July 29, 2025
Mobile App Development Company France
Expand your digital presence and connect with your audience using top-tier mobile app development in France. Craft high-performing native, hybrid, and cross-platform apps tailored for your businesses to attract diverse markets.
- 17+ Years of Expertise
- 375+ Custom Apps Delivered
- AI-Powered Digital Innovation
Why Invest in Mobile App Development in France?
$2.05 B+ Market Revenue
10.2% Growth in Mobile App Usage
350 M+ App Downloads
Growing Audience
Trusted By Leaders
With 90%+ of top online European retailers investing in mobile apps, French businesses are part of this strategic shift toward immersive, brand-centric experiences.
Enhanced Customer Engagement
Industry insights reveal that mobile apps deliver superior engagement compared to websites. Users navigate 4–5 times more content on apps versus mobile sites. Also, conversion rates via mobile apps are 2–3× higher than mobile web, and 1.5× higher than websites.
Mobile App Development Services in France
As a leading mobile app development company in France, The NineHertz blends cutting-edge technology, AI innovation, and elegant design to build intuitive mobile apps that resonate with users. Whether modernizing legacy systems or crafting solutions from scratch, we customize each project to fit the needs of French businesses and global enterprises.
AI Integration Services
- At The NineHertz, we leverage advanced AI technologies—like machine learning, computer vision, and natural language processing—to transform mobile apps into smart, user-centric platforms that boost engagement and retention.
- Predictive Analytics & Recommendations
- NLP-Based User Interactions
- Automated Content Generation
- AI-Powered Chatbots
- Image & Voice Recognition
Custom App Development
- We build fully bespoke mobile applications tailored to your industry, user personas, and growth goals. From ideation to launch, our team ensures your app delivers performance, value, and scalability.
- iOS App Development
- Android App Development
- Cross-Platform App Development
- Native & Hybrid App Solutions
- Wearable & IoT App Development
Advanced Mobile App
- We help French enterprises revamp their outdated apps with modern features, sleek designs, and improved functionality, keeping them competitive in today’s fast-paced mobile ecosystem.
- UI/UX Redesign
- Architecture Modernization
- Cloud Enablement & Migration
- Feature Upgrades & Enhancements
- Code Refactoring & Optimization
Product Design
- At The NineHertz, we craft intuitive and aesthetically refined product designs that elevate user experiences. Our design-first strategy ensures your app is not only functional but also emotionally engaging for French users.
- Wireframing & Prototyping
- UI/UX Design
- Interactive Design
- User Testing & Feedback Loops
- Brand Identity Integration
App Migration
- We help French enterprises migrate outdated apps to modern platforms with minimal disruption. Whether moving to the cloud or shifting between operating systems, we ensure data integrity and improved app performance.
- Legacy System Migration
- Cloud Migration
- Platform-to-Platform Migration
- Data & Content Migration
- Architecture & Framework Migration
Mobile App Integration
- Our mobile app developers in France connect mobile apps with business systems and third-party services to create a fully integrated digital ecosystem, enhancing functionality, data flow, and user satisfaction.
- API Integration
- CRM/ERP Integration
- Payment Gateway Integration
- IoT & Wearable Integration
- Marketing & Analytics Integration
App Support and Maintenance
- We offer end-to-end support and maintenance services to ensure your app remains optimized, secure, and fully compatible with evolving user needs and device updates in the French market.
- Performance Monitoring
- Bug Fixes & Updates
- Security Enhancements
- Feature Enhancements & Upgrades
- OS & Device Compatibility Updates
Testing and Quality Assurance
- Our dedicated QA team runs comprehensive testing cycles to verify that your app meets the highest standards of reliability, security, and performance across all devices and platforms.
- Functional Testing
- Usability Testing
- Performance Testing
- Security Testing
- Cross-Platform Compatibility Testing
End-to-End Mobile App Development Services for French Businesses
We at The NineHertz leverage a diverse tech stack and modern frameworks to deliver custom mobile app solutions suited to the dynamic industries of France. From startups in Paris to large enterprises in Lyon and Marseille, we ensure your app runs seamlessly across platforms, enhancing reach and impact.
iOS App Development
We build high-end iOS applications tailored for Apple’s ecosystem, combining sleek design with dependable functionality. Our team ensures that your app aligns with the latest iOS standards, offering a polished, secure, and high-performance experience that appeals to the discerning French consumer.
Android App Development
Harness the full potential of Android with our custom-built apps optimized for various devices and screen sizes. From consumer-facing apps to enterprise tools, we develop robust Android applications that connect with users across France and beyond, offering speed, scalability, and security.
Cross-Platform App Development
We help French companies optimize resources by building apps that work flawlessly on both iOS and Android platforms. Our developers use modern frameworks to ensure consistency in design, speed of deployment, and a unified user experience, ideal for brands looking to grow quickly and efficiently.
React Native App Development
Utilizing the power of React Native, we develop cross-platform mobile apps that function like native applications. This framework allows us to deliver a fast, efficient solution with shared code for iOS and Android, cutting development time and cost without sacrificing quality.
Flutter App Development
With Flutter, we bring stunning interfaces to life through a single codebase. Ideal for fast-growing French startups and established businesses alike, our Flutter apps are responsive, high-performing, and rich in animations, ensuring a premium experience across all devices.
Progressive Web App Development
The NineHertz builds Progressive Web Apps that merge the power of the web with the usability of mobile apps. PWAs offer fast load times, offline access, push notifications, and no need for app store installation, making them a smart, cost-effective choice for broad audience engagement in France.
Mobile App Development Services Across Diverse French Industries
At The NineHertz, we offer mobile app development solutions in France that are specific to the requirements of companies in the most influential industries. Our domain-specific development methodology guarantees that each app complies with user expectations, corporate objectives, and industry requirements.
Healthcare
In France’s expanding digital health market, we develop safe, HIPAA/GDPR-compliant healthcare applications that enhance patient outcomes, assist medical staff, and expedite administrative processes.
- Healthcare App Development Services
- Fitness App Development Services
- Healthcare Software Development Services
- Doctor Appointment App Development
- Tracking Apps for Fitness and Wellness
Banking and Financial
Our mobile app developers in France create safe, effective financial applications that streamline money management and aid in France’s shift to digital banking. We facilitate smooth mobile-first experiences for both established institutions and financial startups.
- Apps for Mobile Banking and Wallets
- Tools for Personal Finance and Budgeting
- Platforms for Trading and Investment
- Safe Online Payments
- Solutions for Credit Scoring and Loan Management
Education
The NineHertz develops engaging and interactive mobile applications for the educational market that enhance students’ educational experiences and simplify administration for educational institutions.
- Production Planning and Scheduling Apps
- Field Service Management Solutions
- Quality Control and Inspection Apps
- Inventory Management and Asset Tracking
- Supply Chain Management and Tracking
Logistics and Transportation
NineHertz creates mobile apps that streamline transportation and logistics processes, boosting communication, efficiency, and traceability across the supply chain.
- Systems for Fleet Management and Tracking
- Apps for Delivery Management
- Solutions for Warehouse Management
- Apps for Route Navigation
- Tracking of Shipments and Freight
Manufacturing
NineHertz develops customized mobile applications for the industrial sector that enhance real-time data access, supply chain visibility, and operational efficiency.
- Production Scheduling & Monitoring Apps
- Inventory & Asset Management
- Supply Chain & Logistics Integration
- Equipment Quality Checks
- Field Maintenance Solutions
Real Estate
We empower property agents, buyers, and developers with custom mobile apps that simplify property search, virtual tours, and client engagement in the French real estate market.
- Property Listing and Search Platforms
- AR/VR Real Estate Apps
- Broker Management Tools
- Rental and Property Management Solutions
- Mortgage/Loan Calculators
eCommerce & Retail
We design engaging eCommerce and retail apps that boost conversions and deliver seamless shopping experiences, driving online sales for French brands and marketplaces.
- Online Shopping and Retail Apps
- Product Recommendation Engines
- Secure Payment Gateway Integrations
- Customer Engagement Apps
- Inventory Management and Order Tracking
Fitness
We create smart fitness apps tailored to today’s health-conscious users—combining personalization, tracking, and integration with wearables for better outcomes and stronger communities.
- Workout Tracking and Exercise Guides
- Personalized Training and Coaching Apps
- Nutrition and Diet Tracking Tools
- Fitness Community and Social Features
- Wearable Device Integration
Entertainment
We bring ideas to life with immersive entertainment apps that engage users through streaming, gaming, and interactive content experiences, crafted to meet France’s rising demand for mobile entertainment.
Some Key Milestones in Our Mobile App Development Journey
ISO 9001 CERTIFIED NASSCOM & STPI ACCREDITATION
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375+
App Launched
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17+
Years of Experience
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150+
Dedicated App Developers
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92%
Client Retention
Partnered with Prestigious Brands
Thanks to The NineHertz, industry leaders can now effectively interact with their customers and stay ahead of evolving technological trends. Our solutions help big businesses streamline their operations, bringing about significant change and creating an atmosphere that is prepared for the future.
A Glance at Our Remarkable Mobile App Development Portfolio in France
Being one of the top mobile app development company in France, The NineHertz have produced a large number of powerful mobile apps that continuously improve user experiences and provide real value to a variety of businesses. With scalable architecture and future-ready design, each app is carefully constructed from the ground up to guarantee long-term performance, dependability, and user engagement.
AR-Enabled Shopping App for a French Furniture Brand
We developed a feature-rich mobile shopping app for a leading furniture manufacturer in France, integrating augmented reality (AR) to let users virtually place furniture in their homes before buying. This interactive experience, combined with smooth navigation and secure payments, significantly increased user engagement and boosted online sales.
Country 
France
France Platforms iOS, Android
- 360° Product Spin
- Real-Time Product Customization
- Dynamic Product Listings
- Augmented Reality (AR) Preview
Comprehensive Travel Booking App for a French Tour Operator
For a major travel company in France, we built a full-featured ticket booking app that simplifies the reservation process for flights, accommodations, and activities. The app features live updates, itinerary planners, and multilingual support, offering users a highly personalized and convenient travel experience.
Country France
France Platforms iOS, Android
- Real-Time Booking & Notifications
- GPS-Based Service Suggestions
- Itinerary Management
- AR-Powered Destination Tours
- Multilingual Interface
On-Demand Food Delivery App for a Leading French Chain
We created a high-performance delivery application for one of France’s top food service brands, enabling customers to place orders seamlessly, track deliveries in real time, and complete payments securely. The solution enhanced delivery speed, improved customer satisfaction, and supported the client’s national expansion.
Country France
France Platforms iOS, Android
- Live Order Tracking
- In-App Notifications
- Smart Bill Estimation
- Integrated Payment Solutions
- Route-Based Navigation
Explore Our Mobile App Development Expertise in France
With deep industry knowledge and a robust development portfolio, The NineHertz has successfully delivered a wide range of custom mobile app solutions to clients across France. From real-time service apps to enterprise-grade booking systems, we continue to drive innovation and exceed client expectations—cementing our position as a leading mobile app development company in France.
On Demand App Development
We specialize in creating powerful on-demand mobile applications that instantly connect users with service providers—across food delivery, transportation, home maintenance, healthcare, and more. These apps offer convenience, real-time tracking, and scalability to meet growing consumer expectations.
- Food Delivery Apps (e.g., Deliveroo, Uber Eats)
- Ride-Hailing Apps (e.g., Bolt, BlaBlaCar)
- Home Services Apps (e.g., Frizbiz, Helpling)
- Telehealth Apps (e.g., Doctolib, Qare)
- Grocery Delivery Apps (e.g., Carrefour Livraison, Flink)
Appointment Booking App Development
We develop intuitive appointment scheduling apps for businesses looking to streamline bookings and improve customer satisfaction. From salons to healthcare clinics and event organizers, our solutions reduce wait times, prevent no-shows, and ensure better time management.
- Medical Booking Apps (e.g., Doctolib, Livi)
- Salon & Spa Booking Platforms (e.g., Kiute, Treatwell)
- Corporate Meeting Schedulers (e.g., Calendly, Vyte)
- Service Provider Scheduling Tools (e.g., Stootie, Yoojo)
- Event & Venue Reservation Apps (e.g., Weezevent, Billetweb)
eCommerce App Development
At The NineHertz, we craft robust eCommerce mobile apps that deliver frictionless shopping experiences, helping French retailers and online brands drive conversions and retain loyal customers. These apps are designed with secure payment systems, real-time inventory updates, and personalized recommendations to elevate user satisfaction.
- Retail eCommerce Apps (e.g., Cdiscount, FNAC)
- Multi-Vendor Marketplace Apps (e.g., Rakuten France, Leboncoin)
- B2B eCommerce Platforms (e.g., Manutan, Europages)
- Subscription-Based Apps (e.g., JolieBox, Nuoo)
- Social Commerce Solutions (e.g., Instagram Shopping, Vinted)
Booking Software Development
We develop all-in-one travel and booking applications that make it effortless for users to search, plan, and book their entire travel experience—from transportation to accommodations and guided activities. Our apps support real-time availability, multilingual support, and smart travel suggestions tailored for French and international travelers.
- Flight Booking Apps (e.g., Skyscanner, French Bee)
- Hotel & Hostel Booking Apps (e.g., Accor, Booking.com)
- Vacation Rental Platforms (e.g., Airbnb, Abritel)
- Travel Itinerary & Planner Apps (e.g., Google Travel, Ulysse)
- Car Hire Solutions (e.g., Europcar, OuiCar)
- Local Tours & Activities Apps (e.g., GetYourGuide, Ceetiz)
Excellence: At the Heart of Our Mobile App Development Process
We have been honored with the IAOP and Globee Awards for our dedication to innovation and changing business processes through high-performance applications.
1,300+
projects
delivered
100+
industry
sectors
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Achievement in Customer Satisfaction 2023
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America’s Fastest-growing Companies 2023
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Top 100 Global Outsourcing Providers and Advisors 2023
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Best IT Service Provider of the Year 2023
Ready to Expand Your Business With Robust App Development Services in France?
Flexible Hiring Models for Mobile App Developers in France
At The NineHertz, we tailor our developer engagement models to align with your project’s scope, complexity, and business goals. Whether you’re a startup in Paris or an enterprise in Lyon, our flexible hiring strategies ensure cost-efficiency, scalability, and faster time to market.
Dedicated Development Team
Partner with a full-time team of mobile app developers who work exclusively on your project, ensuring seamless communication, better control, and deep domain expertise throughout the development cycle.
Fixed-Price Model
Ideal for well-defined projects, this model allows you to build a mobile app within a pre-approved budget and timeline—perfect for businesses with clear specifications and limited variance.
Hourly Hiring Model
Opt for flexible development with our hourly model—great for dynamic projects where scope and features may evolve over time. Pay only for the time and resources used.
Hybrid Engagement Model
Combine the best of multiple models to create a custom engagement plan—perfect for long-term projects or companies needing both strategic planning and agile execution.
Why The NineHertz is Among the Top Mobile App Development Companies in France?
At The NineHertz, we combine strategic planning, agile execution, and budget alignment to deliver mobile apps that give our clients a clear edge in the French and global markets. Our proven process ensures faster time-to-market and smarter decision-making every step of the way.
Free Project Estimation
We offer zero-cost project evaluations, helping clients in France understand the budget and technical roadmap before development begins, ensuring smarter planning and financial clarity.
On-Time Delivery
Timeliness is our promise. We adhere to strict deadlines so that your mobile app launches on schedule, allowing you to capture opportunities and stay ahead in the fast-moving digital space.
Budget-Conscious Solutions
We design mobile apps that are cost-effective yet powerful, combining rich functionality, modern UX, and performance, while staying within your financial plan.
Tailored Development Approach
Every mobile app we build is the result of a deep understanding of your business goals. We tailor every aspect, from tech stack to design, to ensure a perfect business fit.
Full Source Code Ownership
As a client, you retain 100% ownership of your app’s source code, ensuring long-term control, flexibility, and protection of your intellectual property after project completion.
Agile Development Process
We follow Agile methodologies that promote flexibility, ongoing communication, and fast iterations—allowing you to adjust, refine, and perfect your app at every stage.
Complete Transparency
From kickoff to deployment, we keep you in the loop with regular updates, sprint reviews, and clear communication, so you always know where your project stands.
READY TO SHIFT TO AUTOMATION
Be the First To Introduce Future
Partner with the best mobile app development company in France and digitize your business
Include AI Technologies in French Mobile App Development
In order to create future-focused digital solutions, NineHertz offers professional mobile app development services in France that seamlessly integrate Industry 4.0 technologies. Our cutting-edge technology stack, which includes IoT, AI, ML, and more, enables companies to create intelligent, data-driven mobile applications.
Artificial Intelligence (AI)
Through pattern recognition, prediction, and data learning, artificial intelligence allows machines to mimic human decision-making. At The NineHertz, we integrate AI into mobile apps to facilitate smart suggestions, intelligent automation, and NLP-driven interfaces, revolutionizing user engagement in a variety of industries.
Internet of Things (IoT)
By connecting commonplace gadgets to the internet, IoT enables data interchange and remote interaction. For French industries like energy, logistics, and home automation, we create robust IoT-enabled smartphone apps that allow for smart surroundings, remote device control, and real-time monitoring.
Machine Learning (ML)
Mobile apps may automatically adapt and improve by monitoring data trends thanks to machine learning, a fundamental subset of artificial intelligence. By incorporating machine learning (ML) into apps, NineHertz provides fraud detection, tailored content, predictive insights, and dynamic workflows.
Big Data Analytics
Analyzing vast and intricate information to find hidden patterns and useful insights is known as big data analytics. To improve operations, comprehend user behavior, and make well-informed, data-supported decisions, we assist French companies in utilizing big data in mobile apps.
Augmented Reality (AR)
Using gadgets like smartphones and tablets, augmented reality superimposes digital data on the physical world to improve user perception. Through interactive visual content, NineHertz creates immersive augmented reality experiences for smartphone apps that are revolutionizing sectors including retail, education, gaming, and maintenance.
Cloud Computing
Through the use of the Internet, cloud computing offers on-demand computer services, such as servers, storage, databases, networking, software, analytics, and intelligence. In order to ensure that their clients have a robust infrastructure at a reasonable cost, the NineHertz uses cloud platforms to develop mobile applications that are scalable, secure, and highly accessible.
Our Technology Stack for Mobile App Development Services in France
The NineHertz creates mobile app features that are tailored to the unique needs of every company by utilizing a range of emerging technologies. Our specialty is building digital solutions from the ground up with functionality catered to the unique requirements of our clients.
AngularJS
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ReactJS
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Vue.js
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JavaScript
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CSS3
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HTML5
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TezJS
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Node.js
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PHP
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Java
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Python
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Express
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Fastify
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.NET
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Meteor.js
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Nest.js
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iOS
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Android
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Swift
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Flutter
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Ionic
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React Native
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Xamarin
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MySQL
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PostgreSQL
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SQL Server
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MongoDB
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Oracle
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DynamoDB
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SQLite
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Firebase
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Laravel
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CodeIgniter
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MEAN
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CakePHP
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Django
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Rxweb.io
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Google Cloud
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AWS
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Azure
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Azure DevOps
-
Docker
-
Kubernetes
-
Jenkins
-
Selenium
-
Gradle
-
Magento
-
Shopify
-
Kentico
-
WooCommerce
-
NopCommerce
-
Joomla
-
Kentico
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DotNetNuke
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WordPress
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Sitefinity
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Power BI
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Zoho
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Salesforce
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Servicenow
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Tableau
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MS Dynamics CRM
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ZeroThreat
Testimonial
As a leading mobile app development company in France, we craft user-focused solutions that meet client expectations—ensuring satisfaction and lasting collaboration.
For over 3 years, we have partnered with The NineHertz for our MVP Launch project. The project was delivered in less than a year with all the security and quality standards. Just after a few months of downloads, we garnered thousands of downloads on the different mobile app marketplaces. It has been an outstanding experience working with The NineHertz. The seamless communication and collaboration bestowed by the company have helped us manage the process and provide our contribution wherever required. The professionalism and high-quality service by The NineHertz is something that we find rarely. We would like to work with the firm again and refer their service to anyone looking for mobile app development.
Christopher Graham
Co-Founder / CEO-Chilling Inc.
I have partnered with The NineHertz for my app development project. While I had very little experience in getting software developed, their guidance and transparent advice have helped to get a mobile app exactly syncing with my vision. The communication was always seamless and the project always was on track. The app was delivered on time. The sales, development, and testing departments of the company were highly responsive and attended to every feedback that I provided. I am excited to work with them again on version 2.0 of my application.
Roosevelt Bowman
CEO of Career Accelerator
The commitment shown by the app development team at The NineHertz was truly outstanding. The graphic designer was able to understand my thoughts on the design and bring them onto the screen. After the launch of my application, the user interface and design were highly appreciated by stakeholders. The various suggestions provided by the team even transfigured the app quality and helped me make better decisions. The key milestones were achieved on time. I would like to recommend The NineHertz to businesses looking for the best custom mobile app development services.
Jade Punski
Co-founder / CEO – DogPack
Frequently Asked Questions
We are here to assist with any questions you may have about mobile app development in France. To help you make an informed decision, we have answered some of the most common queries below.
Mobile app development services in France usually costs between €12,000 to €350,000+, depending on the platforms, technologies, features, and complexity of the project.
The development of a mobile app can take anything from two to six months on average. App complexity, integrations, design, and testing needs may affect the timelines.
In order to create apps that operate on both iOS and Android from a single codebase, The NineHertz specializes in cross-platform development using Flutter and React Native.
Of course. For out-of-date or underperforming apps, we provide app modernization services such as UI/UX redesign, code optimization, feature upgrades, and platform migration.
Yes, we create mobile applications tailored to the demands of various industries, including healthcare, finance, real estate, education, retail, logistics, and entertainment.
Yes, you still have complete control of the app’s source code and intellectual property when the project is finished and payment is received.
To enable automation, intelligent suggestions, analytics, and more, we incorporate state-of-the-art technologies like AI, Machine Learning, AR/VR, IoT, and Big Data into mobile apps.
Yes, in order to keep your app operating smoothly, we provide continuous app support, performance monitoring, bug fixes, feature enhancements, and OS compatibility updates.
Of course. To accommodate various company demands, we provide flexible recruiting models such as dedicated teams, hourly staffing, fixed-price projects, and hybrid engagements.
The NineHertz is renowned for its client-centric approach, fast delivery, AI-driven solutions, and more than 15 years of experience. We create scalable applications tailored to the French and international markets.
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