All Web App Development Companies in Nantes
40/60 agence UX Design, IA et Développement
4.9(32 reviews)Designing impact, developing performance
Full-service Product Agency based in Paris, Nantes, and Lyon , 40/60 Studio designs, creates, and develops digital products that your users will adopt long-term. Our conviction: a good experience is not based on intuition, but on a fine understanding of usage. We combine user insight, design, and technology to create useful, actionable, and measurable solutions. Why choose us? UX & Insight Driven : We start from real usage to design fair, desirable, and effective products. Impact & Performance : Every design decision and every development is conceived to generate concrete results: conversion, engagement, efficiency. Full-Stack Product Expertise : From user research to development (Design System, apps, SaaS), we cover the entire value chain. Key Figures & Experience: +200 projects launched since 2016 for growing startups and large corporations. Excellent customer satisfaction : Average rating of 4.97/5. Team of experts : More than 30 talents (designers, strategists, tech experts) dedicated to your success. Our areas of intervention: We support local and international organizations on complex issues, at the crossroads of business, user experience, and technology: Media, Mobility, Health, B2B SaaS, Retail, Industry, Impact. More information on our website. They trust us: Decathlon | Stellantis | SNCF | Renault | TF1+ | Arte | Eiffage | Institut Pasteur | Heineken | France Télévision | Simplon | Visiativ.27 works in Web ApplicationLocated in Nantes, France (+1)From €20,000 for Web ApplicationWorked in Sports (+31)Speaks French, English(+1)11-50 membersHello Pomelo
4.9(57 reviews)Hello Pomelo creates custom software (Sales and Ops) to boost and secure mid-sized and large companies.
Top awardedHello Pomelo transforms the IT system of mid-sized and large companies in 2 complementary areas: the Sales IT , to maximize commercial performance through IT, and the OPS IT , to ensure a reliable, secure, and high-performing infrastructure. For over 10 years, we have been a true tech partner for our clients, supporting them with their challenges: - Custom software development and application maintenance : Design of software adapted to your business. As TMA experts, we fix anomalies, optimize performance, and work to evolve your applications. - B2B E-commerce and data management tools : Creation or redesign of custom online sales platforms, and B2B customer portals. We integrate data management tools: PIM / DAM / MDM. - ERP Integrator : Specialists in Microsoft Dynamics 365 Business Central, we support mid-sized and large companies in the audit, deployment, and evolution of their ERP. - DevOps and Cloud Managed Services : Implementation of agile and scalable infrastructures for continuity, security, interoperability, and to accelerate the deployment of your solutions: Cloud migration, cybersecurity, managed services, and monitoring. Our successes: Le Boncoin, Photomaton, Homair, ICAPE, Enovos, Proman, Terminaux de Normandie have entrusted us with their most strategic projects, and we support them long-term. This trust is based on concrete expertise: we master the technologies that make a difference: Microsoft Azure, Dynamics 365 Business Central, Sylius, Shopify, Akeneo... and we put them at the service of your business challenges. What sets us apart is our commitment beyond delivery: managing, evolving, and securing your solutions over time, with total transparency thanks to our Elephant Track monitoring tool.135 works in Web ApplicationLocated in Nantes, France (+6)From €50,000 for Web ApplicationWorked in Luxury Goods & Jewelry (+36)Speaks French, English51-200 membersGaladrim
5(33 reviews)Your tech & AI partner (Paris - Madrid - Milan - Lyon - Nantes)
Galadrim is a tech and AI agency founded in 2017, bringing together nearly 180 experts (AI engineers, developers, product managers and designers) in France. We help companies design and deploy high-impact web, mobile and AI products in record time. More than 800 companies have placed their trust in us , including BNP Paribas, Carrefour, Chanel, Konbini and Leroy Merlin. Our belief: AI is a means, not an end. What matters is the business problem it solves and the ROI it generates. We work pragmatically and transparently alongside your teams, from project definition through to production deployment. Our areas of expertise Generative AI solutions : agents, automations and AI applications designed to deliver measurable return on investment. Custom business software & SaaS : high-performance applications capable of addressing complex business and technical challenges, with cloud architectures that scale to several hundred thousand users. Web and mobile applications : products designed for performance and real-world use. Our method We apply a value-focused agile method: prioritising the right features, gathering frequent feedback throughout development and placing you at the heart of the project team. Galadrim provides one or more developers to help define and build your product, and advises you across the entire tech stack: AI, UX, acquisition, SEO, SEA, GEO, and the selection of tools and providers. Whether you are a start-up, an SME or a large corporation, we adapt our methods to meet your technical and business challenges.75 works in Web ApplicationLocated in Nantes, France (+3)From €20,000 for Web ApplicationWorked in Internet (+34)Speaks French, English(+1)51-200 membersAgence Superchouette
4.9(25 reviews)Create impact. Elevate your brand.
Superchouette is a creative & digital agency that helps brands move very quickly from idea to assets online, without any hassle. We design, produce, and orchestrate everything related to your image and digital experiences , with a senior team that speaks business as much as art direction . What we do for you: • Branding & Identity : logo, visual territory, guidelines, tone of voice, print & digital assets. • UX/UI & Websites : showcase sites, e-commerce, and custom platforms, designed for conversion. • E-retail & Marketplaces : Amazon brandstores, A+ pages, e-retail assets, integration (Amazon, SFCC, Shopify…). • Content & Campaigns : 3D, motion, video, social content, packshots, creative kits for markets & subsidiaries. We work daily with players like Moët Hennessy, L’Oréal (Vichy), Younited… , on projects where we need to reconcile corporate codes, regulatory constraints, and performance objectives. Our way of working: • no intermediaries: you speak directly with the people who design and produce; a dedicated team • simple communication, high reactivity, clean and usable deliverables; an agile and responsive team • transparency and constant optimization of processes, deadlines, and budgets; a growth partner Specifically, we help you to: • clarify your positioning and priorities (audit, workshop, scoping); • establish a coherent brand universe, adaptable to all your touchpoints; • design digital experiences that convert; • produce and adapt your assets for the right channels. If you are looking for a pedagogical partner, capable of transforming any need into a concrete, measurable, and on-brand solution, Superchouette is the right agency for you.Looking for work in Web ApplicationLocated in Paris, FranceBudget on requestWorked in Clothing & Accessories (+24)Speaks French, Arabic(+2)11-50 membersEleven Labs
5(11 reviews)Experts empowered by collective intelligence.
Founded in 2011, Eleven Labs is a web & AI consulting and engineering agency recognized for its technical excellence and the quality of its experts. With 100 astronauts and more than 500 projects delivered, we support companies such as Radio France, Decathlon, Sephora, The Fork, Société Générale, 20 Minutes, Citeo and Believe every day. Our role is to provide deep expertise to scope, secure and accelerate the most demanding digital transformations. We get involved from the outset with audits and strategic consulting to support sound decision-making, then design and deliver robust, sustainable solutions through tailored delivery. Our areas of expertise: 🪐 Technology audit & consulting 🪐 Custom web development 🪐 Cloud & DevOps 🪐AI Engineering Our AI Lab designs agents and artificial intelligence solutions based on LLMs, RAG, AI agents and the MCP protocol, with one goal: turning the possibilities of AI into concrete, value-generating applications for business teams. Eleven Labs is also an Anthropic partner and a member of the Claude Partner Network as a Select Partner in the Services Track. This partnership strengthens our expertise in Claude, supported in particular by Claude Certified Architect: Foundations experts. We support companies from scoping through to the industrialization of their AI projects, designing AI agents and business applications based, in particular, on Anthropic models and connected to the company’s systems, tools and data. Our difference lies in collective intelligence. We believe that value comes above all from the collective, and that experts empowered by their ability to share, challenge one another and build together can go further. Every day, we rely on demanding standards: clean architecture, code quality, FinOps and DevSecOps integrated from the design stage. This rigor enables us to deliver reliable solutions.6 works in Web ApplicationLocated in Nantes, France (+1)From €49,999 for Web ApplicationWorked in Transportation (+13)Speaks English, French51-200 membersDernier Cri
4.5(7 reviews)We are a committed product factory driven by the success of your products.
Dernier Cri is a French product & tech agency (B Corp label) specializing in the design and development of digital products. Web, applications, UX/UI, data and AI: we support SMEs, large and medium-sized companies, and startups from end to end, from product strategy to production and continuous improvement. Our approach is pragmatic and impact-oriented, to deliver useful, reliable and value-creating products. We are present in Paris, Lille and throughout France.6 works in Web ApplicationLocated in Nantes, France (+3)From €15,000 for Web ApplicationWorked in Industrial Goods & Services (+14)Speaks French11-50 membersLonestone
5(3 reviews)Web and AI agency in Nantes, custom digital products delivered quickly and well
Lonestone is a web and AI agency in Nantes, founded in 2014. Around thirty product, design, and tech experts create SaaS, business tools, mobile applications, and websites, enhanced by artificial intelligence. More than 200 clients trust Lonestone: startups, SMEs, large accounts, and software publishers. From audit to production, the team delivers quickly and well. The approach through intention consists of understanding usage to deliver a useful product from the first sprint, then improving it continuously. Open source, technical independence, expertise that remains with the client.6 works in Web ApplicationLocated in Nantes, FranceFrom €10,000 for Web ApplicationWorked in Human Resources (+4)Speaks French, English11-50 membersL'Agence Web Nantaise
5(10 reviews)Sites web professionnels, performants et sur-mesure.
L’Agence Web Nantaise, spécialisée dans la création de sites internet professionnels, accompagne les entreprises pour renforcer leur image et développer leur activité. Basée à Nantes, nous intervenons auprès de clients partout en France. Nous associons conseil, design sur mesure et optimisation technique pour livrer des sites rapides, sécurisés et pensés pour la conversion. Nous proposons plusieurs formules adaptées à chaque budget : paiement comptant, abonnement sur 12 ou 24 mois. Nos prestations incluent : design responsive, optimisation SEO avancée, maintenance, hébergement, sécurité renforcée et création de logo. Nous travaillons avec des entrepreneurs, artisans, dirigeants de TPE et PME désireux d’améliorer leur visibilité en ligne et de se démarquer de la concurrence.Looking for work in Web ApplicationLocated in Nantes, FranceFrom €3,000 for Web ApplicationWorked in Art & Handcraft (+10)Speaks English, French1-10 membersMakeo
4.8(20 reviews)Digital at the highest level!
RecommendedProximity, responsiveness, and expertise are the words that describe Makeo. We put our clients at the heart of our work; our goal is to offer them a completely tailor-made service because every company is different. Created in 2014 by IT enthusiasts, our agency is located in Cholet (49) and operates throughout France. We operate in several key web areas, allowing you to have a single point of contact for all your web projects. Furthermore, our services are carried out in-house by our team. Website creation : We assist you regardless of the type of site you wish to create: showcase site, e-commerce site, or even a specific site! Our web designers listen to you to offer you a tailor-made site that reflects you and meets your needs. Creation of mobile applications and business software : Specializing in custom development, our team has the skills to develop tailor-made solutions for our clients. We are involved in both mobile applications and business software development; the possibilities are endless. Natural and paid referencing (SEO and SEA) : Because it is a key point on the web, we optimize your website so that you can achieve the best possible positioning on search engines in order to reach more users. Server hosting : In order to have only one point of contact for our clients and to control everything related to the web, we provide servers for all types of use (website, applications, storage, etc.). IT management and maintenance : We support our clients throughout the life of their web solution. We look forward to discussing your project! See you soon.Looking for work in Web ApplicationLocated in Cholet, FranceBudget on requestWorked in Real Estate (+23)Speaks French1-10 memberstheTribe
5(7 reviews)The tech agency for the AI era. Bespoke web, mobile & AI development serving your business
WHO WE ARE Since 2015, theTribe has supported SMEs, mid-sized companies, associations and public-sector organizations in creating, redesigning and evolving their strategic digital tools through web, mobile and AI development. Based in Nantes and Paris, our team of more than 60 senior experts covers the entire product development lifecycle: scoping, design, development, deployment, redesign, taking over existing projects and maintenance. Since our beginnings, hundreds of clients have placed their trust in us, including Accor, Veolia, Inserm, HomeExchange, Gens de Confiance, Eskimoz... OUR VISION At theTribe, technology is useless if it does not address a genuine business or user need. Our approach is built around three pillars: 1/ Understand before building Every project starts with a scoping phase that clarifies your business and operational challenges. This ensures that we build the right tool, not just a tool that works. 2/ Technology serving the business Technology for technology’s sake does not interest us. What we enjoy is finding the solution that fits your needs and delivers the best results with the best ROI. 3/ Make AI an accelerator, never an autopilot AI now runs through every aspect of our method: faster scoping, higher-quality code and accelerated prototyping. But the product decisions that matter remain in the hands of our teams and are never delegated to a model.6 works in Web ApplicationLocated in Nantes, FranceFrom €25,000 for Web ApplicationWorked in Industrial Goods & Services (+8)Speaks French, English51-200 membersLe Backyard // Agrée CII
4.9(57 reviews)Since 2015, Le Backyard, the No. 1 agency for creating digital products (mobile, web, software).
RecommendedTop awardedFor over 10 years, Le Backyard has been designing and developing end-to-end digital products: mobile apps, websites, SaaS and marketplaces. An independent agency of more than 35 experts based in France, from scoping to production.48 works in Web ApplicationLocated in Paris, FranceFrom €5,000 for Web ApplicationWorked in Sports (+31)Speaks French, English(+1)11-50 membersJosh Digital
5(26 reviews)ΛGENCE TΞCH FRΛNÇΛISE 🇫🇷 [CII Approved] We've been building the future of digital for over 12 years🚀
Top awardedConquer the digital world and boost your online business! With over 10 years of experience in IT and CII certified, Josh Digital is among the best next-generation French TECH Agencies, supported by BPI FRANCE, BNP PARIBAS & the CCI DE PARIS IDF. Based on an agile, immersive, collaborative, and responsible approach, we provide high-level digital expertise thanks to our team passionate about new technologies, for the custom development of digital applications in continuous improvement: * Specific business tools integrated into our clients' IS (BPM, DASHBOARD, EXTRANET / INTRANET, ERP, CRM) * Mobile / tablet applications on iOS and Android (cross-platform) * Self-hosted AI solutions (RAG, LLM/VLM, NLP, DATA, AUTOMOTION, AGENTIC) * Websites and dedicated platforms (Client areas, Partner areas) * Proactive, corrective, and evolutionary maintenance (TMA / TME) * Infrastructure server and devops outsourcing Composed of creative & technical talents with full-stack skills and solid experience (UX/UI Design & IT Development), we aim to be a true extension of your team, adapting to your needs in a collaborative framework, and fully engaging in your project. Josh Digital, in numbers, is: +20 Employees +95 Clients +300 Digital Projects +50 Mobile Applications +30 Business Apps Today, we collaborate with prestigious large companies and innovative startups, such as: BNP Paribas, Nicolas Feuillatte, SNCF, ISS France, Welkeys, Arioneo, Samboat... And many others who have chosen to trust us! Always seeking innovation, we advise our clients on technological choices and the implementation of their digital projects. Have a Tech Project to entrust to us? Gain productivity and digital competitiveness now! #WEΛRETΞCH #WEΛREJOSH18 works in Web ApplicationLocated in Paris, France (+2)From €10,000 for Web ApplicationWorked in Energy & Oil (+23)Speaks French, English11-50 membersID Interactive
4.9(42 reviews)Custom web application development agency specializing in customer acquisition.
Highly recommendedTop awardedID Interactive designs custom web applications and platforms focused on customer acquisition. An independent agency founded in 2006 in Arradon, near Vannes, certified Google Partner and Shopify Partner. In nearly twenty years, the agency has delivered over 800 projects and currently supports over 300 clients: SMEs, mid-sized companies, startups, e-merchants, and institutions, in Brittany, Paris, and throughout France. Among our achievements: Le Télégramme, Yachting 360, Conscio Technologies, Terra Services. Our scope: creation of websites and applications (Next.js, Payload CMS, Shopify, WordPress, PrestaShop), business platforms, extranets, and portals in headless architecture, graphic studio (UX/UI, branding), SEO, GEO (referencing in generative AI), and paid media (Google Ads, Meta Ads, LinkedIn Ads). A single internal team brings together full-stack developers, designers, and acquisition specialists. Technical architecture, user experience, and visibility are handled together from the initial scoping, without subcontracting. Two choices set us apart. First, a Next.js / Payload CMS stack that produces fast, easy-to-administer, and eco-designed websites. Second, a local AI infrastructure that processes content and data in a controlled environment, without dependence on cloud APIs.10 works in Web ApplicationLocated in Arradon, FranceFrom €3,000 for Web ApplicationWorked in Real Estate (+30)Speaks French, English(+1)11-50 membersThe Project Company
5(1 review)🌈 The Project Company is the 360 development studio dedicated to creating digital solutions.
🚀 The Project Company doesn't just follow innovation: we redefine it. We create intelligent, sustainable, and radically useful technologies, designed to transform usage and accelerate the transition to a responsible future. Our conviction is clear: every project must be a game-changer. No compromises between performance, design, and positive impact. We combine technological power with responsibility to offer solutions that don't just exist – they make a difference. With The Project Company, technology becomes a lever for transformation, a driver of progress that inspires, engages, and builds a better future.6 works in Web ApplicationLocated in Nantes, France (+1)From €10,000 for Web ApplicationWorked in Real Estate (+6)Speaks English, French11-50 membersNovity
5(12 reviews)Tech, Data, AI & Product Partner | 80+ Clients
Novity is the Tech, Data and AI partner for CTPOs. We accelerate your roadmaps by turning technological challenges into practical solutions. With hubs in Mauritius and Madagascar, supported by our European office in Paris, we combine tech strategy, data architecture and continuous delivery through a hybrid operating model. Since 2019, our team extension model has supported software publishers, startups and digital factories within small and mid-sized businesses and mid-market companies. More than 80 organisations trust us, including Kolsquare, CapCar, iQera and Adeiz. At Novity, AI must deliver tangible business value. We design use cases that connect with your existing systems, tools and databases, going beyond short-lived experiments. As a Certified member of the Claude Partner Network, we demonstrate our ability to deliver robust, well-documented AI solutions, backed by a team of Claude Certified Architect – Foundations experts. Our engineers work directly alongside your teams, sharing knowledge and challenging architectural decisions to maximise product impact. From initial scoping to production deployment and industrialisation, we operate with full transparency. More than 15 AI projects have already been deployed. Our areas of expertise: 🎯 Consulting & Tech Strategy: Architecture, audits, technical scoping and roadmaps 🚀 Product & Design: Product discovery, backlogs and UX/UI journeys 💻Software Engineering: Cloud-native development, SaaS and quality assurance 🤖 Data & AI: Data platforms, autonomous agents, RAG and LLM integration Our approach: integrated teams. Meet and assess your future team members before onboarding. They integrate seamlessly into your workflows, aligning with your technical and business goals. Our commitments: → 9.5/10 client satisfaction score → Over 97% monthly engagement renewal rate → Anthropic Claude Partner Network certified partner since 2026 → Member of France FinTech, La Retail Tech and French Tech Mauritius3 works in Web ApplicationLocated in Paris, France (+2)From €5,000 for Web ApplicationWorked in Marketing & Advertising (+3)Speaks English, French51-200 membersYield Studio
5(23 reviews)Tech, Product, and AI partner for your complex business apps & software | +150 clients
Top awardedAt Yield Studio, we help companies become more productive and identify growth levers. Frustrated with working on projects with no real impact, James and Cyrille created Yield Studio in 2019. Objective: to use tech to create innovations that bring value to both the end-user and the business. Our business: designing and developing web & mobile applications. Our clients: we work with mid-sized companies (ETI), SMEs, and startups: Suzuki, Carrefour, BPI France, BTP Consultants, Aprium Pharmacie, République Française, Crédit Agricole, Orange, Axecibles. The pillars of our success: - We identify differentiating features for end-users through an approach based on both Discovery and Delivery. - We write quality code from the start to go faster afterwards thanks to internal and senior experts - We don't waste time on low value-added tasks thanks to our internal Lab’ which provides our experts with powerful tools. - More of a partnership than a service… People first 💙79 works in Web ApplicationLocated in Paris, France (+1)From €5,000 for Web ApplicationWorked in Non-profit (+18)Speaks French51-200 membersREALITIM
4.8(2 reviews)Let's create together the experience that will make your application unique.
Web and 3D development agency: your ideal Nantes partner for developing your custom application. We are a team of passionate technical experts, specializing in the creation of responsive web applications, VR applications, 3D experiences, UI/UX interface development, artificial intelligence technologies, and much more. 🚀🌐🤝 At REALITIM, we understand the importance of an effective online presence and an optimal user experience. That's why we are committed to providing you with tailor-made solutions that meet your specific needs. Our user-centric approach, combined with our technical expertise, allows us to create responsive and immersive applications, intuitive websites, and memorable digital experiences. 🎯💡✨ Our team specializes in the development of responsive web applications, offering compatibility with all devices and screens, so your users can enjoy a fluid and consistent experience. Additionally, we are experts in VR application development, allowing you to immerse your users in captivating and immersive virtual worlds. 📱💻🌍 With our SEO consultancy offer, we optimize your online presence to help you achieve a better ranking in search engines and generate qualified traffic to your website. Our team of SEO experts stays constantly up-to-date with the latest trends and best practices in SEO, ensuring you optimal visibility and maximum return on investment. 🔍📈🔗 Artificial intelligence is also at the core of our expertise. Whether it's for setting up intelligent chatbots, developing virtual assistants, or using generative AI algorithms, we offer you innovative solutions to automate processes, improve user experience, and optimize your operations. 🤖🧠💬 As a Nantes-based company, we are proud of our heritage and our local presence. Our team is rooted in the dynamic of the Nantes region, where technological and digital innovation is constantly evolving. We understand the challenges faced by companies in the region and we are here to support them in their digital transformation. 🏞️🌊🤝 At REALITIM, we are determined to help you achieve your goals in web development, SEO, and digital strategy. Contact us today to discuss your needs and let us be your trusted partner to successfully realize your digital projects. 📂🌟🚀3 works in Web ApplicationLocated in Nantes, FranceFrom €5,000 for Web ApplicationWorked in Construction (+5)Speaks French1-10 membersLEANDO.tech
5(3 reviews)We transform your business challenges into useful and adopted solutions. +20 projects unlocked in 12 months
An idea, an innovation, a project to realize? We are Leando, a consulting firm in product innovation, tech, and project adoption. 🚀 We support: • Startups and entrepreneurs, to transform an idea into an adopted product, ready to scale. • Large groups and mid-sized companies, to accelerate their strategic projects and maximize team impact. 🎯 Our strength: combining a product approach, clear strategy, and solid tech execution. This allows us to bridge the gap between your ambition and concrete, measurable, and sustainable results. +20 projects supported in the last 12 months. 👉 Discover what we can do together and our offers on leando.tech6 works in Web ApplicationLocated in Nantes, FranceFrom €1,000 for Web ApplicationWorked in Management Consulting (+6)Speaks English, French1-10 membersTeneX Studio
(0 review)10x your sales
Tenex Studio is a web agency specialized in building custom websites and web apps. Based in Nantes, France, our expertise covers: - 🎨 Design: stand out at first glance - 💶 Conversion: turn visitors into clients - 🔍 Visibility: get found on Google, recommended by AI Our client-centered approach delivers solutions 10× more personalized that meet your specific needs.Looking for work in Web ApplicationLocated in Nantes, FranceFrom €8,000 for Web ApplicationWorked in Software & Computer Services (+2)Speaks English, French1-10 membersnice one agency
5(16 reviews)We create digital experiences that feel right - because nice one.
Highly recommendedTop awardedWe are nice one agency - the e-commerce agency from Berlin for ambitious brands in Germany, Austria, Switzerland, and France. We develop online shops, websites, and digital marketing strategies that not only look good but deliver measurable results. From Shopify to SEO, SEA, and email marketing to hosting and custom web development, we support companies on their path to greater visibility, revenue, and growth. No unnecessary complexity. No empty promises. Instead, digital solutions that feel good, delight customers, and perform sustainably.1 work in Web ApplicationLocated in Paris, FranceFrom €10,000 for Web ApplicationWorked in Industrial Goods & Services (+13)Speaks English, Arabic(+4)1-10 members