Let's build your custom mobile application.
30 experts to design, build and maintain your custom mobile, web and AI applications.
They trust us.
They trust
us.
Startups, mid-caps, large enterprises, public sector: Kosmos supports organisations of every size in building their web, mobile and AI applications.
Entrust your project
to our app experts.
Entrust your project to our
app experts.
Entrust your project
to our app experts.
Our experts in mobile app development build your project, delivering superior technical and functional quality within shorter timeframes.
A unique method, proven across hundreds of projects.
We support you at every stage of your app project to drive it to success through a cycle of continuous innovation (discovery / design / delivery), from design to deployment and maintenance.
Functional, visual and technical design
We support you at every stage, from functional design to striking visual design and the build of a solid technical architecture for your solution.
Project study
Visual design & prototyping
Technical design & architecture
Programming, testing and fixes
We support you at every stage, from programming to rigorous testing and the adjustments and fixes applied to your solution.
Programming
Technical acceptance (MOE)
Client acceptance (MOA)
Training, deployment, security and maintenance
We support you at every stage, from training to public deployment, including the security and maintenance of your solution to ensure its long-term success.
Training & support
Public deployment & verification
Security & maintenance
Functional, visual and technical design
We support you at every stage, from functional design to striking visual design and the build of a solid technical architecture for your solution.
Programming, testing and fixes
We support you at every stage, from programming to rigorous testing and the adjustments and fixes applied to your solution.
Training, deployment, security and maintenance
We support you at every stage, from training to public deployment, including the security and maintenance of your solution to ensure its long-term success.
The best technologies for your application.
We master the best services and technologies to develop, maintain and scale your mobile application.
Cut your app's cost by 40% thanks to our 50 modules of code augmented by AI.
Cut your app's cost
by 40% thanks to our
50 modules of code
augmented by AI.
We build your application at prices 40% below the market average, thanks to our 50 modules that are ergonomic, intuitive and fully customisable, augmented by AI.
Innovation Tax Credit
Naxan Group is CII-accredited: your company can claim a tax credit on the outsourced costs of developing a solution that is new and innovative in its reference market.
20%of outsourced development costs
Bpifrance Innovation expert
Kosmos works within the “Diag Axes d'Innovation” programme: we help SMEs and mid-caps identify their innovation paths and assess the feasibility of their projects, upstream.
50%of the diagnostic subsidised by Bpifrance
8 years of success,
by your side.
8 years of passion, boldness and innovation! Projects, challenges and successes. All thanks to you.
- Since
- 2018
- Years
- 08
They talk about us.
Explore the mentions and analyses that spotlight our work and our innovations across the business and tech press.
Let's discuss
your application
project.Let's discuss your application project.
Describe your project. Our team replies within 24 hours with free technical scoping, along with a clear estimate of costs and timelines. No commitment.
- Reply within 24 hours from a project manager
or engineer.Reply within 24 hours from a project manager or engineer. - Technical scoping and quote, with no fees.
- No commitment, your data stays
confidential.No commitment, your data stays confidential.
Monday to Saturday · 9am to 6:30pm
hello@kosmos-digital.com
Paris · Lyon · Marseille · Nice · Geneva
Your company may qualify for a tax credit equal to 20% of the costs linked to developing its solution.
Free scoping & estimate in less than 24h
Describe your project and we'll get back to you with a costed estimate and a roadmap.