To make a success of your mobile application, you have to meet specific challenges:
  • Choosing the right technology. We master all the technologies that matter. We are therefore free to choose with you the one that corresponds to your needs and that can accompany you for a long time.
  • Delivering a successful user experience. We help you take your users' needs into account and design an intuitive and user-friendly interface. This is the assurance that your application will be used!
  • Ensure a high level of performance and quality. Your app should not remain in the boxes! That's why we offer a rigorous approach to design and execution of tests, tools and platforms to promote the deployment of the application.

Mobile Apps News

Our Approach

  • Technological expertise

    • Native technologies: Kotlin, Swift, Java Android SDK, Objective-C
    • Cross-platform technologies: Flutter, PWA, Ionic, React Native, Xamarin.
  • Mobile-first experience

    • UX Design
    • UI modeling and prototyping
    • Testing
  • Quality & Performance

    • Deployment in public and private stores
    • Tests on real devices
    • Cloud testing with Browserstack
    • Automating
dedicated experts
in service center
50 to 1,500
days of
contractual commitment
native and cross-platform
  • associated expertises:
  • UX, GeoData & IoT
What our teammates have to say

"Over the past 20 years at Sully, I have steadily evolved"

Production Manager Mobile Applications in Lyon

Mobile Apps: Want to know more?

Contact Olivier, who manages our Mobile Apps offer.

Mobility Service Center Manager
Photo of Olivier
Mobility Service Center Manager