Mobile Apps

A successful mobile application is one that answers specific conditions

The right technology. We handle all the latest technology, giving you the freedom to choose which one suits you and your needs the best, and giving us the opportunity to work with you the whole way through.
A successful user experience: We incorporate user feedback to craft an intuitive and user-friendly interface, ensuring your application gets maximum usage.
A high level of performance and quality. Your app shouldn’t be just collecting dust. That's why we offer a rigorous approach to design and reviewing of tests, tools and platforms to promote the launch of your application.

Mobile Apps News

Organizing the deployment of optical fiber with Axione

Achievements January 12, 2022

The UX studio supports Axione in the design of business and mobile applications in agile mode. The adhesion of the teams in the field was achieved through co-design workshops with the POs.

Mobile Apps: Our Partnership with Oryx

Achievements July 11, 2022

Michel LE BRAS, President of the Oryx Group, the 3rd largest independent real estate group in France, talks about his collaboration with Sully Group.

StrasApp: The daily companion of the inhabitants of Strasbourg

Achievements May 24, 2022

Jean-Sébastien BARTOS, Digital Project Manager for the City and Eurometropolis of Strasbourg, explains how he worked with the Mobile Applications division of Sully Group.

Improve managerial skills with laWEbox

Achievements January 17, 2022

Charles Keller, CEO and co-founder of theWEbox, shares the story of his collaboration with Sully Group.

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
- Launching in public and private stores
- Tests on real devices
- Cloud testing with Browserstack
- Automating