Keep your app secure, stable and up-to-date

Mobile App Maintenance

A successful app needs care, even after the launch. With our App Maintenance service, your mobile app stays fast, secure and reliable. Every single day.

person using their mobile phone

Smart app maintenance. Zero worries.

With our App Maintenance service, we keep your app fast, secure and running smoother than your morning coffee. So you can sit back and relax ;-). 

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Technical updates

We keep your app compatible with OS updates libraries, and frameworks.

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Bug fixes & monitoring

We detect and fix issues before they impact your users.

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Security patches

Your app stays protected against upcoming threats.

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Performance optimization

We make sure your app is smooth, stable, and fast. Even as traffic grows.

Why ACA Group?

Because great apps don’t just launch themselves. 
Our team combines deep technical knowledge with proactive monitoring to ensure your app is always up-to-date, bug-free and performing at its best.

Trusted by leading companies

We maintain apps used daily in complex, high-demand environments.

End-to-end support

From maintenance to tech support, we are one reliable partner for it all.

Flexible engagement

If it's for ongoing support or ad-hoc help, we are always happy to help.

Check out our mobile projects

Smart Region Limburg (s-Lim), a collaboration of local governments, needed to reduce fragmentation in municipal communication and services across multiple municipalities. ACA Group developed Mijn Stadsapp, a cross-platform mobile application built with React Native that integrates data from various sources such as municipal websites, event platforms, and utility services. This solution centralizes local information and services in one app, improving citizen engagement and accessibility, and achieved rapid adoption with over 20,000 downloads in the first month.
mijn-stadsapp-bg-landscape
mijn-stadsapp-bg-landscape
1717581376-s-lim-logo-transparant
Ecofix, a Belgian energy start-up, needed a complete digital platform to support its launch and offer transparent dynamic energy pricing. ACA Group delivered end-to-end digital product development, including branding, a mobile app, and a website, using Flutter for cross-platform development and Microsoft Azure Cloud for scalability and security. Delivered within weeks, this solution enabled rapid time-to-market, provided customers with real-time energy insights, and established a scalable digital foundation for Ecofix’s growth.
Ecofix
Ecofix
ecofix

Ecofix Gas & Power, an energy provider in the Belgian energy market, needed a strong brand identity and a digital solution to support its market entry. The challenge was to deliver both within a limited timeframe while enabling customers to manage their energy consumption. A brand identity and mobile app were developed to provide customer control over usage. This resulted in a fast go-to-market and improved customer engagement and self-service.

woman charging car at home-ecofix
woman charging car at home-ecofix
ecofix logo

Artevelde University of Applied Sciences, a higher education institution, struggled with fragmented communication across multiple platforms for over 15,000 students and 1,300 staff members. The challenge was to centralize information and improve the student experience. In partnership with ACA Group, a mobile app was developed to streamline communication, featuring personalized dashboards and real-time updates. This resulted in improved information access, higher engagement, and a more connected campus experience.

artevelde students
artevelde students
arteveldehogeschool

Immovlan, a leading real estate platform in the property technology sector, needed to replace an outdated mobile app that limited performance and user engagement. ACA Group developed a high-performance mobile app using Flutter, focusing on usability and conversion optimization. This mobile solution increases user engagement, drives higher traffic, and improves conversion rates, supporting Immovlan’s digital growth and customer acquisition strategy.

Couple receiving key of their new house
Couple receiving key of their new house
logo immovlan

De Lijn, a public transport operator in the mobility sector, needed an accessible and intuitive mobile app that supports all travelers, including visually impaired users. ACA Group redesigned the mobile application with improved navigation, real-time transit information, and a crowd barometer feature. This digital solution enhances accessibility, improves user experience, and enables more reliable and informed use of public transportation services.

 

woman getting on bus
woman getting on bus
De_Lijn_logo
Smart Region Limburg (s-Lim), a collaboration of local governments, needed to reduce fragmentation in municipal communication and services across multiple municipalities. ACA Group developed Mijn Stadsapp, a cross-platform mobile application built with React Native that integrates data from various sources such as municipal websites, event platforms, and utility services. This solution centralizes local information and services in one app, improving citizen engagement and accessibility, and achieved rapid adoption with over 20,000 downloads in the first month.
mijn-stadsapp-bg-landscape
mijn-stadsapp-bg-landscape
1717581376-s-lim-logo-transparant
Ecofix, a Belgian energy start-up, needed a complete digital platform to support its launch and offer transparent dynamic energy pricing. ACA Group delivered end-to-end digital product development, including branding, a mobile app, and a website, using Flutter for cross-platform development and Microsoft Azure Cloud for scalability and security. Delivered within weeks, this solution enabled rapid time-to-market, provided customers with real-time energy insights, and established a scalable digital foundation for Ecofix’s growth.
Ecofix
Ecofix
ecofix

Ecofix Gas & Power, an energy provider in the Belgian energy market, needed a strong brand identity and a digital solution to support its market entry. The challenge was to deliver both within a limited timeframe while enabling customers to manage their energy consumption. A brand identity and mobile app were developed to provide customer control over usage. This resulted in a fast go-to-market and improved customer engagement and self-service.

woman charging car at home-ecofix
woman charging car at home-ecofix
ecofix logo

Artevelde University of Applied Sciences, a higher education institution, struggled with fragmented communication across multiple platforms for over 15,000 students and 1,300 staff members. The challenge was to centralize information and improve the student experience. In partnership with ACA Group, a mobile app was developed to streamline communication, featuring personalized dashboards and real-time updates. This resulted in improved information access, higher engagement, and a more connected campus experience.

artevelde students
artevelde students
arteveldehogeschool

Immovlan, a leading real estate platform in the property technology sector, needed to replace an outdated mobile app that limited performance and user engagement. ACA Group developed a high-performance mobile app using Flutter, focusing on usability and conversion optimization. This mobile solution increases user engagement, drives higher traffic, and improves conversion rates, supporting Immovlan’s digital growth and customer acquisition strategy.

Couple receiving key of their new house
Couple receiving key of their new house
logo immovlan

De Lijn, a public transport operator in the mobility sector, needed an accessible and intuitive mobile app that supports all travelers, including visually impaired users. ACA Group redesigned the mobile application with improved navigation, real-time transit information, and a crowd barometer feature. This digital solution enhances accessibility, improves user experience, and enables more reliable and informed use of public transportation services.

 

woman getting on bus
woman getting on bus
De_Lijn_logo
Need mobile expertise?

Contact our mobile experts

Talk to Jurgen and discover how ACA Group can support your mobile journey.

Jurgen Geys
Need mobile expertise?

Contact our mobile experts

Talk to Jurgen and discover how ACA Group can support your mobile journey.

Jurgen Geys
Need mobile expertise?

Contact our mobile experts

Talk to Jurgen and discover how ACA Group can support your mobile journey.

Jurgen Geys
Need mobile expertise?

Contact our mobile experts

Talk to Jurgen and discover how ACA Group can support your mobile journey.

Jurgen Geys

Mobile insights for you

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Check out our blog for fresh insights from our experts.