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Custom Telecom Software Development

For more than 5 years, our custom telecom solutions have been powering global leaders in telecommunications, such as T-Mobile and Orange, as well as aspiring startups like Viber (grew to over 750 mln users).

Operations Support Systems (OSS)

Qrapp helps telcos ensure that their networks run like clockwork.

VoIP-based services

With an extensive experience of delivering VoIP solutions, we create:


Based on BMC Remedy or ServiceNow, our customized solutions allow for managing multiple operations effectively:

Business Support Systems (BSS)

Witnessing the ever-growing transformation of the telecom industry, our clients are able to run their businesses in step with the change and create completely new business models thanks to:

Custom web and mobile applications

Increase business agility with a custom application that is tailored to meet your specific needs. Here are some examples of the custom applications that we have implemented recently:

Customized VAS (Value Added Services) Software

We help telcos extend their offerings with:

Our Hallmark Projects

Viber – an instant messaging and VoIP app with over 900 mln active users​;

Mobile number portability system for a European mobile operator with 1.4 mln subscribers;

Viber billing – a handy self-care portal to help Viber users keep track of their calls and balances;

Hybrid mobile apps for video streaming services offered by T-Mobile, Orange and other industry giants;

Penetration testing for a mobile operator with more than 5 mln subscribers and almost 2,000 employees.

See us in action!

We’d love to stay in touch. Describe the digital challenge you’ve faced, and we’ll get back to you with a solution we can offer.