Relatel is a free Android app developed by Relatel AS, designed to provide a comprehensive phone system for businesses. With this app, users can check calls made to their business, find colleagues' numbers, listen to voicemails, make outbound calls using their company's main number, and keep track of their mobile usage.

The app offers a user-friendly interface with easy access to all its features. Users can view a summary of their activities, including missed calls that require attention. The app also provides detailed information on calls made to the company's main numbers.

With Relatel, users can listen to and manage voicemails, choose which number they want to display when making outbound calls, quickly find colleagues' mobile numbers and email addresses, and view who is subscribed to the company's ring groups. Additionally, users can keep track of their mobile usage.

It is worth noting that some features of the app are subscription-based. Overall, Relatel is a useful app that can help businesses streamline their phone systems and improve communication with their customers.