Nyimbo Za Tenzi is a free Android app developed by spk that allows users to access a collection of Swahili hymns. The app is designed to make it easy for users to find hymns by searching from the list, and it provides an option to increase or decrease the font size of the hymns for ease of reading.

The app's interface is simple and easy to navigate, with a clean layout that allows for quick and effortless access to the hymns. The app is a great resource for those who enjoy singing hymns and want to have access to a collection of Swahili hymns on their mobile device.

Overall, Nyimbo Za Tenzi is a useful app for those who are looking for a free Swahili hymnal app. The app is easy to use, and its collection of hymns is comprehensive, making it a great resource for anyone looking to sing Swahili hymns on their mobile device.