Jam Tracks is a free Android app developed by Senitex Mobile that offers a full collection of beats in 4/4 for musicians to practice and jam along with. The app is perfect for guitar players, bass players, keyboardists, wind instrument players, and more.

One of the best features of Jam Tracks is that it's like a metronome but with a full drum beat. You can leave the app while the beat is still playing to read guitar tabs, sheet music, or learn lessons. Each beat is 3:30 minutes long and then repeats, giving endless time to practice.

The app includes 20 drum beats with different tempos ranging from 85 bpm to 140 bpm. It also offers Latin beats and, of course, 4/4 beats. This app is a great tool for musicians to improve their skills and have fun while doing it.