Setting up multiple bell sounds is easy. Simply select the Timer on the Insight Timer home screen:
For the starting bell:
1. Select your desired bell sound.
2. Choose between 1, 2, or 3 strikes below the image of the bell.
3. Meditate away.
For the ending bell:
1. Tap on the ending bell
2. Select between 1, 2, or 3 strikes.
3. Meditate away.