Time every roll with less setup.

Roll Timer is a simple BJJ interval timer for rounds, rest, and sparring sessions. Set your rolls and durations, then see the estimated finish time for the full session before you start.

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Roll Timer setup screen showing rounds, roll time, rest time, and estimated finish time

Made for training rounds.

Round and rest intervals

Set the number of rolls, round duration, and rest duration for open mats or class sparring.

Estimated finish time

See when the full session will finish before you press start.

Clear training display

Large timer text, session state, and warning beeps keep the timer readable during hard rounds.

Roll Timer large landscape countdown display

Support

Need help with Roll Timer or want to report an issue? Use the support form and include your device model, iOS version, and a short description of what happened.

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Privacy

Roll Timer does not require an account and does not collect personal data. Timer settings stay on your device.