Study hours, filled in ten minutes at a time

Sibun is an iPhone app that tracks your study time on a notebook grid of 10-minute cells. It is honest, pretty and ad-free, made for serious exam prep.

Coming soon to the App Store

What Sibun is

The 10-minute gridEvery cell of your day is ten minutes. Start the timer and the cells fill in as you study.
Honest bunsBun only rewards cells you finished on the timer. Time you paint by hand still counts as study, and is shown separately.
Private by designNo account, no ads, no analytics or tracking. Your study data stays on your iPhone.

Questions or feedback? Write to hello@sibun.app or see Support. Read how we handle your data in the Privacy Policy and the Terms.