Questions about Estos

• What is Estos?

  Estos is a crisp, snappy & reliable Tabata timer for iPhone. You build a timer from prep, work, rest, reps, sets and rest between sets. The classic Tabata, 20 seconds of work and 10 seconds of rest for 8 reps, is ready on first launch.

• Is Estos free?

  Yes, Estos is free to use. The free version runs your workouts as often as you like, with no run limit. Premium adds unlimited saved timers, sharing to friends or your other devices, and a Home Screen widget.

• How many timers can I save for free?

  You can save 2 timers you create for free in Estos. Imported timers do not count toward that limit, and import is free. Premium removes the cap with unlimited saved timers.

• How much does Estos Premium cost?

  Estos Premium is a yearly subscription at $9.99 or a one-time purchase at $24.99, in the US App Store as of 14 November 2026. Premium adds unlimited saved timers, sharing to friends or your other devices, and a Home Screen widget.

• Does my music keep playing during a workout?

  Yes, music keeps playing in Estos. Estos counts down 3-2-1 before each interval ends, and your playlist plays on at its own volume under the cues. This works with the screen locked too.

• Can I import my existing timers into Estos?

  Yes. Estos imports .tabata and .seconds files, so you keep your routine. Import is free, and imported timers do not count toward the 2 free saved timers.

• Does Estos collect my data?

  No, Estos does not collect your data. Its App Store privacy label reads "Data Not Collected". Estos has no ads and no tracking, and you do not need an account. Timers and settings stay on your iPhone, and deleting the app deletes them. Apple processes Premium payments.

• Does Estos work with larger text and VoiceOver?

  Yes, Estos supports larger text, Bold Text and VoiceOver. Turn up the text size, switch on Bold Text or use VoiceOver, and every screen adapts to you.