IntervalTimer - Workout Timer

Naoki Otsu

Contains adsIn-app purchases

About this app

A powerful app to create and start interval timers that repeat exercise and rest periods.
Perfect for weight training, stretching, Pomodoro timers, and many other activities.
Packed with features including unlimited tabs, custom durations, one-tap start and stop, dark mode, biometric authentication, and more.

■ Create Interval Timers
Create and start timers with your preferred number of sets and durations.

■ Organize Timers by Tab
Create your own timers for each category with unlimited tabs.

■ Set Counts, Preparation, Workout, and Rest
Freely configure repeat counts and durations, then start right away.

■ No Login Required
Use it immediately without logging in.

■ Back and Forward Buttons
Go back one step or skip ahead with a single tap.

■ Swipe to Switch Tabs
Swipe left or right to switch tabs and start your timer instantly.

■ Reorder Tabs
Rearrange tabs by swiping.

■ Custom Background Colors per Tab
Change the background color for each tab individually.

■ Backup and Restore
Save your data permanently to the cloud and restore it instantly on a new device.

■ Dark Mode
Work comfortably with a beautiful dark mode that is easy on the eyes.

■ Biometric Authentication
Enhance app security with biometric authentication.

■ Tab Notes
Leave your favorite notes on tabs.

■ Complete Security
Data is never sent externally and is completely protected within your device.

■ Offline Support
Works even without an internet connection.

■ Terms of Use
https://naokiotsu.com/term-of-use

■ Privacy Policy
https://naokiotsu.com/privacy-policy

Support
[e-mail]

What’s new

- The latest version includes new features, bug fixes, and performance improvements.

Thank you for always using our app.
We will continue to develop it with the valuable feedback from everyone.

If you have any requests or encounter any issues, please feel free to contact us through "Send Feedback" in the settings.