IntervalTimer - Workout Timer
IntervalTimer - Workout Timer is made and published by Naoki Otsu. AppBrain is an independent app data site and isn't affiliated with Naoki Otsu. The app name, icon, screenshots and description belong to Naoki Otsu and are shown as published on Google Play.
AppBrain's verdict
Niche- Total installs
- 610
- Last updated
- October 8, 2026
IntervalTimer - Workout Timer is a niche app, with 610 installs. It doesn't have enough ratings yet to judge what users think.
Installs
Tracked by AppBrain- Last 30 days
- 120
- Play install range
- 500+
- Launched
- April 2026
Installs over time
IntervalTimer - Workout Timer has been installed 610 times. Over the past 30 days, it has been installed 120 times.
Rankings
Google Play top chartsGoogle Play Rankings for IntervalTimer - Workout Timer
Competitors
Similar apps and more from Naoki Otsu
Releases
Updates seen on Google Play- Version
- 2.25.0
- Launched
- April 2026
User feedback
Ratings and reviews on Google PlayComments on IntervalTimer - Workout Timer for Android
We don't have enough comments to show example comments. Please check back later.
Technology
Found in the app by AppBrain- Ads
- Contains ads
- Price
- Free
- Libraries
- ?
- App size
- 65.3 MB
- Content rating
- Everyone
Technologies used by IntervalTimer - Workout Timer
About the app and developer
About IntervalTimer - Workout Timer
IntervalTimer - Workout Timer is a health & fitness app developed by Naoki Otsu.
Install Statistics
IntervalTimer - Workout Timer has been installed 610 times. In the last 30 days, the app was installed 120 times.
User Ratings
The app has no ratings yet.
App Information
IntervalTimer - Workout Timer is freely available from Google Play. The app size is 65.28 MB. The latest version available is 2.25.0. The last update was on October 8, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play since April 2026.
App Performance Report
Get a detailed PDF report for IntervalTimer - Workout Timer with download trends, rating history, and key performance statistics — useful for competitive research or tracking your own app. Learn more
Get PDF Report — $29Developer information for Naoki Otsu
Store listing
By Naoki Otsu, from Google Play“Create interval timers for workout, rest, and training with custom sets.”
Description by Naoki Otsu Written by the developer, not by AppBrain. Click to read.
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
info@naokiotsu.com
Recent changes:
- 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 app settings or at info@naokiotsu.com.