Apps by Masafumi Negishi
Workout & Interval Timer -HIIT app icon

Health & Fitness

Workout & Interval Timer -HIIT

Masafumi Negishi

Free download 4.83 · 1 storefront · 29 ratings In-app purchases unconfirmed
Open on Apple

About this app

Workout & Interval Timer can be used for fitness or workouts, especially suitable for Tabata Training. You can configure workouts, intervals, and sets. As the interface is easy and simple, you can start it quickly. Functions ■ Timer ・ You can set duration for workouts or intervals from 5 seconds to 59 minutes 55 seconds. ・The number of sets can be set from 1 to 99 sets. ■ Menu ・You can easily register the timer you often use. ・Up to 100 lists can be registered. ■ Sound, Vibration ・You can set on and off respectively. ・In silent mode, sounds aren’t available. ■ Read aloud ・You can set on and off. ・When reading aloud, the workout time and break time that you set are read aloud. ・There is no sound in the silent mode. Sound material: OtoLogic(https://otologic.jp) Sound material: MaouDamashii Please use for simple training or fitness.

Latest release

What’s New

Version 1.3.1 Jun 7, 2023

Added a function to read aloud the end of the timer after it is finished.

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
29 ratings
29 Sep 4, 2026 · 29 ratings Sep 4, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free
Price history
Current Free
Free Sep 4, 2026 · Free Sep 4, 2026

First snapshot captured. The trend line starts after the next crawler price observation.

  1. First observed Sep 4, 2026 · 4:39 AM Free

Screenshots

Workout & Interval Timer -HIIT iPhone screenshotWorkout & Interval Timer -HIIT iPhone screenshotWorkout & Interval Timer -HIIT iPhone screenshotWorkout & Interval Timer -HIIT iPhone screenshot Workout & Interval Timer -HIIT iPad screenshotWorkout & Interval Timer -HIIT iPad screenshotWorkout & Interval Timer -HIIT iPad screenshotWorkout & Interval Timer -HIIT iPad screenshot