# Justfit: Interval Timer, Clock — Tabata, HIIT, Boxing, Circuit

> Customizable interval timer for workouts, meditation, and study with progress tracking. (iPhone/iPad app by Ferda Nahit Fidanci.)

- Source: https://appshunter.io/ios/app/justfit-interval-timer-clock/id6449503037 (this page in markdown: same URL + `.md`)
- Developer: [Ferda Nahit Fidanci](https://appshunter.io/developer/1689464732)
- Category: Health & Fitness, Sports
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 104 MB
- Languages: American English, Arabic, Czech, Danish, Dutch, Finnish, French (France), German (Germany), Hebrew, Hindi and 17 more
- Released: 2023-06-23
- Data updated: 2026-10-03
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/justfit-interval-timer-clock/id6449503037/reviews.md

## What is Justfit?

Justfit is the interval timer that stays out of your way. Build a circuit, Tabata, HIIT or boxing timer in seconds and let it run in the background with big, readable digits.

WHAT YOU GET
• Unlimited intervals, sets and rest — name and color each one
• Voice announcements and 3-2-1 countdown, so you never look at the screen
• Sounds that cut through your music, then get out of the way
• Apple Watch app and complication, Live Activity on the Lock Screen
• History, streaks and weekly insights
• Widgets and Siri: "Start Tabata in Justfit"

FREE VS PRO
Free: 3 timers, all basic sounds, 7-day history. Pro unlocks unlimited timers, templates, premium sounds and full insights — monthly, yearly or one-time.

PRIVACY
No account, no tracking. Your timers stay on your device and, if you choose, in your iCloud.

Terms of Use (EULA): https://www.nahitfidanci.com/justfit/terms
Privacy Policy: https://www.nahitfidanci.com/justfit/privacy

## Key features

- Fully customizable interval timers
- Full-screen circular countdown/countup stopwatch
- Pre-made templates for HIIT, Tabata, Meditation
- Customizable audio for intervals, sets, and rest
- Detailed progress tracking and analytics
- Timer sharing via export/import
- Multilanguage support

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Annual | $7.99 | per year |
| Monthly | $1.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Lifetime Access | $7.99 | one-time |
| Lifetime Access | $3.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/justfit-interval-timer-clock/id6449503037/reviews.md

### 5/5 — Best tool for Gym

*2023-07-04*

It is flexible, easy to use. I love it 😃👍

## Frequently asked questions about Justfit

### What is Justfit?

Justfit is an interval timer app designed for activities like Tabata, HIIT, meditation, and studying. It offers customizable timers, progress tracking, and detailed analytics to help users maximize their potential.

### What types of timers does Justfit offer?

Justfit provides fully customizable interval timers, a full-screen circular countdown/countup stopwatch, and pre-made templates for HIIT, Tabata, and Meditation. Users can also use their own timers as templates.

### Can I customize the sounds in Justfit?

Yes, Justfit allows you to customize audios for each interval, sets, and rest periods. You can also override default timer sounds and select your preferred timer sounds for a personalized experience.

### How does Justfit help me track my progress?

Justfit offers detailed history and analytics to track your progress. You can view completed timers, see percentage completed, total completed timers, and time spent on each timer, along with insights into your performance.

### Is Justfit available on multiple devices?

Based on the provided data, Justfit is supported on iPhone and iPod. It is not specified if it is available on Android devices.

### What are the subscription options for Justfit?

Justfit offers a monthly subscription for $1.99 and an annual subscription for $7.99. These subscriptions likely unlock premium features or remove limitations.

### How often is Justfit updated?

The latest version of Justfit was released on November 5, 2023. The app was initially released on June 23, 2023, indicating a relatively frequent update schedule.

### What is the age rating for Justfit?

Justfit has an age rating of 4+, making it suitable for a wide range of users. The app's focus on fitness and productivity does not contain content inappropriate for young children.

## Version history (last 5 releases)

### 1.6.1 — 2026-09-29

New sounds
• 19 new Pro cue sounds made for workouts: marimba, glass, a boxing bell, a coach's whistle, taiko and more
• An 8-bit set: coins, power-ups and a level-clear jingle for your intervals
• A "What's new" page after each update, also under Settings
• Smoother page transitions throughout the app

### 1.6.0 — 2026-09-26

Train by heart rate
• New heart-rate intervals: hold a zone, climb into one, or rest until you've recovered – live from your Apple Watch
• Your heart rate front and centre while you train, with voice and wrist cues when you drift out of the zone
• After every heart-rate workout, a zone chart shows where you spent your time
• Build timers from blocks: warm-up, circuits, finisher – each with its own rounds and rests
• New heart-rate templates, and a filter on the Templates screen
• Your live heart rate on the watch face with the Justfit complication
Heart-rate training is part of Justfit Pro.

### 1.5.0 — 2026-09-25

Smarter reminders
• Justfit learns which days and times you train and reminds you only then — never more than once a day
• Nothing on days you already worked out; a gentle nudge if a streak is at risk
• Notification permission is asked after your first workout, not before
• New Pro page: try Justfit Pro free for 7 days on the yearly plan, or get lifetime access

### 1.4.1 — 2026-09-20

Bug fixes
• Apple Watch now measures your heart rate continuously while a timer runs, so even short workouts get a full Health summary
• Health readings that arrive late are picked up when you reopen a workout
• No more duplicate workouts in Apple Health when the watch already saved one

### 1.4.0 — 2026-09-17

Fresh look, same focus.
• New app icon and animated splash screen
• Redesigned timers, history and insights
• Apple Watch app and complication
• Voice cues for every interval
• Apple Health sync: heart rate, blood oxygen and calories after each workout
• Quick-start home widget, Live Activity and Dynamic Island
• iCloud backup and timer folders
• Rotate to landscape while a timer runs

## Apps similar to Justfit

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Interval Timer X Workout Timer](https://appshunter.io/ios/app/interval-timer-x-workout-timer/id1448144846) | 4.8 (686) | Free | Health & Fitness |
| [Next Up - Interval Timer](https://appshunter.io/ios/app/next-up-interval-timer/id1376927836) | 4.7 (2,831) | Free | Health & Fitness |
| [Intervals Pro: HIIT Timer](https://appshunter.io/ios/app/intervals-pro-hiit-timer/id957586938) | 4.8 (13,612) | Free | Health & Fitness |
| [Interval Timer: Tabata & HIIT](https://appshunter.io/ios/app/interval-timer-tabata-and-hiit/id6443672034) | 4.9 (379) | Free | Health & Fitness |
| [Seconds Interval Timer](https://appshunter.io/ios/app/seconds-interval-timer/id475816966) | 4.7 (23,673) | Free | Health & Fitness |
| [Tabata Timer and HIIT Timer](https://appshunter.io/ios/app/tabata-timer-and-hiit-timer/id664563975) | 4.8 (73,691) | Free | Health & Fitness |

## More apps by Ferda Nahit Fidanci

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All apps by Ferda Nahit Fidanci: https://appshunter.io/developer/1689464732

## Related topics

[justfit](https://appshunter.io/ios/topics/justfit)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-03.*