# Interval Timer X Workout Timer vs Justfit

The clearest difference is ads: Justfit at none against Interval Timer X Workout Timer's shown. Justfit also leads on update cadence (every 3 days vs every 6 weeks) and rating (5.0 vs 4.8). Interval Timer X Workout Timer's advantage is ratings volume (686 vs 1). On price, review sentiment, in-app purchases and monetization model there is nothing between them.

Both are free to download. Interval Timer X Workout Timer sells 1 one-off in-app purchase and Justfit sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Justfit holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Interval Timer X Workout Timer has 686 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 94% of Interval Timer X Workout Timer's written reviews are positive against 100% of Justfit's.

Interval Timer X Workout Timer ships an update every 6 weeks, Justfit every 3 days. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Interval Timer X Workout Timer | Justfit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (686 ratings)](https://appshunter.io/ios/app/interval-timer-x-workout-timer/id1448144846/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/justfit-interval-timer-clock/id6449503037/reviews)** |
| Number of ratings | **686** | 1 |
| Positive reviews | 93.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 45 MB | 104 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [世恬 颜](https://appshunter.io/developer/1448144845) | [Ferda Nahit Fidanci](https://appshunter.io/developer/1689464732) |

## What reviewers say

### Interval Timer X Workout Timer

[App page](https://appshunter.io/ios/app/interval-timer-x-workout-timer/id1448144846)

This versatile timer helps you structure workouts, manage daily tasks, and achieve fitness goals. Customize routines, track progress with visual cues, and stay motivated with customizable sounds. Ideal for HIIT, Tabata, yoga, and more.

**Highlights:** Customizable workout routines, Standalone interval timer/counter, Routine combination feature, Customizable warning sounds, Intuitive interface with dark mode, Background usage support, Workout summary and history

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Interval Timer X Premium | $6.99 | one-time |

**What reviewers like**

- 🚀 Interval timer
- 👍 Easy to use
- 👍 Customizable
- 👍 Useful for workouts
- 👍 Reliable

**What reviewers complain about**

- 💰 Ads in free version
- 🐛 Occasional bugs or crashes

**Reported bugs**

- Interval set index display issue
- Compatibility issues with older devices

**Requested features**

- Audio ducking for music playback
- Voice countdown
- Ability to store custom settings automatically
- Vibration option in addition to audio


### Justfit

[App page](https://appshunter.io/ios/app/justfit-interval-timer-clock/id6449503037)

This app provides customizable interval timers for various activities like HIIT, Tabata, meditation, and studying. Track your progress with detailed history and analytics, and personalize your experience with custom sounds and colors.

**Highlights:** 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

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $7.99 | per year |
| Lifetime Access | $3.99 | one-time |
| Lifetime Access | $7.99 | one-time |


## Frequently asked questions

### Is Interval Timer X Workout Timer free?

Interval Timer X Workout Timer is free to download, with in-app purchases available.

### Is Justfit free?

Justfit is free to download, with in-app purchases available.

### Which has better reviews, Interval Timer X Workout Timer or Justfit?

Justfit is rated higher. Interval Timer X Workout Timer averages 4.8 out of 5 from 686 ratings, while Justfit averages 5.0 from 1 ratings.

### Do Interval Timer X Workout Timer or Justfit have ads?

Interval Timer X Workout Timer shows ads; Justfit does not.

### Which is updated more often, Interval Timer X Workout Timer or Justfit?

Interval Timer X Workout Timer ships an update every 6 weeks, and Justfit every 3 days. Most recently, Interval Timer X Workout Timer was updated on September 29, 2026 and Justfit on October 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*