# HIIT Timer vs Justfit

The clearest difference is review sentiment: Justfit at 100% against HIIT Timer's 25%. Justfit also leads on rating (5.0 vs 3.0) and ads (none vs shown). HIIT Timer's advantage is in-app purchases (none vs 4). On price and ratings volume there is nothing between them.

Both are free to download. Justfit sells 4 in-app purchases, starting at $1.99 per month. HIIT Timer asks for nothing beyond the download.

Justfit holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 25% of HIIT Timer's written reviews are positive against 100% of Justfit's.

HIIT Timer ships an update every 2 months, Justfit every 3 days. The most recent releases landed on September 29, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | HIIT Timer | Justfit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/hiit-timer/id1574999662/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/justfit-boxing-interval-timer/id6449503037/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | **Ad-supported** | Freemium |
| Size | 9 MB | 105 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Vividly Technologies Inc.](https://appshunter.io/developer/1574999664) | [Ferda Nahit Fidanci](https://appshunter.io/developer/1689464732) |

## What reviewers say

### HIIT Timer

[App page](https://appshunter.io/ios/app/hiit-timer/id1574999662)

This interval timer is designed for High Intensity Interval Training (HIIT), warm-ups, and stretches. Easily configure workout, rest, and ready times, along with the number of rounds. The app remembers your settings for future use and offers a dark mode option.

**Highlights:** Customizable workout and rest intervals, Configurable number of rounds, Pre-workout 'Get Ready' time, Alarm notification before interval end, Dark mode option, Remembers previous settings

**Features:** macOS Compatibility

**In-app purchases:** none


### Justfit

[App page](https://appshunter.io/ios/app/justfit-boxing-interval-timer/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 HIIT Timer free?

HIIT Timer is free to download, with no in-app purchases.

### Is Justfit free?

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

### Which has better reviews, HIIT Timer or Justfit?

Justfit is rated higher. HIIT Timer averages 3.0 out of 5 from 2 ratings, while Justfit averages 5.0 from 1 ratings.

### Do HIIT Timer or Justfit have ads?

HIIT Timer shows ads; Justfit does not.

### Which is updated more often, HIIT Timer or Justfit?

HIIT Timer ships an update every 2 months, and Justfit every 3 days. Most recently, HIIT Timer was updated on September 29, 2026 and Justfit on October 15, 2026.

---

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