# Progress Gym vs HIIT Interval Timer & Tabata

The clearest difference is in-app purchases: Progress Gym at none against HIIT Interval Timer & Tabata's 4. Progress Gym also leads on iOS requirement (14.0 vs 16.4). HIIT Interval Timer & Tabata's advantage is update cadence (every 2 weeks vs every 4 weeks). On price, ads and device support there is nothing between them.

Both are free to download. HIIT Interval Timer & Tabata sells 4 in-app purchases, starting at $0.99 per 7 days. Progress Gym asks for nothing beyond the download.

Progress Gym ships an update every 4 weeks, HIIT Interval Timer & Tabata every 2 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Progress Gym | HIIT Interval Timer & Tabata |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Size | 107 MB | 33 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [OnGym s.r.o.](https://appshunter.io/developer/1665717678) | [Pavel Ilin](https://appshunter.io/developer/1081786723) |

## What reviewers say

### Progress Gym

[App page](https://appshunter.io/ios/app/progress-gym-trebisov/id6446702287)

**Features:** macOS Compatibility

**In-app purchases:** none


### HIIT Interval Timer & Tabata

[App page](https://appshunter.io/ios/app/hiit-interval-timer-and-tabata/id6751461190)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly premium access | $0.99 | per 7 days |
| Monthly premium Access | $2.99 | per month |
| Annual premium subscription | $9.99 | per year |
| Annual premium subscription | $14.99 | per year |


## Frequently asked questions

### Is Progress Gym free?

Progress Gym is free to download, with no in-app purchases.

### Is HIIT Interval Timer & Tabata free?

HIIT Interval Timer & Tabata is free to download, with in-app purchases available.

### Do Progress Gym or HIIT Interval Timer & Tabata have ads?

Neither Progress Gym nor HIIT Interval Timer & Tabata shows ads.

### Which is updated more often, Progress Gym or HIIT Interval Timer & Tabata?

Progress Gym ships an update every 4 weeks, and HIIT Interval Timer & Tabata every 2 weeks. Most recently, Progress Gym was updated on November 3, 2026 and HIIT Interval Timer & Tabata on October 30, 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.*