# Tabata Timer | HIIT Timer vs CSAUP

The clearest difference is in-app purchases: CSAUP at none against Tabata Timer | HIIT Timer's 3. CSAUP also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.0). Tabata Timer | HIIT Timer's advantage is update cadence (weekly vs every 3 months) and ratings volume (33 vs 3). On price, rating and ads there is nothing between them.

Both are free to download. Tabata Timer | HIIT Timer sells 3 in-app purchases, starting at $1.99 per month. CSAUP asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Tabata Timer | HIIT Timer against 5.0 for CSAUP. That said, the two scores are not equally well evidenced: Tabata Timer | HIIT Timer has 33 ratings behind it against 3, so its average is the more settled of the two.

Tabata Timer | HIIT Timer ships an update weekly, CSAUP every 3 months. The most recent releases landed on October 2, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Tabata Timer | HIIT Timer | CSAUP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (33 ratings)](https://appshunter.io/ios/app/tabata-timer-hiit-timer/id6444250805/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/csaup/id6741484849/reviews)** |
| Number of ratings | **33** | 3 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 6 MB | 31 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Duleep Madusanka](https://appshunter.io/developer/1536533862) | [HaulPass](https://appshunter.io/developer/1713778062) |

## What reviewers say

### Tabata Timer | HIIT Timer

[App page](https://appshunter.io/ios/app/tabata-timer-hiit-timer/id6444250805)

Easily start high-intensity interval training (HIIT) or Tabata workouts with pre-made templates or custom intervals. Enjoy background operation, music integration, and customizable sound or haptic feedback for effective training.

**Highlights:** Pre-made workout templates, Customizable intervals, Background operation, Music app integration, Haptic feedback, Voice or beep sound alerts, Silent mode with screen lock prevention

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tabata Timer (Monthly) | $1.99 | per month |
| Tabata Timer - Monthly | $2.99 | per month |
| Tabata Timer - Lifetime | $14.99 | one-time |


### CSAUP

[App page](https://appshunter.io/ios/app/csaup/id6741484849)

Track your progress on difficult, ridiculous, and unnecessary challenges. This app helps you keep score of absurd goals and maintain streaks, focusing on personal satisfaction rather than external rewards. Embrace the pointless and prove you can achieve it.

**Highlights:** Track difficult and ridiculous challenges, Permanent progress tracking with no resets, Log daily streaks and milestones, Minimalist and clean user interface, Focus on personal satisfaction

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tabata Timer | HIIT Timer free?

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

### Is CSAUP free?

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

### Which has better reviews, Tabata Timer | HIIT Timer or CSAUP?

CSAUP is rated higher. Tabata Timer | HIIT Timer averages 4.9 out of 5 from 33 ratings, while CSAUP averages 5.0 from 3 ratings.

### Do Tabata Timer | HIIT Timer or CSAUP have ads?

Neither Tabata Timer | HIIT Timer nor CSAUP shows ads.

### Which is updated more often, Tabata Timer | HIIT Timer or CSAUP?

Tabata Timer | HIIT Timer ships an update weekly, and CSAUP every 3 months. Most recently, Tabata Timer | HIIT Timer was updated on October 2, 2026 and CSAUP on September 21, 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.*