# Gustav Workout Timer vs Just'a Tabata

The clearest difference is in-app purchases: Gustav Workout Timer at none against Just'a Tabata's 3. Gustav Workout Timer also leads on ads (none vs shown) and iOS requirement (18.0 vs 26.0). Just'a Tabata's advantage is update cadence (every 5 days vs monthly). On price and device support there is nothing between them.

Both are free to download. Just'a Tabata sells 3 in-app purchases, starting at $0.99 per month. Gustav Workout Timer asks for nothing beyond the download.

Gustav Workout Timer ships an update monthly, Just'a Tabata every 5 days. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Gustav Workout Timer | Just'a Tabata |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (8 ratings)](https://appshunter.io/ios/app/gustav-workout-timer/id6478176431/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free | — |
| Size | 31 MB | 21 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Dalibor Janecek](https://appshunter.io/developer/1732114572) | [Vinh Nguyen](https://appshunter.io/developer/1802304933) |

## What reviewers say

### Gustav Workout Timer

[App page](https://appshunter.io/ios/app/gustav-workout-timer/id6478176431)

This app helps you manage your workout intervals for various training types like HIIT, circuits, and strength. It offers customizable timers, built-in options, and personalized interval naming for a focused and comfortable training experience.

**Highlights:** Customizable intervals up to 10 minutes, Ready-made built-in timers, Save custom timers to Favourites, Custom interval naming, New sound and audio cue options, Haptic feedback for interval changes, Modern Liquid Glass design

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

**In-app purchases:** none


### Just'a Tabata

[App page](https://appshunter.io/ios/app/justa-tabata-a-workout-timer/id6789550194)

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Yearly | $4.99 | per year |
| Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Gustav Workout Timer free?

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

### Is Just'a Tabata free?

Just'a Tabata is free to download, with in-app purchases available.

### Do Gustav Workout Timer or Just'a Tabata have ads?

Just'a Tabata shows ads; Gustav Workout Timer does not.

### Which is updated more often, Gustav Workout Timer or Just'a Tabata?

Gustav Workout Timer ships an update monthly, and Just'a Tabata every 5 days. Most recently, Gustav Workout Timer was updated on October 1, 2026 and Just'a Tabata on September 29, 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.*