# Interval Timer □ HIIT Timer vs Gustav Workout Timer

The clearest difference is rating: Interval Timer □ HIIT Timer at 4.8 against Gustav Workout Timer's 4.1. Interval Timer □ HIIT Timer also leads on ratings volume (86K vs 8) and iOS requirement (15.6 vs 18.0). Gustav Workout Timer's advantage is review sentiment (100% vs 61%) and in-app purchases (none vs 5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Interval Timer □ HIIT Timer sells 5 in-app purchases, starting at $1.99 per month. Gustav Workout Timer asks for nothing beyond the download.

Interval Timer □ HIIT Timer holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: Interval Timer □ HIIT Timer has 86K ratings behind it against 8, so its average is the more settled of the two. Written reviews complicate that: 61% of Interval Timer □ HIIT Timer's written reviews are positive against 100% of Gustav Workout Timer's, so the app with the better star average is not the one people write more warmly about.

Interval Timer □ HIIT Timer ships an update every 5 weeks, Gustav Workout Timer monthly. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Interval Timer □ HIIT Timer | Gustav Workout Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (86K ratings)](https://appshunter.io/ios/app/interval-timer-hiit-timer/id1124297113/reviews)** | [4.1 (8 ratings)](https://appshunter.io/ios/app/gustav-workout-timer/id6478176431/reviews) |
| Number of ratings | **86K** | 8 |
| Positive reviews | 60.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Freemium | **Free** |
| Size | 34 MB | 31 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Float Tech, LLC](https://appshunter.io/developer/483697886) | [Dalibor Janecek](https://appshunter.io/developer/1732114572) |

## What reviewers say

### Interval Timer □ HIIT Timer

[App page](https://appshunter.io/ios/app/interval-timer-hiit-timer/id1124297113)

Create custom workout timers with adjustable intervals for exercise and rest.  Track your progress with detailed history and statistics, and repeat past workouts easily.  Enjoy audio cues without interrupting your music.

**Highlights:** Customizable intervals, Workout and rest timers, Voice or beep guides, Background audio support, Workout history and statistics, Repeat previous workouts

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Pass | $1.99 | per month |
| Premium Pass | $2.99 | per month |
| Lifetime Pass | $14.99 | one-time |
| Lifetime Pass | $19.99 | one-time |
| Premium Forever Promo | $29.99 | one-time |

**What reviewers like**

- 🚀 Simple and easy to use
- 👍 Customizable settings
- 🚀 Intuitive interface
- 🚀 Effective for HIIT workouts
- 👍 Helpful voice prompts

**What reviewers complain about**

- 🔒 Requires subscription after limited free use
- 🐛 Music volume issues with voice prompts
- 🐛 Inconsistent behavior when switching apps
- 🐛 Lack of final workout notification

**Reported bugs**

- Timer not always accurate
- Favorites/saved workouts feature not working
- Inconsistent behavior when pausing/resuming

**Requested features**

- Ability to save and name custom workouts
- More flexibility in exercise/rest time settings
- Option to adjust volume of voice prompts


### 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


## Frequently asked questions

### Is Interval Timer □ HIIT Timer free?

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

### Is Gustav Workout Timer free?

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

### Which has better reviews, Interval Timer □ HIIT Timer or Gustav Workout Timer?

Interval Timer □ HIIT Timer is rated higher. Interval Timer □ HIIT Timer averages 4.8 out of 5 from 86K ratings, while Gustav Workout Timer averages 4.1 from 8 ratings.

### Do Interval Timer □ HIIT Timer or Gustav Workout Timer have ads?

Neither Interval Timer □ HIIT Timer nor Gustav Workout Timer shows ads.

### Which is updated more often, Interval Timer □ HIIT Timer or Gustav Workout Timer?

Interval Timer □ HIIT Timer ships an update every 5 weeks, and Gustav Workout Timer monthly. Most recently, Interval Timer □ HIIT Timer was updated on October 12, 2026 and Gustav Workout Timer on October 1, 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.*