# Interval Timer □ HIIT Timer vs Group Fitness Class Timer

The clearest difference is update cadence: Group Fitness Class Timer at every 2 days against Interval Timer □ HIIT Timer's every 5 weeks. Interval Timer □ HIIT Timer's advantage is ratings volume (87K vs 2) and iOS requirement (15.6 vs 26.0). On price, rating, ads and in-app purchases 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 and Group Fitness Class Timer sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Group Fitness Class Timer holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Interval Timer □ HIIT Timer has 87K ratings behind it against 2, so its average is the more settled of the two.

Interval Timer □ HIIT Timer ships an update every 5 weeks, Group Fitness Class Timer every 2 days. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Interval Timer □ HIIT Timer | Group Fitness Class Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (87K ratings)](https://appshunter.io/ios/app/interval-timer-hiit-timer/id1124297113/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/group-fitness-class-timer/id6762097940/reviews)** |
| Number of ratings | **87K** | 2 |
| Positive reviews | 60.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 34 MB | 39 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Float Tech, LLC](https://appshunter.io/developer/483697886) | [Paul Krause](https://appshunter.io/developer/1892893652) |

## 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


### Group Fitness Class Timer

[App page](https://appshunter.io/ios/app/group-fitness-class-timer/id6762097940)

This app helps group fitness instructors plan and lead classes. It combines class structuring, an interval timer, and an exercise library into one tool. Instructors can create custom routines, track time, and even integrate music.

**Highlights:** Class planning and structuring, Interval timer with auto-advance, Library of 800+ exercises, Music integration, Apple Watch companion app, Custom exercise creation

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Group Fit Studio Monthly | $4.99 | per month |
| Group Fit Studio Yearly | $29.99 | per year |


## Frequently asked questions

### Is Interval Timer □ HIIT Timer free?

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

### Is Group Fitness Class Timer free?

Group Fitness Class Timer is free to download, with in-app purchases available.

### Which has better reviews, Interval Timer □ HIIT Timer or Group Fitness Class Timer?

Group Fitness Class Timer is rated higher. Interval Timer □ HIIT Timer averages 4.8 out of 5 from 87K ratings, while Group Fitness Class Timer averages 5.0 from 2 ratings.

### Do Interval Timer □ HIIT Timer or Group Fitness Class Timer have ads?

Neither Interval Timer □ HIIT Timer nor Group Fitness Class Timer shows ads.

### Which is updated more often, Interval Timer □ HIIT Timer or Group Fitness Class Timer?

Interval Timer □ HIIT Timer ships an update every 5 weeks, and Group Fitness Class Timer every 2 days. Most recently, Interval Timer □ HIIT Timer was updated on October 23, 2026 and Group Fitness Class Timer on October 22, 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.*