# Interval Timer vs Group Fitness Class Timer

The clearest difference is iOS requirement: Interval Timer at 13.0 against Group Fitness Class Timer's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Interval Timer sells 2 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.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 8, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Interval Timer | Group Fitness Class Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/group-fitness-class-timer/id6762097940/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | — | Free with in-app purchases |
| Size | 55 MB | 39 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Pratik Khomane](https://appshunter.io/developer/1816242428) | [Paul Krause](https://appshunter.io/developer/1892893652) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-tabata-timer/id6761050245)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO ACCESS | $1.99 | per month |
| Lifetime Access | $12.99 | one-time |


### 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 free?

Interval 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.

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

Neither Interval Timer nor Group Fitness Class Timer shows ads.

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

Interval Timer ships an update every 2 days, and Group Fitness Class Timer every 2 days. Most recently, Interval Timer was updated on October 8, 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.*