# RhythmFit Timer vs Interval Timer & Workout Timer

The clearest difference is in-app purchases: RhythmFit Timer at none against Interval Timer & Workout Timer's 1. RhythmFit Timer also leads on update cadence (weekly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Interval Timer & Workout Timer sells 1 one-off in-app purchase. RhythmFit Timer asks for nothing beyond the download.

RhythmFit Timer ships an update weekly, Interval Timer & Workout Timer every 4 months. Both last shipped on September 24, 2026.

## The numbers

| Metric | RhythmFit Timer | Interval Timer & Workout Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Size | 2 MB | 3 MB |
| Requires iOS | 18.4 | **17.0** |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Jian Kai Wang](https://appshunter.io/developer/1809893436) | [YINGDONG LIU](https://appshunter.io/developer/1706285656) |

## What reviewers say

### RhythmFit Timer

[App page](https://appshunter.io/ios/app/rhythmfit-timer/id6744947444)

**Features:** macOS Compatibility

**In-app purchases:** none


### Interval Timer & Workout Timer

[App page](https://appshunter.io/ios/app/interval-timer-and-workout-timer/id6757140776)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Premium Features | $6.99 | one-time |


## Frequently asked questions

### Is RhythmFit Timer free?

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

### Is Interval Timer & Workout Timer free?

Interval Timer & Workout Timer is free to download, with in-app purchases available.

### Do RhythmFit Timer or Interval Timer & Workout Timer have ads?

Neither RhythmFit Timer nor Interval Timer & Workout Timer shows ads.

### Which is updated more often, RhythmFit Timer or Interval Timer & Workout Timer?

RhythmFit Timer ships an update weekly, and Interval Timer & Workout Timer every 4 months. Most recently, RhythmFit Timer was updated on September 24, 2026 and Interval Timer & Workout Timer on September 24, 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.*