# Harf Workout Timer vs Interval Timer

The clearest difference is update cadence: Interval Timer at every 3 days against Harf Workout Timer's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Harf Workout Timer ships an update weekly, Interval Timer every 3 days. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Harf Workout Timer | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 1 MB | 3 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [R&D Advance BV](https://appshunter.io/developer/1685545164) | [Serguei Tyrtychnikov](https://appshunter.io/developer/1889900889) |

## What reviewers say

### Harf Workout Timer

[App page](https://appshunter.io/ios/app/harf-workout-timer/id6670219860)

**Features:** macOS Compatibility

**In-app purchases:** none


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-run-and-walk/id6767944636)

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

**In-app purchases:** none


## Frequently asked questions

### Is Harf Workout Timer free?

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

### Is Interval Timer free?

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

### Do Harf Workout Timer or Interval Timer have ads?

Neither Harf Workout Timer nor Interval Timer shows ads.

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

Harf Workout Timer ships an update weekly, and Interval Timer every 3 days. Most recently, Harf Workout Timer was updated on October 3, 2026 and Interval Timer on October 9, 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.*