# Harf Workout Timer vs Intervals

The clearest difference is in-app purchases: Harf Workout Timer at none against Intervals's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Intervals sells 2 in-app purchases, starting at $2.99 per month. Harf Workout Timer asks for nothing beyond the download.

Harf Workout Timer ships an update weekly, Intervals every 9 days. The most recent releases landed on September 15, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Harf Workout Timer | Intervals |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/intervals-the-training-timer/id6736897379/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | — | Freemium |
| Size | 1 MB | 49 MB |
| Requires iOS | 18.0 | 18 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [R&D Advance BV](https://appshunter.io/developer/1685545164) | [Christoph Gogolin](https://appshunter.io/developer/511901280) |

## What reviewers say

### Harf Workout Timer

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Intervals

[App page](https://appshunter.io/ios/app/intervals-the-training-timer/id6736897379)

This app provides a versatile interval timer for various training styles like HIIT and Tabata, integrating seamlessly with Apple Watch and iPhone. It offers detailed workout tracking, custom workout creation, and performance analytics to help users achieve their fitness goals.

**Highlights:** Real-time workout tracking on Apple Watch, Customizable workout editor, Training Impulse and heart rate zone analysis, Game Center integration for leaderboards, Weekly progress challenges, Apple Health integration

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Pro features (monthly) | $2.99 | per month |
| All Pro features (yearly) | $12.99 | per year |


## Frequently asked questions

### Is Harf Workout Timer free?

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

### Is Intervals free?

Intervals is free to download, with in-app purchases available.

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

Neither Harf Workout Timer nor Intervals shows ads.

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

Harf Workout Timer ships an update weekly, and Intervals every 9 days. Most recently, Harf Workout Timer was updated on September 15, 2026 and Intervals 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.*