# Circuit Timer vs Kruhac | Circuit Timer

The clearest difference is in-app purchases: Kruhac | Circuit Timer at none against Circuit Timer's 2. Kruhac | Circuit Timer also leads on iOS requirement (17.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Circuit Timer sells 2 one-off in-app purchases. Kruhac | Circuit Timer asks for nothing beyond the download.

Circuit Timer ships an update every 6 weeks, Kruhac | Circuit Timer every 2 months. Both last shipped on October 31, 2026.

## The numbers

| Metric | Circuit Timer | Kruhac | Circuit Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/circuit-timer-interval-and-hiit/id6759834943/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 9 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lawman Services, LLC](https://appshunter.io/developer/446643752) | [Lukas Vysusil](https://appshunter.io/developer/1896668620) |

## What reviewers say

### Circuit Timer

[App page](https://appshunter.io/ios/app/circuit-timer-interval-and-hiit/id6759834943)

Create custom interval training routines for HIIT, Tabata, and circuit workouts. Features precise timing, voice cues, and haptic feedback. Integrates with Apple Watch and Apple Health for comprehensive tracking.

**Highlights:** Customizable interval creation, Voice and haptic feedback, Full-screen player with progress ring, Music integration, Apple Watch app, Apple Health integration, Workout history tracking

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Core | $2.99 | one-time |
| Pro | $4.99 | one-time |


### Kruhac | Circuit Timer

[App page](https://appshunter.io/ios/app/kruhac-circuit-timer/id6769574811)

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

**In-app purchases:** none


## Frequently asked questions

### Is Circuit Timer free?

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

### Is Kruhac | Circuit Timer free?

Kruhac | Circuit Timer is free to download, with no in-app purchases.

### Do Circuit Timer or Kruhac | Circuit Timer have ads?

Neither Circuit Timer nor Kruhac | Circuit Timer shows ads.

### Which is updated more often, Circuit Timer or Kruhac | Circuit Timer?

Circuit Timer ships an update every 6 weeks, and Kruhac | Circuit Timer every 2 months. Most recently, Circuit Timer was updated on October 31, 2026 and Kruhac | Circuit Timer on October 31, 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.*