# Circuit Timer vs Interval Timer · HIIT & Yoga

The clearest difference is rating: Interval Timer · HIIT & Yoga at 4.2 against Circuit Timer's 2.0. Interval Timer · HIIT & Yoga also leads on ratings volume (6 vs 1). Circuit Timer's advantage is monetization model (free with in-app purchases vs paid). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Circuit Timer sells 2 one-off in-app purchases and Interval Timer · HIIT & Yoga sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Interval Timer · HIIT & Yoga holds the better App Store score, 4.2 against 2.0. That said, the two scores are not equally well evidenced: Interval Timer · HIIT & Yoga has 6 ratings behind it against 1, so its average is the more settled of the two.

Circuit Timer ships an update every 6 weeks, Interval Timer · HIIT & Yoga every 4 weeks. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Circuit Timer | Interval Timer · HIIT & Yoga |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/circuit-timer-interval-and-hiit/id6759834943/reviews) | **[4.2 (6 ratings)](https://appshunter.io/ios/app/interval-timer-hiit-and-yoga/id6771439087/reviews)** |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 7 MB | 45 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Lawman Services, LLC](https://appshunter.io/developer/446643752) | [Guram Kajaia](https://appshunter.io/developer/904072300) |

## 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 |


### Interval Timer · HIIT & Yoga

[App page](https://appshunter.io/ios/app/interval-timer-hiit-and-yoga/id6771439087)

Create custom interval workouts for various activities like HIIT, yoga, and boxing. The app manages countdowns, cues, and music playback, with a history tracker and Apple ecosystem integration. It offers a one-time purchase with no ads or subscriptions.

**Highlights:** Custom interval workout builder, AI-powered routine generation, Full-screen live timer with cues, Apple Watch and Apple TV integration, HealthKit logging, Workout history and stats, Music playlist integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $7.99 | one-time |


## Frequently asked questions

### Is Circuit Timer free?

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

### Is Interval Timer · HIIT & Yoga free?

Interval Timer · HIIT & Yoga is free to download, with in-app purchases available.

### Which has better reviews, Circuit Timer or Interval Timer · HIIT & Yoga?

Interval Timer · HIIT & Yoga is rated higher. Circuit Timer averages 2.0 out of 5 from 1 ratings, while Interval Timer · HIIT & Yoga averages 4.2 from 6 ratings.

### Do Circuit Timer or Interval Timer · HIIT & Yoga have ads?

Neither Circuit Timer nor Interval Timer · HIIT & Yoga shows ads.

### Which is updated more often, Circuit Timer or Interval Timer · HIIT & Yoga?

Circuit Timer ships an update every 6 weeks, and Interval Timer · HIIT & Yoga every 4 weeks. Most recently, Circuit Timer was updated on October 31, 2026 and Interval Timer · HIIT & Yoga on November 5, 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.*