# Interval Timer vs Round Timer

Interval Timer and Round Timer both sit at 5.0 stars, but that hides the real split: 100% of Interval Timer's written reviews are positive against 67% of Round Timer's. Interval Timer also leads on iOS requirement (9.0 vs 15.0). Round Timer's advantage is monetization model (free vs free with in-app purchases) and ratings volume (14 vs 3). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Interval Timer sells 3 in-app purchases, starting at $1.99 per month and Round Timer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Interval Timer against 4.9 for Round Timer. Both are backed by a comparable volume of ratings — 3 and 14 respectively. Written reviews are what separate them: 100% of Interval Timer's written reviews are positive against 67% of Round Timer's.

Interval Timer ships an update every 3 weeks, Round Timer every 2 weeks. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Interval Timer | Round Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/interval-timer-core/id1562215374/reviews)** | [4.9 (14 ratings)](https://appshunter.io/ios/app/round-timer-training-debate/id6458691329/reviews) |
| Number of ratings | 3 | **14** |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 91 MB | 18 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yating Lu](https://appshunter.io/developer/1526204219) | [Yauhen Bahdanovich](https://appshunter.io/developer/1610300833) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-core/id1562215374)

This app provides a customizable interval timer for various workout types, including HIIT and Tabata. It features a minimalist design, audio guidance, rep counting, and workout history tracking. You can use your favorite music apps while training.

**Highlights:** Customizable timers and presets, Audio guidance and beep sounds, Rep counting functionality, Workout history and calendar view, Minimalist and glanceable design, Music app integration

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $7.99 | per year |
| Lifetime | $9.99 | one-time |


### Round Timer

[App page](https://appshunter.io/ios/app/round-timer-training-debate/id6458691329)

This interval timer offers extensive customization for workouts, training, or any timed activity. Features include custom presets, sound libraries, voice announcements, and detailed session tracking. Enjoy an intuitive, ad-free experience designed for flexibility.

**Highlights:** Customizable colors, Custom presets, Rich sound library, Voice announcements, Proximity sensor support, Shake-to-pause, Detailed session summaries

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Round Pro | $0.99 | one-time |


## Frequently asked questions

### Is Interval Timer free?

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

### Is Round Timer free?

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

### Which has better reviews, Interval Timer or Round Timer?

Interval Timer is rated higher. Interval Timer averages 5.0 out of 5 from 3 ratings, while Round Timer averages 4.9 from 14 ratings.

### Do Interval Timer or Round Timer have ads?

Neither Interval Timer nor Round Timer shows ads.

### Which is updated more often, Interval Timer or Round Timer?

Interval Timer ships an update every 3 weeks, and Round Timer every 2 weeks. Most recently, Interval Timer was updated on September 23, 2026 and Round Timer on September 20, 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.*