# Rounds vs HIIT Timer

The clearest difference is rating: Rounds at 5.0 against HIIT Timer's 4.0. HIIT Timer's advantage is iOS requirement (15.1 vs 18.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Rounds holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Rounds ships an update every 2 weeks, HIIT Timer fortnightly. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Rounds | HIIT Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rounds-interval-hiit-timer/id6762529965/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/hiit-timer-interval-and-tabata/id6795821541/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free | Free |
| Size | 49 MB | 37 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nightjar Labs LLC.](https://appshunter.io/developer/1466628290) | [ANNR Studio](https://appshunter.io/developer/6785540709) |

## What reviewers say

### Rounds

[App page](https://appshunter.io/ios/app/rounds-interval-hiit-timer/id6762529965)

This interval timer app simplifies workout creation for various training styles like HIIT, Tabata, and circuits. Build custom routines by stacking work, rest, and prep blocks, grouping them into rounds, and saving them as presets for quick access. It's designed for gym use, ensuring it won't interrupt your music.

**Highlights:** Customizable workout builder, Stackable work, rest, and prep blocks, Round grouping and repetition, Save and launch preset workouts, Music interruption-free design, Customizable sound profiles

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

**In-app purchases:** none


### HIIT Timer

[App page](https://appshunter.io/ios/app/hiit-timer-interval-and-tabata/id6795821541)

This interval training app provides voice-guided workouts for Tabata, EMOM, Circuit, and custom routines. It allows users to focus on their exercises without constantly checking their screen, with features like saved workouts and workout history.

**Highlights:** Voice announcements for workout cues, Multiple training modes (Tabata, EMOM, Circuit, Custom), Save and replay custom workouts, Workout history tracking, Independent sound, haptic, and voice controls, Music integration with voice cues

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

**In-app purchases:** none


## Frequently asked questions

### Is Rounds free?

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

### Is HIIT Timer free?

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

### Which has better reviews, Rounds or HIIT Timer?

Rounds is rated higher. Rounds averages 5.0 out of 5 from 1 ratings, while HIIT Timer averages 4.0 from 1 ratings.

### Do Rounds or HIIT Timer have ads?

Neither Rounds nor HIIT Timer shows ads.

### Which is updated more often, Rounds or HIIT Timer?

Rounds ships an update every 2 weeks, and HIIT Timer fortnightly. Most recently, Rounds was updated on October 1, 2026 and HIIT Timer on September 29, 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.*