# TRounds vs HIIT Interval Timer

The clearest difference is in-app purchases: TRounds at none against HIIT Interval Timer's 1. TRounds also leads on ads (none vs shown) and device support (4 vs 2). On price there is nothing between them.

Both are free to download. HIIT Interval Timer sells 1 one-off in-app purchase. TRounds asks for nothing beyond the download.

## The numbers

| Metric | TRounds | HIIT Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 days | — |
| Size | 20 MB | 9 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oleksii Vasylenko](https://appshunter.io/developer/1882810590) | [Muhammad Mujahid Khan](https://appshunter.io/developer/1749120554) |

## What reviewers say

### TRounds

[App page](https://appshunter.io/ios/app/trounds/id6760133254)

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

**In-app purchases:** none


### HIIT Interval Timer

[App page](https://appshunter.io/ios/app/hiit-interval-timer-circuit/id6806570865)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.99 | one-time |


## Frequently asked questions

### Is TRounds free?

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

### Is HIIT Interval Timer free?

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

### Do TRounds or HIIT Interval Timer have ads?

HIIT Interval Timer shows ads; TRounds does not.

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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.*