# TockTock Timer vs HIIT Interval Timer App

The clearest difference is iOS requirement: HIIT Interval Timer App at 15.0 against TockTock Timer's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | TockTock Timer | HIIT Interval Timer App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 2 MB | 17 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zhengxi Zhou](https://appshunter.io/developer/1777680013) | [Alison Hardie](https://appshunter.io/developer/6772076299) |

## What reviewers say

### TockTock Timer

[App page](https://appshunter.io/ios/app/tocktock-timer/id6768672333)

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

**In-app purchases:** none


### HIIT Interval Timer App

[App page](https://appshunter.io/ios/app/hiit-interval-timer-app/id6786200854)

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

**In-app purchases:** none


## Frequently asked questions

### Is TockTock Timer free?

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

### Is HIIT Interval Timer App free?

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

### Do TockTock Timer or HIIT Interval Timer App have ads?

Neither TockTock Timer nor HIIT Interval Timer App shows ads.

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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.*