# Simple Timer vs Interval Timer ~ HIIT & Tabata

The clearest difference is ads: Simple Timer at none against Interval Timer ~ HIIT & Tabata's shown. Simple Timer also leads on iOS requirement (15.6 vs 18.0). Interval Timer ~ HIIT & Tabata's advantage is update cadence (every 2 days vs monthly). On price, 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.

Simple Timer ships an update monthly, Interval Timer ~ HIIT & Tabata every 2 days. The most recent releases landed on October 2, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Simple Timer | Interval Timer ~ HIIT & Tabata |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 days** |
| Size | 24 MB | 9 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Hyoungil Kim](https://appshunter.io/developer/1694504430) | [manabu ueda](https://appshunter.io/developer/1606163236) |

## What reviewers say

### Simple Timer

[App page](https://appshunter.io/ios/app/simple-timer-hiit-tabata/id6744844224)

**Features:** macOS Compatibility

**In-app purchases:** none


### Interval Timer ~ HIIT & Tabata

[App page](https://appshunter.io/ios/app/interval-timer-hiit-and-tabata/id6762538816)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Timer free?

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

### Is Interval Timer ~ HIIT & Tabata free?

Interval Timer ~ HIIT & Tabata is free to download, with no in-app purchases.

### Do Simple Timer or Interval Timer ~ HIIT & Tabata have ads?

Interval Timer ~ HIIT & Tabata shows ads; Simple Timer does not.

### Which is updated more often, Simple Timer or Interval Timer ~ HIIT & Tabata?

Simple Timer ships an update monthly, and Interval Timer ~ HIIT & Tabata every 2 days. Most recently, Simple Timer was updated on October 2, 2026 and Interval Timer ~ HIIT & Tabata 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.*