# Workout Timer vs 4x4 Timer Interval Training

The clearest difference is in-app purchases: 4x4 Timer Interval Training at none against Workout Timer's 2. 4x4 Timer Interval Training also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price and ads there is nothing between them.

Both are free to download. Workout Timer sells 2 in-app purchases, starting at $2.99 per month. 4x4 Timer Interval Training asks for nothing beyond the download.

## The numbers

| Metric | Workout Timer | 4x4 Timer Interval Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/4x4-timer-interval-training/id6759710803/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Monetization | — | Free |
| Size | 24 MB | 12 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Halil Ibrahim Altintas](https://appshunter.io/developer/1819347708) | [Kesem Solutions Pty Ltd](https://appshunter.io/developer/1751494198) |

## What reviewers say

### Workout Timer

[App page](https://appshunter.io/ios/app/workout-timer-interval-and-hiit/id6747319609)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $9.99 | per year |


### 4x4 Timer Interval Training

[App page](https://appshunter.io/ios/app/4x4-timer-interval-training/id6759710803)

This app provides a simple, distraction-free interval timer for the Norwegian 4x4 training protocol. It guides users through 4 minutes of intense effort followed by 4 minutes of rest, repeated four times, to improve cardiovascular fitness and VO₂ max. The minimal interface ensures focus on the workout.

**Highlights:** Simple 4x4 interval timer, Clear ON/OFF phase guidance, Optional sound cues, Large, easy-to-read timer, Session progress tracking, Minimal interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Workout Timer free?

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

### Is 4x4 Timer Interval Training free?

4x4 Timer Interval Training is free to download, with no in-app purchases.

### Do Workout Timer or 4x4 Timer Interval Training have ads?

Neither Workout Timer nor 4x4 Timer Interval Training 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.*