# 4x4 Treadmill vs Meridian

The clearest difference is device support: Meridian at 2 against 4x4 Treadmill's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. 4x4 Treadmill sells 1 one-off in-app purchase and Meridian sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 4x4 Treadmill | Meridian |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/meridian-fasting-tracker/id6759932374/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | — | No |
| Monetization | — | Freemium |
| Size | 8 MB | 3 MB |
| Requires iOS | **16.6** | 17.6 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [Proglab AS](https://appshunter.io/developer/1144688859) | [ZACHARY MARK MULLIGAN](https://appshunter.io/developer/1881722384) |

## What reviewers say

### 4x4 Treadmill

[App page](https://appshunter.io/ios/app/4x4-treadmill/id6758803671)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 4x4 Treadmill Premium | $4.99 | one-time |


### Meridian

[App page](https://appshunter.io/ios/app/meridian-fasting-tracker/id6759932374)

This app offers a straightforward approach to intermittent fasting, focusing on a clean interface and scientific insights into metabolic phases. It allows users to start and stop fasting with ease, track custom schedules, and understand their body's processes without intrusive features or upselling.

**Highlights:** One-tap start/stop timer, Metabolic phase insights, Built-in and custom schedules, Data stays on device, Optional Apple Health integration, Clean, intentional design

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Meridian Premium | $1.99 | per month |
| Meridian Premium | $14.99 | per year |
| Meridian Premium (Lifetime) | $39.99 | one-time |


## Frequently asked questions

### Is 4x4 Treadmill free?

4x4 Treadmill is free to download, with in-app purchases available.

### Is Meridian free?

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

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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.*