# MARYN vs Keepfasting

The clearest difference is in-app purchases: Keepfasting at none against MARYN's 2. MARYN's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. MARYN sells 2 in-app purchases, starting at $19.00 per month. Keepfasting asks for nothing beyond the download.

## The numbers

| Metric | MARYN | Keepfasting |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Size | 76 MB | 5 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [MT Fitness OU](https://appshunter.io/developer/6779620986) | [Lars Ursprung](https://appshunter.io/developer/1440265976) |

## What reviewers say

### MARYN

[App page](https://appshunter.io/ios/app/maryn/id6779620984)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MARYN Pro Monthly | $19.00 | per month |
| MARYN Pro Yearly | $190.00 | per year |


### Keepfasting

[App page](https://appshunter.io/ios/app/keepfasting/id6804500955)

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

**In-app purchases:** none


## Frequently asked questions

### Is MARYN free?

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

### Is Keepfasting free?

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

### Do MARYN or Keepfasting have ads?

Neither MARYN nor Keepfasting 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.*