# MyGrain vs CORTHEA

The clearest difference is in-app purchases: CORTHEA at none against MyGrain's 2. MyGrain's advantage is update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MyGrain sells 2 in-app purchases, starting at $2.99 per month. CORTHEA asks for nothing beyond the download.

MyGrain ships an update weekly, CORTHEA every 3 weeks. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | MyGrain | CORTHEA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 50 MB | 393 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Alfonso Matos](https://appshunter.io/developer/1751243701) | [CORTHEA GmbH](https://appshunter.io/developer/1626472737) |

## What reviewers say

### MyGrain

[App page](https://appshunter.io/ios/app/mygrain/id6504174607)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| My Grain Monthly Subscription | $2.99 | per month |
| My Grain Annual Subscription | $29.99 | per year |


### CORTHEA

[App page](https://appshunter.io/ios/app/corthea/id6755426399)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is MyGrain free?

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

### Is CORTHEA free?

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

### Do MyGrain or CORTHEA have ads?

Neither MyGrain nor CORTHEA shows ads.

### Which is updated more often, MyGrain or CORTHEA?

MyGrain ships an update weekly, and CORTHEA every 3 weeks. Most recently, MyGrain was updated on October 18, 2026 and CORTHEA on October 24, 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.*