# M2C Support vs Fish Disease Identifier

The clearest difference is in-app purchases: M2C Support at none against Fish Disease Identifier's 2. M2C Support also leads on iOS requirement (12.0 vs 15.1). Fish Disease Identifier's advantage is update cadence (weekly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Fish Disease Identifier sells 2 in-app purchases, starting at $4.99 per 7 days. M2C Support asks for nothing beyond the download.

M2C Support ships an update every 2 months, Fish Disease Identifier weekly. The most recent releases landed on September 26, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | M2C Support | Fish Disease Identifier |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 20 MB | 40 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Good Sailors](https://appshunter.io/developer/1049682055) | [Szymon Niemiec](https://appshunter.io/developer/1853026562) |

## What reviewers say

### M2C Support

[App page](https://appshunter.io/ios/app/m2c-support/id1049682056)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fish Disease Identifier

[App page](https://appshunter.io/ios/app/fish-disease-identifier/id6761323697)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per 7 days |
| Premium | $29.99 | per year |


## Frequently asked questions

### Is M2C Support free?

M2C Support is free to download, with no in-app purchases.

### Is Fish Disease Identifier free?

Fish Disease Identifier is free to download, with in-app purchases available.

### Do M2C Support or Fish Disease Identifier have ads?

Neither M2C Support nor Fish Disease Identifier shows ads.

### Which is updated more often, M2C Support or Fish Disease Identifier?

M2C Support ships an update every 2 months, and Fish Disease Identifier weekly. Most recently, M2C Support was updated on September 26, 2026 and Fish Disease Identifier on October 9, 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.*