# Oyster Identification vs Cheesr

The clearest difference is update cadence: Cheesr at every 2 weeks against Oyster Identification's every 4 weeks. Cheesr also leads on iOS requirement (16.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Oyster Identification ships an update every 4 weeks, Cheesr every 2 weeks. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Oyster Identification | Cheesr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Size | 13 MB | 64 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Henry Heleine](https://appshunter.io/developer/797164760) | [Lukas Feys](https://appshunter.io/developer/1830251582) |

## What reviewers say

### Oyster Identification

[App page](https://appshunter.io/ios/app/oyster-identification/id6743009625)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cheesr

[App page](https://appshunter.io/ios/app/cheesr/id6749375658)

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

**In-app purchases:** none


## Frequently asked questions

### Is Oyster Identification free?

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

### Is Cheesr free?

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

### Do Oyster Identification or Cheesr have ads?

Neither Oyster Identification nor Cheesr shows ads.

### Which is updated more often, Oyster Identification or Cheesr?

Oyster Identification ships an update every 4 weeks, and Cheesr every 2 weeks. Most recently, Oyster Identification was updated on October 15, 2026 and Cheesr on October 5, 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.*