# Crimson Shadow vs Catto

The clearest difference is ads: Catto at none against Crimson Shadow's shown. Crimson Shadow's advantage is iOS requirement (13.0 vs 15). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Crimson Shadow sells 5 one-off in-app purchases and Catto sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Crimson Shadow ships an update monthly, Catto every 3 weeks. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Crimson Shadow | Catto |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 209 MB | 106 MB |
| Requires iOS | **13.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Metric Studio Inc.](https://appshunter.io/developer/1618098746) | [Ruslan Isakov](https://appshunter.io/developer/1874865469) |

## What reviewers say

### Crimson Shadow

[App page](https://appshunter.io/ios/app/crimson-shadow-seductive-fall/id6753276272)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20 젬 | $0.99 | one-time |
| 100 에너지 | $0.99 | one-time |
| 300 에너지 | $1.99 | one-time |
| 광고 제거 | $1.99 | one-time |
| 60 젬 | $1.99 | one-time |


### Catto

[App page](https://appshunter.io/ios/app/catto-kun-bf/id6767903023)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Special Treat | $0.99 | one-time |
| Special Treat ER | $1.99 | one-time |
| Special Perfume | $4.99 | one-time |
| Special Blessing | $9.99 | one-time |
| Special Perfume ER | $9.99 | one-time |
| Special Blessing ER | $19.99 | one-time |


## Frequently asked questions

### Is Crimson Shadow free?

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

### Is Catto free?

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

### Do Crimson Shadow or Catto have ads?

Crimson Shadow shows ads; Catto does not.

### Which is updated more often, Crimson Shadow or Catto?

Crimson Shadow ships an update monthly, and Catto every 3 weeks. Most recently, Crimson Shadow was updated on October 28, 2026 and Catto on October 25, 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.*