# Fatty Cat! vs Reo

The clearest difference is in-app purchases: Reo at none against Fatty Cat!'s 4. Fatty Cat!'s advantage is iOS requirement (12.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Fatty Cat! sells 4 one-off in-app purchases. Reo asks for nothing beyond the download.

Fatty Cat! ships an update monthly, Reo every 3 weeks. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Fatty Cat! | Reo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (409 ratings)](https://appshunter.io/ios/app/fatty-cat-study-companion/id1458862121/reviews)** | — |
| Number of ratings | **409** | — |
| Positive reviews | 74.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 207 MB | 33 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Michele Marrazzo](https://appshunter.io/developer/1458862120) | [Cristian Altamirano](https://appshunter.io/developer/1538478573) |

## What reviewers say

### Fatty Cat!

[App page](https://appshunter.io/ios/app/fatty-cat-study-companion/id1458862121)

This app transforms study sessions into an engaging adventure with an interactive cat companion. Earn coins, customize your cat and environment, and track progress to improve study habits. Features include immersive mode and white noise for enhanced focus.

**Highlights:** Virtual cat study companion, Interactive study sessions, Customization shop, Goals and statistics tracking, Immersive mode, White noise support

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin Purse | $0.99 | one-time |
| Coin Bag | $2.99 | one-time |
| Fatty Cat! Premium | $2.99 | one-time |
| Coin Chest | $4.99 | one-time |

**What reviewers like**

- 😻 Cute and adorable design
- 👍 Minimalist and user-friendly interface
- 🐈 Motivating to keep cat alive
- 📱 Effective phone locking for focus
- 💖 Interactive and engaging experience

**What reviewers complain about**

- 💰 Requires payment for full features
- 🔔 Timer alerts too short/unreliable
- ⏳ Study time invalidated on exit
- 💀 Cats die unexpectedly, causing demotivation
- 🚫 Lack of developer support for issues

**Reported bugs**

- Timer alerts too short and can be missed
- Study time invalidated when exiting the app
- Cats dying unexpectedly without clear reason
- Lack of developer response to support emails
- Screen turns off if not touched during study session

**Requested features**

- Continue ringing/vibrating until stopped
- Stopwatch mode
- Widgets for data display
- Premium charts with color-coded study types
- Adjustable UI (black and white option)


### Reo

[App page](https://appshunter.io/ios/app/reo/id1538648921)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Fatty Cat! free?

Fatty Cat! is free to download, with in-app purchases available.

### Is Reo free?

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

### Do Fatty Cat! or Reo have ads?

Neither Fatty Cat! nor Reo shows ads.

### Which is updated more often, Fatty Cat! or Reo?

Fatty Cat! ships an update monthly, and Reo every 3 weeks. Most recently, Fatty Cat! was updated on October 29, 2026 and Reo 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.*