# Twinnie vs Katachi

The clearest difference is ads: Twinnie at none against Katachi's shown. Twinnie also leads on device support (3 vs 1) and iOS requirement (14.0 vs 17.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Twinnie sells 10 one-off in-app purchases and Katachi sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Twinnie ships an update every 5 weeks, Katachi monthly. The most recent releases landed on September 18, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Twinnie | Katachi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (9 ratings)](https://appshunter.io/ios/app/twinnie/id1527263704/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 6 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bartlomiej Semanczyk](https://appshunter.io/developer/1071928641) | [atsuko imai](https://appshunter.io/developer/1830783417) |

## What reviewers say

### Twinnie

[App page](https://appshunter.io/ios/app/twinnie/id1527263704)

A simple family card game where players find matching symbols between cards. It offers both single-player challenges and local multiplayer modes for up to 7 friends via Wi-Fi or Bluetooth.

**Highlights:** 57 unique cards with 8 symbols each, Find the single matching symbol between any two cards, Single-player time trials, Local multiplayer for up to 7 players, Wi-Fi and Bluetooth connectivity, Play any set of cards at any time (Pro Version)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Twinnie Pro | $2.99 | one-time |
| Twinnie Custom | $4.99 | one-time |
| Twinnie World | $6.99 | one-time |
| Twinnie Flags | $6.99 | one-time |
| Twinnie Football Teams | $6.99 | one-time |
| Twinnie Animals | $6.99 | one-time |
| Twinnie Brands | $6.99 | one-time |
| Twinnie Vehicles | $6.99 | one-time |
| Twinnie Nature | $6.99 | one-time |
| Twinnie Emoji | $7.99 | one-time |


### Katachi

[App page](https://appshunter.io/ios/app/katachi-shape-reflex-puzzle/id6760748598)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Twinnie free?

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

### Is Katachi free?

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

### Do Twinnie or Katachi have ads?

Katachi shows ads; Twinnie does not.

### Which is updated more often, Twinnie or Katachi?

Twinnie ships an update every 5 weeks, and Katachi monthly. Most recently, Twinnie was updated on September 18, 2026 and Katachi on September 8, 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.*