# Tangram King vs Flatbias

The clearest difference is update cadence: Flatbias at daily against Tangram King's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Tangram King sells 1 one-off in-app purchase and Flatbias sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Tangram King ships an update every 4 months, Flatbias daily. Both last shipped on November 13, 2026.

## The numbers

| Metric | Tangram King | Flatbias |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (155 ratings)](https://appshunter.io/ios/app/tangram-king/id1124017784/reviews)** | — |
| Number of ratings | **155** | — |
| Positive reviews | 88.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 10 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MOBIRIX](https://appshunter.io/developer/349276666) | [Reckona Inc.](https://appshunter.io/developer/1215787077) |

## What reviewers say

### Tangram King

[App page](https://appshunter.io/ios/app/tangram-king/id1124017784)

Engage your mind with a classic puzzle game where you arrange seven geometric shapes to complete intricate patterns. Explore multiple game modes and challenge yourself with countless stages, offering hours of engaging gameplay. Compete with friends or players worldwide through various online features.

**Highlights:** 7 geometric pieces for puzzles, Multiple game modes (classic, double, flip, spinning, hard), Countless stages for extended play, 1v1 versus multiplayer mode, Leaderboard and achievement support, Supports 16 languages

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hint Item Purchase | $2.99 | one-time |

**What reviewers like**

- 👍 Fun and entertaining
- 🧠 Good for brain exercise
- 👨‍👩‍👧‍👦 Suitable for children
- 😌 Relaxing and calming
- 💡 Many puzzles/levels

**What reviewers complain about**

- 😠 Too many ads
- 🐛 Pieces don't always fit perfectly
- 🐛 Game doesn't always recognize solved puzzles
- 🐛 Pieces are given in the correct direction (too easy)
- 🐛 Lack of rotation for pieces

**Reported bugs**

- Pieces not perfectly aligned
- Game not recognizing solved puzzles
- Ads blocking gameplay
- Sensitivity issues with piece placement
- Game progress reset

**Requested features**

- Paid version to remove ads
- Option to rotate pieces
- More challenging levels
- Improve piece fitting sensitivity
- Add more game modes


### Flatbias

[App page](https://appshunter.io/ios/app/flatbias/id6797381499)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flatbias Pass (Monthly) | $2.99 | per month |
| Flatbias Pass (Yearly) | $22.99 | per year |


## Frequently asked questions

### Is Tangram King free?

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

### Is Flatbias free?

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

### Do Tangram King or Flatbias have ads?

Both Tangram King and Flatbias show ads.

### Which is updated more often, Tangram King or Flatbias?

Tangram King ships an update every 4 months, and Flatbias daily. Most recently, Tangram King was updated on November 13, 2026 and Flatbias on November 13, 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.*