# Keycap Puzzle vs Tetra

The clearest difference is in-app purchases: Keycap Puzzle at none against Tetra's 3. Keycap Puzzle also leads on iOS requirement (15.0 vs 17.0). Tetra's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Tetra sells 3 one-off in-app purchases. Keycap Puzzle asks for nothing beyond the download.

## The numbers

| Metric | Keycap Puzzle | Tetra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Daily | — |
| Size | 61 MB | 168 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jiho Hong](https://appshunter.io/developer/1018746530) | [Ryan Parrish](https://appshunter.io/developer/6809515313) |

## What reviewers say

### Keycap Puzzle

[App page](https://appshunter.io/ios/app/keycap-puzzle/id6804330071)

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

**In-app purchases:** none


### Tetra

[App page](https://appshunter.io/ios/app/tetra-blocks-and-flow/id6809515309)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $1.99 | one-time |
| Large Tip | $9.99 | one-time |


## Frequently asked questions

### Is Keycap Puzzle free?

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

### Is Tetra free?

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

### Do Keycap Puzzle or Tetra have ads?

Keycap Puzzle shows ads; Tetra does not.

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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.*