# Tetralign vs AR Sky Stack

The clearest difference is ads: AR Sky Stack at none against Tetralign's shown. Tetralign's advantage is iOS requirement (13.0 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Tetralign | AR Sky Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tetralign-block-puzzle-games/id6741064982/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | Ad-supported | — |
| Size | 66 MB | 7 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oleksandr Suprunenko](https://appshunter.io/developer/1644209512) | [Trevor Beaton](https://appshunter.io/developer/964296034) |

## What reviewers say

### Tetralign

[App page](https://appshunter.io/ios/app/tetralign-block-puzzle-games/id6741064982)

This game challenges your logic and strategy by placing colorful blocks on an 8x8 grid. Align them to clear lines, create combos, and achieve high scores. Enjoy a relaxing yet engaging experience with no time limits.

**Highlights:** Strategic block placement, 8x8 grid gameplay, Line clearing mechanics, Combo creation for high scores, No time limits, Relaxing yet challenging gameplay

**In-app purchases:** none


### AR Sky Stack

[App page](https://appshunter.io/ios/app/ar-sky-stack/id6743953205)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tetralign free?

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

### Is AR Sky Stack free?

AR Sky Stack is free to download, with no in-app purchases.

### Do Tetralign or AR Sky Stack have ads?

Tetralign shows ads; AR Sky Stack 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.*