# Let's Stack AR! vs AR Invaders Attack

The clearest difference is price: AR Invaders Attack at Free against Let's Stack AR!'s $0.99. AR Invaders Attack also leads on review sentiment (100% vs 56%) and update cadence (every 3 weeks vs every 3 months). Let's Stack AR!'s advantage is in-app purchases (none vs 1). On rating, ratings volume, ads and device support there is nothing between them.

AR Invaders Attack is free to download; Let's Stack AR! costs $0.99 up front. AR Invaders Attack sells 1 one-off in-app purchase. Let's Stack AR! asks for nothing beyond the download.

Let's Stack AR! holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 19 and 29 respectively. Written reviews complicate that: 56% of Let's Stack AR!'s written reviews are positive against 100% of AR Invaders Attack's, so the app with the better star average is not the one people write more warmly about.

Let's Stack AR! ships an update every 3 months, AR Invaders Attack every 3 weeks. Both last shipped on November 6, 2026.

## The numbers

| Metric | Let's Stack AR! | AR Invaders Attack |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.5 (19 ratings)](https://appshunter.io/ios/app/lets-stack-ar/id1265773817/reviews)** | [4.3 (29 ratings)](https://appshunter.io/ios/app/ar-invaders-attack/id1273572770/reviews) |
| Number of ratings | 19 | **29** |
| Positive reviews | 56.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 23 MB | 30 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Hendri Soerianto](https://appshunter.io/developer/1107831294) | [Jose Bello](https://appshunter.io/developer/1013437387) |

## What reviewers say

### Let's Stack AR!

[App page](https://appshunter.io/ios/app/lets-stack-ar/id1265773817)

Build the tallest tower possible using augmented reality. Place blocks in your environment and see how high you can stack them before they tumble. Compare your creations to real-world objects.

**Highlights:** Augmented reality block stacking, Build the tallest tower, Place blocks in real-world environments, Compare tower height to real objects, Awarded Apple's Game of the Day

**In-app purchases:** none


### AR Invaders Attack

[App page](https://appshunter.io/ios/app/ar-invaders-attack/id1273572770)

Defend Earth from alien invaders in this augmented reality game. Move your device to aim and shoot down UFOs attacking various locations. Humanity's last hope rests on your ability to repel the invasion.

**Highlights:** Augmented reality gameplay, Defend planet from alien invasion, Tilt device to aim, Touch screen to shoot, Real-world scenarios

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Pack | $0.99 | one-time |


## Frequently asked questions

### Is Let's Stack AR! free?

Let's Stack AR! costs $0.99, with no in-app purchases.

### Is AR Invaders Attack free?

AR Invaders Attack is free to download, with in-app purchases available.

### Which has better reviews, Let's Stack AR! or AR Invaders Attack?

Let's Stack AR! is rated higher. Let's Stack AR! averages 4.5 out of 5 from 19 ratings, while AR Invaders Attack averages 4.3 from 29 ratings.

### Do Let's Stack AR! or AR Invaders Attack have ads?

Neither Let's Stack AR! nor AR Invaders Attack shows ads.

### Which is updated more often, Let's Stack AR! or AR Invaders Attack?

Let's Stack AR! ships an update every 3 months, and AR Invaders Attack every 3 weeks. Most recently, Let's Stack AR! was updated on November 6, 2026 and AR Invaders Attack on November 6, 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.*