# Let's Stack AR! vs Hoppin’ Kitty

The clearest difference is price: Hoppin’ Kitty at Free against Let's Stack AR!'s $0.99. Hoppin’ Kitty also leads on update cadence (every 2 weeks vs every 3 months) and iOS requirement (15.0 vs 17.0). Let's Stack AR!'s advantage is in-app purchases (none vs 4) and ads (none vs shown). On rating, ratings volume and device support there is nothing between them.

Hoppin’ Kitty is free to download; Let's Stack AR! costs $0.99 up front. Hoppin’ Kitty sells 4 one-off in-app purchases. Let's Stack AR! asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for Let's Stack AR! against 4.4 for Hoppin’ Kitty. Both are backed by a comparable volume of ratings — 19 and 30 respectively.

Let's Stack AR! ships an update every 3 months, Hoppin’ Kitty every 2 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Let's Stack AR! | Hoppin’ Kitty |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.5 (19 ratings)](https://appshunter.io/ios/app/lets-stack-ar/id1265773817/reviews)** | [4.4 (30 ratings)](https://appshunter.io/ios/app/hoppin-kitty-flip-and-leap/id6755810829/reviews) |
| Number of ratings | 19 | **30** |
| Positive reviews | 56.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Paid | **Ad-supported** |
| Size | 23 MB | 206 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hendri Soerianto](https://appshunter.io/developer/1107831294) | [RollingStudio](https://appshunter.io/developer/1462929474) |

## 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


### Hoppin’ Kitty

[App page](https://appshunter.io/ios/app/hoppin-kitty-flip-and-leap/id6755810829)

Guide a cute cat on a jumping adventure to reunite with its furry friend. Tap to leap, flip, and land precisely across challenging levels with moving platforms and bounce spots. Enjoy a relaxing, visually appealing experience with addictive, quick gameplay.

**Highlights:** One-tap jump controls, Smooth and satisfying leaps, Cute cats and colorful environments, Relaxing love-themed gameplay, Quick and addictive levels

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Launchers | $5.99 | one-time |
| Detective Bundle | $5.99 | one-time |
| Spooky Bundle | $5.99 | one-time |
| Unlock All Cats | $5.99 | one-time |


## Frequently asked questions

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

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

### Is Hoppin’ Kitty free?

Hoppin’ Kitty is free to download, with in-app purchases available.

### Which has better reviews, Let's Stack AR! or Hoppin’ Kitty?

Let's Stack AR! is rated higher. Let's Stack AR! averages 4.5 out of 5 from 19 ratings, while Hoppin’ Kitty averages 4.4 from 30 ratings.

### Do Let's Stack AR! or Hoppin’ Kitty have ads?

Hoppin’ Kitty shows ads; Let's Stack AR! does not.

### Which is updated more often, Let's Stack AR! or Hoppin’ Kitty?

Let's Stack AR! ships an update every 3 months, and Hoppin’ Kitty every 2 weeks. Most recently, Let's Stack AR! was updated on October 29, 2026 and Hoppin’ Kitty on October 30, 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.*