# Shape Merge! vs STACK (3d84b4)

The clearest difference is in-app purchases: STACK (3d84b4) at none against Shape Merge!'s 5. STACK (3d84b4) also leads on ads (none vs shown) and update cadence (daily vs every 3 weeks). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Shape Merge! sells 5 one-off in-app purchases. STACK (3d84b4) asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Shape Merge! against 5.0 for STACK (3d84b4). Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Shape Merge! ships an update every 3 weeks, STACK (3d84b4) daily. The most recent releases landed on September 21, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Shape Merge! | STACK (3d84b4) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/shape-merge/id6761797852/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/stack-3d84b4/id6770897998/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 205 MB | 23 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PlayDate Digital](https://appshunter.io/developer/652113715) | [Keti Elizbarashvili](https://appshunter.io/developer/1896764494) |

## What reviewers say

### Shape Merge!

[App page](https://appshunter.io/ios/app/shape-merge/id6761797852)

A relaxing physics puzzle game where you drop shapes, merge matching ones to create larger forms, and aim for high scores. Enjoy satisfying chain reactions and strategic gameplay with no time limits.

**Highlights:** Merge matching shapes, Physics-based gameplay, Create combos and chain reactions, Earn coins and gems, Use powerful boosts, Daily rewards and bonuses, Relaxing gameplay

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Pack Gem | $0.99 | one-time |
| Starter Bundle | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Medium Pack Gem | $2.99 | one-time |
| Mega Pack | $9.99 | one-time |


### STACK (3d84b4)

[App page](https://appshunter.io/ios/app/stack-3d84b4/id6770897998)

A simple, addictive one-tap game where players stack blocks to build the tallest tower. Perfect placements increase combos and scores, while misses shrink the tower, leading to a game over if it falls completely.

**Highlights:** One-tap gameplay, Block stacking mechanic, Combo multiplier system, Increasing game speed, High score challenges

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Shape Merge! free?

Shape Merge! is free to download, with in-app purchases available.

### Is STACK (3d84b4) free?

STACK (3d84b4) is free to download, with no in-app purchases.

### Which has better reviews, Shape Merge! or STACK (3d84b4)?

Shape Merge! and STACK (3d84b4) are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Shape Merge! or STACK (3d84b4) have ads?

Shape Merge! shows ads; STACK (3d84b4) does not.

### Which is updated more often, Shape Merge! or STACK (3d84b4)?

Shape Merge! ships an update every 3 weeks, and STACK (3d84b4) daily. Most recently, Shape Merge! was updated on September 21, 2026 and STACK (3d84b4) on September 20, 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.*