# Water Glass Block vs Block Stack

The clearest difference is review sentiment: Block Stack at 100% against Water Glass Block's 32%. Block Stack also leads on rating (5.0 vs 4.5) and ads (none vs shown). Water Glass Block's advantage is ratings volume (5.6K vs 3) and device support (3 vs 1). On price, update cadence and in-app purchases there is nothing between them.

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

Block Stack holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Water Glass Block has 5.6K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 32% of Water Glass Block's written reviews are positive against 100% of Block Stack's.

Water Glass Block ships an update fortnightly, Block Stack every 10 days. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Water Glass Block | Block Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (5.6K ratings)](https://appshunter.io/ios/app/water-glass-block/id6740890741/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/block-stack-tower-physics/id6759821751/reviews)** |
| Number of ratings | **5.6K** | 3 |
| Positive reviews | 32.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | Ad-supported | **Free** |
| Size | 223 MB | 1 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [GOODROID,Inc.](https://appshunter.io/developer/951688937) | [CyberGame Limited](https://appshunter.io/developer/1778824442) |

## What reviewers say

### Water Glass Block

[App page](https://appshunter.io/ios/app/water-glass-block/id6740890741)

This puzzle game challenges your logic and creativity with physics-based gameplay. Manipulate blocks and glasses to guide water into containers, progressing through increasingly complex stages. Enjoy intuitive controls and a unique simulation experience.

**Highlights:** Physics simulation puzzles, Pour water into glasses, Easy tap controls, Block and glass manipulation, Stage progression

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

**In-app purchases:** none

**What reviewers like**

- 👍 Engaging game
- 💡 Interesting gameplay

**What reviewers complain about**

- 🚫 Too many ads
- 🐛 Game crashes after level 10
- 🔁 Repeating levels after level 100

**Reported bugs**

- Game boots out after every level
- Incompatible with older devices

**Requested features**

- Different skins for the glass
- More variety in puzzles


### Block Stack

[App page](https://appshunter.io/ios/app/block-stack-tower-physics/id6759821751)

A physics-based stacking game where you build towers as high as possible without letting them fall. Experience realistic gravity and tension as an adaptive algorithm challenges your skill level with increasingly complex block shapes.

**Highlights:** Realistic physics simulation, Adaptive difficulty algorithm, Variety of block shapes, One-handed portrait play, Haptic feedback, Auto-save functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Water Glass Block free?

Water Glass Block is free to download, with no in-app purchases.

### Is Block Stack free?

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

### Which has better reviews, Water Glass Block or Block Stack?

Block Stack is rated higher. Water Glass Block averages 4.5 out of 5 from 5.6K ratings, while Block Stack averages 5.0 from 3 ratings.

### Do Water Glass Block or Block Stack have ads?

Water Glass Block shows ads; Block Stack does not.

### Which is updated more often, Water Glass Block or Block Stack?

Water Glass Block ships an update fortnightly, and Block Stack every 10 days. Most recently, Water Glass Block was updated on October 30, 2026 and Block Stack on October 24, 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.*