# Color Knitzy vs Stack Em! Cosmic Blocks

The clearest difference is in-app purchases: Stack Em! Cosmic Blocks at none against Color Knitzy's 21. Stack Em! Cosmic Blocks also leads on ads (none vs shown) and rating (5.0 vs 4.7). Color Knitzy's advantage is ratings volume (6.3K vs 2) and device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. Color Knitzy sells 21 one-off in-app purchases. Stack Em! Cosmic Blocks asks for nothing beyond the download.

Stack Em! Cosmic Blocks holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Color Knitzy has 6.3K ratings behind it against 2, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Color Knitzy | Stack Em! Cosmic Blocks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (6.3K ratings)](https://appshunter.io/ios/app/color-knitzy/id6745220785/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/stack-em-cosmic-blocks/id6774973758/reviews)** |
| Number of ratings | **6.3K** | 2 |
| Positive reviews | 37.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | Free with in-app purchases | **Free** |
| Size | 258 MB | 31 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [FUNFINITY PTE. LTD](https://appshunter.io/developer/1637603996) | [JMM Technologies](https://appshunter.io/developer/6774973760) |

## What reviewers say

### Color Knitzy

[App page](https://appshunter.io/ios/app/color-knitzy/id6745220785)

Untangle colorful knots by selecting matching spools. This game offers hundreds of challenging levels with bright visuals and relaxing, untimed gameplay. Enjoy a soothing experience with smooth animations and satisfying sound effects.

**Highlights:** Untangle colorful knots, Hundreds of challenging levels, Bright and colorful visuals, Relaxing, untimed gameplay, Smooth animations, Satisfying sound effects

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

**In-app purchases (21)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lil Golds | $1.99 | one-time |
| Piggy Bank 1 | $3.99 | one-time |
| Special Offer | $4.99 | one-time |
| Premium Offer | $6.99 | one-time |
| No Ads Offer | $6.99 | one-time |
| Special Bundle fake | $6.99 | one-time |
| Pile Of Golds | $7.99 | one-time |
| Thread Pass | $9.99 | one-time |
| Ultimate Offer | $9.99 | one-time |
| Mini Bundle | $9.99 | one-time |
| Mini Bundle Fake | $12.99 | one-time |
| Heap Of Golds | $13.99 | one-time |
| Medium Bundle | $19.99 | one-time |
| Infinity Offer | $24.99 | one-time |
| Small Bag Of Golds | $29.99 | one-time |
| Medium Bundle fake | $29.99 | one-time |
| No Ads Bundle fake | $29.99 | one-time |
| Large Bundle | $34.99 | one-time |
| Big Bag Of Golds | $59.99 | one-time |
| Large Bundle fake | $79.99 | one-time |
| Chest Of Golds | $89.99 | one-time |

**What reviewers like**

- 👍 Fun and relaxing gameplay
- 💡 Reasonable ad and purchase options
- 🚀 Smooth performance

**What reviewers complain about**

- 🐛 Inconsistent life/resource generation
- 💰 Perceived predatory monetization tactics
- 🔍 Misleading advertising

**Reported bugs**

- Life/resource countdown not accurately timed
- Exiting the game penalizes the player

**Requested features**

- Skip option for repetitive tasks
- Option to watch ads for power-ups


### Stack Em! Cosmic Blocks

[App page](https://appshunter.io/ios/app/stack-em-cosmic-blocks/id6774973758)

A relaxing block puzzle game designed for short play sessions. Drag and drop pieces to complete rows and columns, clear space, and aim for high scores. Enjoy satisfying visual and audio feedback with multiple themes.

**Highlights:** Ad-free gameplay, Fast offline play, No account required, Smooth drag-and-drop controls, Satisfying clears and combos, Multiple unlockable themes

**In-app purchases:** none


## Frequently asked questions

### Is Color Knitzy free?

Color Knitzy is free to download, with in-app purchases available.

### Is Stack Em! Cosmic Blocks free?

Stack Em! Cosmic Blocks is free to download, with no in-app purchases.

### Which has better reviews, Color Knitzy or Stack Em! Cosmic Blocks?

Stack Em! Cosmic Blocks is rated higher. Color Knitzy averages 4.7 out of 5 from 6.3K ratings, while Stack Em! Cosmic Blocks averages 5.0 from 2 ratings.

### Do Color Knitzy or Stack Em! Cosmic Blocks have ads?

Color Knitzy shows ads; Stack Em! Cosmic Blocks does not.

### Which is updated more often, Color Knitzy or Stack Em! Cosmic Blocks?

Color Knitzy ships an update every 3 days, and Stack Em! Cosmic Blocks every 3 days. Most recently, Color Knitzy was updated on October 29, 2026 and Stack Em! Cosmic Blocks 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.*