# Hidden Clues vs Block Stack

The clearest difference is rating: Block Stack at 5.0 against Hidden Clues's 3.3. Hidden Clues's advantage is update cadence (daily vs every 3 weeks) and ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model 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 3.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Hidden Clues ships an update daily, Block Stack every 3 weeks. The most recent releases landed on June 4, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Hidden Clues | Block Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (3 ratings)](https://appshunter.io/ios/app/hidden-clues-coloring/id6554007894/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/block-stack-brick-puzzle/id6648796317/reviews)** |
| Number of ratings | **3** | 1 |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 3 weeks |
| Monetization | Ad-supported | Ad-supported |
| Size | 91 MB | 90 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Yavuz OZSOY](https://appshunter.io/developer/1654687636) | [Superfly Oyun Teknolojileri Anonim Sirketi](https://appshunter.io/developer/1732512653) |

## What reviewers say

### Hidden Clues

[App page](https://appshunter.io/ios/app/hidden-clues-coloring/id6554007894)

Uncover hidden objects in grayscale 3D scenes and bring them to life with color. This relaxing game offers a creative experience for all ages, transforming drab environments into vibrant masterpieces.

**Highlights:** Discover hidden objects, Color 3D scenes, Relaxing gameplay, Variety of detailed levels, Creative transformation

**Features:** macOS Compatibility

**In-app purchases:** none


### Block Stack

[App page](https://appshunter.io/ios/app/block-stack-brick-puzzle/id6648796317)

A relaxing puzzle game where you sort and stack colored blocks to clear the board. Test your logic and reasoning skills by making strategic choices to build high stacks and overcome challenging levels.

**Highlights:** Block sorting and stacking, Strategic decision-making, Challenging levels, Logic and reasoning tests, Satisfying visual effects, High-quality graphics

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hidden Clues free?

Hidden Clues 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, Hidden Clues or Block Stack?

Block Stack is rated higher. Hidden Clues averages 3.3 out of 5 from 3 ratings, while Block Stack averages 5.0 from 1 ratings.

### Do Hidden Clues or Block Stack have ads?

Both Hidden Clues and Block Stack show ads.

### Which is updated more often, Hidden Clues or Block Stack?

Hidden Clues ships an update daily, and Block Stack every 3 weeks. Most recently, Hidden Clues was updated on June 4, 2026 and Block Stack on September 14, 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.*