# Unscrew Blocks Riddles vs TriGrid

The clearest difference is in-app purchases: TriGrid at none against Unscrew Blocks Riddles's 5. TriGrid also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Unscrew Blocks Riddles sells 5 one-off in-app purchases. TriGrid asks for nothing beyond the download.

## The numbers

| Metric | Unscrew Blocks Riddles | TriGrid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (92 ratings)](https://appshunter.io/ios/app/unscrew-blocks-riddles/id6479510742/reviews)** | — |
| Number of ratings | **92** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 192 MB | 101 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Green Camel FZE LLC](https://appshunter.io/developer/1736083968) | [Voltis Labs](https://appshunter.io/developer/1827657420) |

## What reviewers say

### Unscrew Blocks Riddles

[App page](https://appshunter.io/ios/app/unscrew-blocks-riddles/id6479510742)

Engage your mind in a challenging puzzle adventure where you strategically unscrew nuts and bolts from colorful blocks. Sharpen your IQ and problem-solving skills with increasingly tricky levels. Hints are available to help you master the art of unlocking these intricate screw puzzles.

**Highlights:** Professionally designed levels, Arrange nuts and bolts correctly, Twist and turn to solve, Explore different strategies, Sharpen IQ and problem-solving skills, Hints available

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 550 Gems Pack | $1.99 | one-time |
| Remove ADs | $2.99 | one-time |
| 1000 Gems | $2.99 | one-time |
| Starter Pack | $4.99 | one-time |
| Mega Pack | $7.99 | one-time |


### TriGrid

[App page](https://appshunter.io/ios/app/trigrid/id6751731044)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Unscrew Blocks Riddles free?

Unscrew Blocks Riddles is free to download, with in-app purchases available.

### Is TriGrid free?

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

### Do Unscrew Blocks Riddles or TriGrid have ads?

Unscrew Blocks Riddles shows ads; TriGrid does not.

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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.*