# The challenge is impossible vs Challenge Blueprint

The clearest difference is iOS requirement: Challenge Blueprint at 8.0 against The challenge is impossible's 12.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | The challenge is impossible | Challenge Blueprint |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/challenge-blueprint/id1414041823/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 78 months | — |
| Monetization | — | Free |
| Size | 35 MB | 35 MB |
| Requires iOS | 12.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [志荣 胡](https://appshunter.io/developer/1057018236) | [国财 胡](https://appshunter.io/developer/796061213) |

## What reviewers say

### The challenge is impossible

[App page](https://appshunter.io/ios/app/the-challenge-is-impossible/id1384619971)

**Features:** macOS Compatibility

**In-app purchases:** none


### Challenge Blueprint

[App page](https://appshunter.io/ios/app/challenge-blueprint/id1414041823)

Connect gears with a reasonable link chain to make them turn. Solve puzzles that increase in difficulty as you progress. This casual game is easy to operate with one hand and perfect for quick play sessions.

**Highlights:** Gear connection puzzles, Increasing difficulty levels, Simple one-handed operation, Casual and relaxing gameplay, Unlockable levels

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is The challenge is impossible free?

The challenge is impossible is free to download, with no in-app purchases.

### Is Challenge Blueprint free?

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

### Do The challenge is impossible or Challenge Blueprint have ads?

Neither The challenge is impossible nor Challenge Blueprint shows ads.

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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.*