# Quick Math vs Blindfold Chess

The clearest difference is in-app purchases: Quick Math at none against Blindfold Chess's 3. Quick Math also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.0). Blindfold Chess's advantage is ads (none vs shown). On price there is nothing between them.

Both are free to download. Blindfold Chess sells 3 in-app purchases, starting at $1.99 per month. Quick Math asks for nothing beyond the download.

## The numbers

| Metric | Quick Math | Blindfold Chess |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/quick-math-brain-challenge/id1434746026/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 15 MB | 92 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mehmet rasit Arisu](https://appshunter.io/developer/1346135076) | [ALAN FRANCESCHINI](https://appshunter.io/developer/1801034389) |

## What reviewers say

### Quick Math

[App page](https://appshunter.io/ios/app/quick-math-brain-challenge/id1434746026)

Test your mental math skills against the clock. Solve as many problems as you can without errors to prove your speed and accuracy. Features quality design and music for an engaging experience.

**Highlights:** Improve mathematical processing speed, Timed problem solving, Accuracy challenge, Quality design, Engaging music

**Features:** Vision Pro support

**In-app purchases:** none


### Blindfold Chess

[App page](https://appshunter.io/ios/app/blindfold-chess/id6771361572)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $9.99 | per year |
| Lifetime Purchase | $29.99 | one-time |


## Frequently asked questions

### Is Quick Math free?

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

### Is Blindfold Chess free?

Blindfold Chess is free to download, with in-app purchases available.

### Do Quick Math or Blindfold Chess have ads?

Quick Math shows ads; Blindfold Chess 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.*