# Calculator Quest vs Quick mental calculation

The clearest difference is ads: Calculator Quest at none against Quick mental calculation's shown. Quick mental calculation's advantage is update cadence (every 11 days vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Calculator Quest ships an update every 4 months, Quick mental calculation every 11 days. The most recent releases landed on July 8, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Calculator Quest | Quick mental calculation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (14 ratings)](https://appshunter.io/ios/app/calculator-quest/id562822539/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 72.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 9 MB | 21 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masakazu Yonehara](https://appshunter.io/developer/1339210794) | [ERX](https://appshunter.io/developer/513941286) |

## What reviewers say

### Calculator Quest

[App page](https://appshunter.io/ios/app/calculator-quest/id562822539)

This app merges a functional calculator with role-playing game elements. It offers a "Calc mode" for standard calculations, a fast-typing number game, and a mental arithmetic challenge.

**Highlights:** Standard calculator functionality, Fast-typing number game, Mental arithmetic time attack, RPG elements

**In-app purchases:** none


### Quick mental calculation

[App page](https://appshunter.io/ios/app/quick-mental-calculation/id841970890)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Quest free?

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

### Is Quick mental calculation free?

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

### Do Calculator Quest or Quick mental calculation have ads?

Quick mental calculation shows ads; Calculator Quest does not.

### Which is updated more often, Calculator Quest or Quick mental calculation?

Calculator Quest ships an update every 4 months, and Quick mental calculation every 11 days. Most recently, Calculator Quest was updated on July 8, 2026 and Quick mental calculation on September 10, 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.*