# Sumalo vs CalcBlitz

The clearest difference is device support: Sumalo at 3 against CalcBlitz's —. Sumalo also leads on iOS requirement (15.0 vs 26.2). On price and in-app purchases 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 | Sumalo | CalcBlitz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sumalo-fast-mental-math/id6762127607/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 125 MB | 7 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Salamanca Garcia](https://appshunter.io/developer/1893035879) | [Slavka Polanova](https://appshunter.io/developer/1708764553) |

## What reviewers say

### Sumalo

[App page](https://appshunter.io/ios/app/sumalo-fast-mental-math/id6762127607)

Engage in a fast-paced mental math challenge using the reduced sum technique. Test your reflexes across eight unique game modes and compete in seasonal rankings to improve focus and calculation speed.

**Highlights:** Reduced sum technique, Eight unique game modes, Seasonal rankings and ELO system, Real-time duels with friends, Detailed performance statistics, Cognitive training for focus and memory

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

**In-app purchases:** none


### CalcBlitz

[App page](https://appshunter.io/ios/app/calcblitz-quick-math-quiz/id6763125845)

**In-app purchases:** none


## Frequently asked questions

### Is Sumalo free?

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

### Is CalcBlitz free?

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

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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.*