# Fisio Master vs KarlLang

The clearest difference is iOS requirement: Fisio Master at 13.0 against KarlLang's 15.0. 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 | Fisio Master | KarlLang |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Size | 37 MB | 35 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fisio Master s.r.l.s.](https://appshunter.io/developer/1831719868) | [Sung Chul Park](https://appshunter.io/developer/1878016675) |

## What reviewers say

### Fisio Master

[App page](https://appshunter.io/ios/app/fisio-master/id6754452439)

**In-app purchases:** none


### KarlLang

[App page](https://appshunter.io/ios/app/karllang/id6759307926)

**In-app purchases:** none


## Frequently asked questions

### Is Fisio Master free?

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

### Is KarlLang free?

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

### Do Fisio Master or KarlLang have ads?

Neither Fisio Master nor KarlLang 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.*