# Kata Calc vs KaratePlan

The clearest difference is update cadence: KaratePlan at weekly against Kata Calc's every 7 months. Kata Calc's advantage is iOS requirement (9.3 vs 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.

Kata Calc ships an update every 7 months, KaratePlan weekly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Kata Calc | KaratePlan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Size | 2 MB | 40 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [okashige0319](https://appshunter.io/developer/478571276) | [Rafael Ribar](https://appshunter.io/developer/1875298508) |

## What reviewers say

### Kata Calc

[App page](https://appshunter.io/ios/app/kata-calc/id478571273)

**Features:** macOS Compatibility

**In-app purchases:** none


### KaratePlan

[App page](https://appshunter.io/ios/app/karateplan/id6758857102)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kata Calc free?

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

### Is KaratePlan free?

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

### Do Kata Calc or KaratePlan have ads?

Neither Kata Calc nor KaratePlan shows ads.

### Which is updated more often, Kata Calc or KaratePlan?

Kata Calc ships an update every 7 months, and KaratePlan weekly. Most recently, Kata Calc was updated on October 26, 2026 and KaratePlan on October 25, 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.*