# RedoCalc vs マドベヤ

The clearest difference is device support: マドベヤ at 3 against RedoCalc's 1. マドベヤ also leads on iOS requirement (15.1 vs 18.0). On price, update cadence, ads 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.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | RedoCalc | マドベヤ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 days | Every 3 days |
| Size | 3 MB | 101 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Toshiyuki Kuwabara](https://appshunter.io/developer/1649322074) | [RYO MOCHIZUKI](https://appshunter.io/developer/1881262384) |

## What reviewers say

### RedoCalc

[App page](https://appshunter.io/ios/app/redocalc/id6743318834)

**Features:** macOS Compatibility

**In-app purchases:** none


### マドベヤ

[App page](https://appshunter.io/ios/app/id6759855453)

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

**In-app purchases:** none


## Frequently asked questions

### Is RedoCalc free?

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

### Is マドベヤ free?

マドベヤ is free to download, with no in-app purchases.

### Do RedoCalc or マドベヤ have ads?

Both RedoCalc and マドベヤ show ads.

### Which is updated more often, RedoCalc or マドベヤ?

RedoCalc ships an update every 3 days, and マドベヤ every 3 days. Most recently, RedoCalc was updated on November 8, 2026 and マドベヤ on November 5, 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.*