# Multi calculator  マルチ電卓 vs Retro Walk

The clearest difference is in-app purchases: Multi calculator  マルチ電卓 at none against Retro Walk's 1. Multi calculator  マルチ電卓 also leads on iOS requirement (13.2 vs 15.6). Retro Walk's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Retro Walk sells 1 one-off in-app purchase. Multi calculator  マルチ電卓 asks for nothing beyond the download.

Multi calculator  マルチ電卓 ships an update every 2 months, Retro Walk monthly. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Multi calculator  マルチ電卓 | Retro Walk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Size | 103 MB | 24 MB |
| Requires iOS | **13.2** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [touru tsuruta](https://appshunter.io/developer/1084745827) | [akira ohmachi](https://appshunter.io/developer/1338624340) |

## What reviewers say

### Multi calculator  マルチ電卓

[App page](https://appshunter.io/ios/app/multi-calculator/id1510076264)

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

**In-app purchases:** none


### Retro Walk

[App page](https://appshunter.io/ios/app/retro-walk/id6755453994)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Multi calculator  マルチ電卓 free?

Multi calculator  マルチ電卓 is free to download, with no in-app purchases.

### Is Retro Walk free?

Retro Walk is free to download, with in-app purchases available.

### Do Multi calculator  マルチ電卓 or Retro Walk have ads?

Multi calculator  マルチ電卓 shows ads; Retro Walk does not.

### Which is updated more often, Multi calculator  マルチ電卓 or Retro Walk?

Multi calculator  マルチ電卓 ships an update every 2 months, and Retro Walk monthly. Most recently, Multi calculator  マルチ電卓 was updated on October 16, 2026 and Retro Walk on October 11, 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.*