# MemSheet vs US単位コンバーター

The clearest difference is iOS requirement: MemSheet at 13.0 against US単位コンバーター's 16.4. 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 weeks. The most recent releases landed on September 18, 2026 and June 20, 2026 respectively.

## The numbers

| Metric | MemSheet | US単位コンバーター |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 6 MB | 41 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Takuya Kawakami](https://appshunter.io/developer/721449462) | [Taiki Saito](https://appshunter.io/developer/995768398) |

## What reviewers say

### MemSheet

[App page](https://appshunter.io/ios/app/memsheet/id1524907788)

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

**In-app purchases:** none


### US単位コンバーター

[App page](https://appshunter.io/ios/app/us/id1607728774)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MemSheet free?

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

### Is US単位コンバーター free?

US単位コンバーター is free to download, with no in-app purchases.

### Do MemSheet or US単位コンバーター have ads?

Both MemSheet and US単位コンバーター show ads.

### Which is updated more often, MemSheet or US単位コンバーター?

MemSheet ships an update every 3 weeks, and US単位コンバーター every 3 weeks. Most recently, MemSheet was updated on September 18, 2026 and US単位コンバーター on June 20, 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.*