# Mr.PC（ミスター・ピーシー） vs shelfio

The clearest difference is in-app purchases: shelfio at none against Mr.PC（ミスター・ピーシー）'s 21. shelfio also leads on ads (none vs shown) and update cadence (fortnightly vs every 2 months). Mr.PC（ミスター・ピーシー）'s advantage is iOS requirement (13.0 vs 18.0). On price and device support there is nothing between them.

Both are free to download. Mr.PC（ミスター・ピーシー） sells 21 one-off in-app purchases. shelfio asks for nothing beyond the download.

Mr.PC（ミスター・ピーシー） ships an update every 2 months, shelfio fortnightly. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Mr.PC（ミスター・ピーシー） | shelfio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 64 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shinyusha Co.,Ltd.](https://appshunter.io/developer/416480236) | [Reo Shigeno](https://appshunter.io/developer/1788864693) |

## What reviewers say

### Mr.PC（ミスター・ピーシー）

[App page](https://appshunter.io/ios/app/mrpc/id853007287)

This app provides digital access to a computer magazine focused on helping users improve their PC skills. It offers clear explanations for software, settings, and digital products, making technology accessible even for beginners. Issues are released quarterly.

**Highlights:** Digital access to computer magazine, PC skill improvement guides, Software and settings tutorials, Digital product reviews and usage, Quarterly issue releases

**In-app purchases (21)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mr.PC 2022年2月号 | $5.99 | one-time |
| Mr.PC 2022年5月号 | $5.99 | one-time |
| Mr.PC 2022年8月号 | $5.99 | one-time |
| Mr.PC 2022年11月号 | $5.99 | one-time |
| Mr.PC 2023年2月号 | $5.99 | one-time |
| Mr.PC 2026年5月号 | $5.99 | one-time |
| Mr.PC 2026年8月号 | $5.99 | one-time |
| Mr.PC 2026年2月号 | $5.99 | one-time |
| Mr.PC 2025年11月号 | $5.99 | one-time |
| Mr.PC 2025年8月号 | $5.99 | one-time |
| Mr.PC 2025年5月号 | $5.99 | one-time |
| Mr.PC 2025年2月号 | $5.99 | one-time |
| Mr.PC 2023年5月号 | $5.99 | one-time |
| Mr.PC 2023年8月号 | $5.99 | one-time |
| Mr.PC 2023年11月号 | $5.99 | one-time |
| Mr.PC 2024年2月号 | $5.99 | one-time |
| Mr.PC 2024年5月号 | $5.99 | one-time |
| Mr.PC 2024年8月号 | $5.99 | one-time |
| Mr.PC 2024年11月号 | $5.99 | one-time |
| Mr.PC 2021年9月号 | $7.99 | one-time |
| Mr.PC 2021年11月号 | $7.99 | one-time |


### shelfio

[App page](https://appshunter.io/ios/app/shelfio/id1577889639)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mr.PC（ミスター・ピーシー） free?

Mr.PC（ミスター・ピーシー） is free to download, with in-app purchases available.

### Is shelfio free?

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

### Do Mr.PC（ミスター・ピーシー） or shelfio have ads?

Mr.PC（ミスター・ピーシー） shows ads; shelfio does not.

### Which is updated more often, Mr.PC（ミスター・ピーシー） or shelfio?

Mr.PC（ミスター・ピーシー） ships an update every 2 months, and shelfio fortnightly. Most recently, Mr.PC（ミスター・ピーシー） was updated on October 8, 2026 and shelfio on October 6, 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.*