# Mobile Bookshelf vs Simple Book Manager

The clearest difference is ads: Mobile Bookshelf at none against Simple Book Manager's shown. Mobile Bookshelf also leads on device support (3 vs 1) and iOS requirement (15.5 vs 17.6). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Mobile Bookshelf sells 2 in-app purchases, starting at $0.99 per month and Simple Book Manager sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 25, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Mobile Bookshelf | Simple Book Manager |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Size | 37 MB | 37 MB |
| Requires iOS | **15.5** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [kouten motoki](https://appshunter.io/developer/1604200923) | [SPARKLE AND, K.K.](https://appshunter.io/developer/1572402899) |

## What reviewers say

### Mobile Bookshelf

[App page](https://appshunter.io/ios/app/mobile-bookshelf-reading-log/id6744626194)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Plan | $0.99 | per month |
| Advance Plan | $1.99 | per month |


### Simple Book Manager

[App page](https://appshunter.io/ios/app/simple-book-manager/id6753295236)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MonthlySubscription | $2.99 | per month |
| annual subscription | $29.99 | per year |


## Frequently asked questions

### Is Mobile Bookshelf free?

Mobile Bookshelf is free to download, with in-app purchases available.

### Is Simple Book Manager free?

Simple Book Manager is free to download, with in-app purchases available.

### Do Mobile Bookshelf or Simple Book Manager have ads?

Simple Book Manager shows ads; Mobile Bookshelf does not.

### Which is updated more often, Mobile Bookshelf or Simple Book Manager?

Mobile Bookshelf ships an update every 2 months, and Simple Book Manager every 2 months. Most recently, Mobile Bookshelf was updated on October 25, 2026 and Simple Book Manager on November 8, 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.*