# BookDiary vs Book Memo

The clearest difference is in-app purchases: Book Memo at none against BookDiary's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. BookDiary sells 1 one-off in-app purchase. Book Memo asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | BookDiary | Book Memo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/bookdiary-reading-journal/id6765982985/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 36 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [torankirite](https://appshunter.io/developer/1883564850) | [Yuki Tagami](https://appshunter.io/developer/6802937847) |

## What reviewers say

### BookDiary

[App page](https://appshunter.io/ios/app/bookdiary-reading-journal/id6765982985)

A private reading journal to track your books, quotes, and reading habits without requiring an account or social sharing. Log your progress, save memorable passages, and discover new reads all on your device.

**Highlights:** Private reading journal, Save quotes from pages, Reading progress tracking, Digital book shelf, Reading calendar, Personal reading awards, Draw from TBR pile

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.99 | one-time |


### Book Memo

[App page](https://appshunter.io/ios/app/book-memo-reading-log-and-notes/id6810904258)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BookDiary free?

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

### Is Book Memo free?

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

### Do BookDiary or Book Memo have ads?

Neither BookDiary nor Book Memo shows ads.

### Which is updated more often, BookDiary or Book Memo?

BookDiary ships an update every 2 weeks, and Book Memo every 2 weeks. Most recently, BookDiary was updated on October 31, 2026 and Book Memo on October 31, 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.*