# Book Note vs sudo ego

The clearest difference is in-app purchases: Book Note at none against sudo ego's 2. Book Note also leads on device support (3 vs 1). sudo ego's advantage is ads (none vs shown). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. sudo ego sells 2 in-app purchases, starting at $9.99 per month. Book Note asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Book Note | sudo ego |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/book-note-reading-journal/id1463517592/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Ad-supported | — |
| Size | 33 MB | 84 MB |
| Requires iOS | **15.3** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [2026 Gnosis](https://appshunter.io/developer/6775682321) | [Sudo Ego, Inc.](https://appshunter.io/developer/1874857076) |

## What reviewers say

### Book Note

[App page](https://appshunter.io/ios/app/book-note-reading-journal/id1463517592)

Easily track your reading progress and thoughts. Add books by searching or taking photos, and create detailed notes with bookmarks. Keep a digital journal of your literary journey.

**Highlights:** Add books via search, Add books with photos, Create reading notes, Add bookmarks to notes

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

**In-app purchases:** none


### sudo ego

[App page](https://appshunter.io/ios/app/sudo-ego/id6758762228)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sudo Ego Pro | $9.99 | per month |
| Sudo Ego Pro | $49.99 | per year |


## Frequently asked questions

### Is Book Note free?

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

### Is sudo ego free?

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

### Do Book Note or sudo ego have ads?

Book Note shows ads; sudo ego does not.

### Which is updated more often, Book Note or sudo ego?

Book Note ships an update every 2 weeks, and sudo ego every 2 weeks. Most recently, Book Note was updated on October 5, 2026 and sudo ego on September 30, 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.*