# Reading notes AirMarker vs biblog

The clearest difference is in-app purchases: biblog at none against Reading notes AirMarker's 1. biblog also leads on review sentiment (94% vs 75%). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. Reading notes AirMarker sells 1 in-app purchase, starting at $0.99 per month. biblog asks for nothing beyond the download.

Reading notes AirMarker ships an update every 5 weeks, biblog every 3 weeks. The most recent releases landed on September 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Reading notes AirMarker | biblog |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | **94.1% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 24 MB | 288 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RYOSUKE HIRAMATSU](https://appshunter.io/developer/616750780) | [biblog LLC](https://appshunter.io/developer/1516164114) |

## What reviewers say

### Reading notes AirMarker

[App page](https://appshunter.io/ios/app/reading-notes-airmarker/id1570428771)

Capture and organize important passages from books by taking photos. Search your notes by word or author, and export them to other platforms. Ideal for readers who want to retain and easily access memorable content.

**Highlights:** Capture pages with photos, Save page numbers and notes, Search marked content, Export notes to Notion or text files, Unlimited book additions (premium), Marker export feature (premium)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム | $0.99 | per month |


### biblog

[App page](https://appshunter.io/ios/app/biblog/id6446214912)

Capture, organize, and export impactful quotes from books, articles, and more. Easily scan text, add notes and tags, and share your favorite words with beautiful typography.

**Highlights:** Smart OCR quote capture, Export quotes as images, Barcode scanning for book info, Organize with notes and tags, Save quotes from analog and digital media

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

**In-app purchases:** none


## Frequently asked questions

### Is Reading notes AirMarker free?

Reading notes AirMarker is free to download, with in-app purchases available.

### Is biblog free?

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

### Do Reading notes AirMarker or biblog have ads?

Neither Reading notes AirMarker nor biblog shows ads.

### Which is updated more often, Reading notes AirMarker or biblog?

Reading notes AirMarker ships an update every 5 weeks, and biblog every 3 weeks. Most recently, Reading notes AirMarker was updated on September 30, 2026 and biblog on October 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.*