# PDMreader vs Hambook

The clearest difference is price: Hambook at Free against PDMreader's $1.99. Hambook also leads on update cadence (every 6 weeks vs every 39 months). PDMreader's advantage is in-app purchases (none vs 3) and iOS requirement (13.1 vs 26.0). On ads and device support there is nothing between them.

Hambook is free to download; PDMreader costs $1.99 up front. Hambook sells 3 one-off in-app purchases. PDMreader asks for nothing beyond the download.

PDMreader ships an update every 39 months, Hambook every 6 weeks. The most recent releases landed on October 3, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | PDMreader | Hambook |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/hambook/id6740775311/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 6 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 20 MB |
| Requires iOS | **13.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [鹏 王](https://appshunter.io/developer/1503881516) | [柳健 钟](https://appshunter.io/developer/1791450239) |

## What reviewers say

### PDMreader

[App page](https://appshunter.io/ios/app/pdmreader/id1503897575)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hambook

[App page](https://appshunter.io/ios/app/hambook/id6740775311)

This app aggregates global news and blog content through RSS feeds, offering AI-powered summarization and keyword highlighting to boost reading efficiency. It provides reading statistics for habit optimization and features a minimalist, ad-free design for an immersive single-handed reading experience.

**Highlights:** RSS feed aggregation, AI content summarization, Keyword highlighting, Reading statistics, Minimalist design, Single-handed operation

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Reader: 1-Month | $3.99 | one-time |
| AI Reader: 3-Month | $9.99 | one-time |
| AI Reader: 12-Month | $29.99 | one-time |


## Frequently asked questions

### Is PDMreader free?

PDMreader costs $1.99, with no in-app purchases.

### Is Hambook free?

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

### Do PDMreader or Hambook have ads?

Neither PDMreader nor Hambook shows ads.

### Which is updated more often, PDMreader or Hambook?

PDMreader ships an update every 39 months, and Hambook every 6 weeks. Most recently, PDMreader was updated on October 3, 2026 and Hambook on September 21, 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.*