# PDF Book Reader vs Profit Timer

The clearest difference is ads: Profit Timer at none against PDF Book Reader's shown. PDF Book Reader's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 18.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. PDF Book Reader sells 2 in-app purchases, starting at $3.99 per month and Profit Timer sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

PDF Book Reader ships an update every 5 days, Profit Timer every 3 days. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | PDF Book Reader | Profit Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (32 ratings)](https://appshunter.io/ios/app/pdf-book-reader/id1576631236/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 63.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 12 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [B TO J PTY LTD](https://appshunter.io/developer/569308231) | [Benjamin Fahrwald](https://appshunter.io/developer/1896057907) |

## What reviewers say

### PDF Book Reader

[App page](https://appshunter.io/ios/app/pdf-book-reader/id1576631236)

Easily read, manage, and annotate PDF books and documents. This app offers a smooth reading experience, powerful annotation tools, and seamless cloud integration. Organize, search, and share your PDFs with ease.

**Highlights:** Natural PDF reading and navigation, PDF bookmarking and annotation, Text search and OCR extraction, PDF merging and page rearrangement, Cloud storage integration (Google Drive, Dropbox, iCloud), File import and export via cloud and Files app, PDF sharing and printing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Subscription | $3.99 | per month |
| 1 Year Subscription | $28.99 | per year |


### Profit Timer

[App page](https://appshunter.io/ios/app/profit-timer-earnings-tracker/id6765748451)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Profit Timer Pro | $1.99 | per month |
| Profit Timer Pro | $14.99 | per year |
| Profit Timer Pro (Lifetime) | $34.99 | one-time |


## Frequently asked questions

### Is PDF Book Reader free?

PDF Book Reader is free to download, with in-app purchases available.

### Is Profit Timer free?

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

### Do PDF Book Reader or Profit Timer have ads?

PDF Book Reader shows ads; Profit Timer does not.

### Which is updated more often, PDF Book Reader or Profit Timer?

PDF Book Reader ships an update every 5 days, and Profit Timer every 3 days. Most recently, PDF Book Reader was updated on October 15, 2026 and Profit Timer on October 1, 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.*