PDF Reader vs eBooks Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Reader
This app allows you to read various document formats like PDF, EPUB, and CHM on your iPhone and iPad. It supports file import, text search, annotation, and even previewing MS Office files and videos. A simple to-do list and auto-save reading progress are also included.
- Reads PDF, CHM, EPUB, TXT files
- PDF annotation and text search
- File import via Files, Airdrop, iTunes, web
- MS Office and video file preview
- Simple To-Do list functionality
- Auto-save reading progress
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PDF Reader - Mini Version is an amazing reader App on iPhone and iPad Main Fatures: 1. support read pdf、chm、epub、txt file 2. support pdf annotation and text search 3. support import file via Files、Airdrop、iTunes、web browser 4. support MS office Word、Excel、PPT、Video and many other file types preview 5. support simple Todo list 6. support auto save reading progress 7. support Baidu Net Disk
eBooks Pro
This app is a versatile eBook reader supporting numerous file formats including EPUB, PDF, and documents. It offers editing capabilities, cloud integration, customizable reading options, and an AI assistant for summaries and translations. Organize your library with ease and enjoy a personalized reading experience.
- Supports EPUB, PDF, TXT, DOCX, and more
- Edit documents directly within the app
- Import/export from cloud services
- Customizable themes and font sizes
- AI-powered summaries and translations
- Interactive annotations and form filling
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Read EPUB books and PDFs, listen with a lifelike voice, and keep the passages that matter to you. eBooks Pro brings your library, notes and AI Assistant together on iPhone and iPad. FIND BOOKS • Browse Free Books: public-domain and openly licensed books, ready to download. • Add the book websites you like; EPUB and PDF links save straight to your library. • Import books from Files or download one from a link. READ YOUR WAY • Turn pages with a realistic page curl, slide them, or scroll. • Choose the font, text size, margins and a light, dark or sepia theme, with dark pages in Dark Mode. • On iPad, read one page in portrait and two side by side in landscape. • Reader Mode hides everything but the page. • See the time left in the chapter and the book, or the printed page numbers when a book has them. • Jump anywhere with Go To, then return to where you were with one tap. • Keep your place on the line with the Reading Ruler. • Tap or pinch a picture to see it full screen. LISTEN • Read Aloud from the toolbar or from any passage you select. • Books in English, Spanish, French, Italian, Portuguese, Hindi, Japanese and Chinese can use a natural voice that runs on your device. HIGHLIGHT AND ANNOTATE • Highlight in six colors and add a note to any highlight. • Draw and add sticky notes right on the page. • Bookmark a page with one tap. • Share a passage as a quote card. • Look up words and review them later in your Vocabulary list. • Annotate PDFs, fill in forms, and insert text or images. UNDERSTAND THE STORY • Story So Far recaps what you've read, without spoilers. • People & Places lists the characters and places you've met so far. • Ask your AI Assistant about a book: its answers stay within the chapters you've read. • Get summaries and translate passages to read across languages. TRACK YOUR READING • Put books on your Want to Read, Reading and Finished shelves. • Set a daily reading goal, keep your streak going, and count the books you finish this year. • Add the Currently Reading widget to your Home Screen. • Pick up where you left off on your other devices with iCloud. • Up Next opens the next book in a series from your library as you finish one. ORGANIZE YOUR LIBRARY • Arrange books and documents in folders and subfolders. • Sort by author and see each book's series at a glance. • Make your collection easier to browse with custom covers. • Import and export through Files, including iCloud Drive and compatible cloud storage providers. OPEN AND EDIT MORE • Convert EPUB books to PDF. • Edit PDF, plain text, RTF, Markdown, HTML and TeX documents. • View other document formats, including Word, Pages, spreadsheets and presentations. • Open images, audio and video alongside your reading material. Privacy Policy http://www.noteswriter.com/Kairoos_Privacy_Policy.html Terms of Use https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: PDF Reader at Free against eBooks Pro's $4.99. PDF Reader also leads on review sentiment (71% vs 50%) and iOS requirement (12.0 vs 26.0). eBooks Pro's advantage is update cadence (every 8 days vs every 3 weeks). On rating, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
PDF Reader is free to download; eBooks Pro costs $4.99 up front. PDF Reader sells 5 one-off in-app purchases and eBooks Pro sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.9 for PDF Reader against 4.8 for eBooks Pro. Both are backed by a comparable volume of ratings — 8 and 8 respectively. Written reviews are what separate them: 71% of PDF Reader's written reviews are positive against 50% of eBooks Pro's.
PDF Reader ships an update every 3 weeks, eBooks Pro every 8 days. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | PDF Reader | eBooks Pro |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 4.9 (8 ratings) — better | 4.8 (8 ratings) |
| Positive reviews | 71.4% of reviews — better | 50.0% of reviews |
| Number of ratings | 8 | 8 |
| Update frequency | Every 3 weeks | Every 8 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Subscription |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 50 MB | 461 MB |
| Age rating | 4+ | 4+ |
| Developer | 绪强 任 | Kairoos Solutions SL |
Customer experience
PDF Reader
eBooks Pro
In-app purchases
PDF Reader
- Reader App donate$0.99
- Dropbox Support$0.99
- Remove Ad$4.99
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- Todo donate$7.99
- Todo donate$14.99
eBooks Pro
- eBooks Pro Full AI Assistant3 Days trial$1.991 Month
- eBooks Pro Annual3 Days trial$14.991 Year
- eBooks Pro Upgrade$3.99









