Booklover vs Offline PDF Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Booklover
Organize and read a vast collection of eBooks, including PDFs, manga, and scanned books. Seamlessly sync with iCloud Drive and customize your reading experience with advanced reader settings and library management tools.
- Manage and view eBooks (PDF, ZIP/CBZ, RAR/CBR)
- iCloud Drive syncing
- Organize books by genre and bibliographic details
- Powerful search and Library Navigator
- Customizable reader settings
- Bookmarks and PDF annotations
- Support for archived image files
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Booklover is a highly responsive and robust eBook reader. It excels at handling PDFs, manga, and scanned books. The metadata-driven library management system makes it easy to organize and enjoy a large collection of books in PDF, ZIP/CBZ, and RAR/CBR formats. Seamlessly integrated with iCloud Drive, books in the iCloud Drive/Booklover folder automatically appear in the app’s library and can be downloaded on demand. In the library, you can organize books by genres and arrange them using various bibliographic details such as title, author, publisher, and more. With the search field and powerful Library Navigator, you can quickly locate a book among thousands in your collection. Customize your reading experience with settings for each book, including page layout, transition axis and style, cropping, filters, progress direction, background, and more. Booklover supports bookmarks with titles and notes, as well as PDF text annotations (highlights), text search, and a table of contents. Main Features: # General • Manage and view eBooks (PDF, ZIP/CBZ, RAR/CBR) • Support for archived image files in JPG, PNG, GIF, HEIF, WEBP, AVIF, and JPEG XL formats • Automatic syncing of book files placed in iCloud Drive/Booklover. On-demand caching (download) of the remote files • Import files via iTunes (Windows), Finder (Mac), AirDrop, Drag & Drop, "Open with..." etc. • Import files via apps from various cloud storage services, such as Dropbox and OneDrive, as well as other services accessible through the iOS Files app. • Slide Over / Split View (iPad) • Hardware keyboard support (mainly in the reader) # Library • Section books by genre (ON/OFF) • The Library Navigator (ON/OFF) • Histories of added and opened books • Context Menu for individual books (long-press a book cover) • Change sort order: By Title, Author, Publisher, Filename, Added Date, etc. • Alphanumeric Index Labels (ON/OFF) • Toggle display of cover accessories • Adjust cover grid size • Responsive Shadow (shows page volume with shadow) • Filter books by Status, Genre, Tags, etc. • Search books by various bibliographic details, file name, and tags # Reader • PDF text annotations (highlights) with notes, text search, and a table of contents • Bookmarks with titles and notes • Lists of bookmarks and PDF annotations • Page transition settings: Axis (Horizontal, Vertical), Style (Scroll, Continuous Scroll, Stack, Crossfade, Zoom fade, Instant) • Progress direction setting: Left to Right, Right to Left (for vertical text, manga, Arabic, etc.) • Page layout setting: Automatic, Single-Page, Two-Pages (spread) • Separate page layout settings for view orientation (Portrait / Landscape) • Page trimming (for images only) • Page sizing: Show All, Width-Fit, Height-Fit • Page thumbnail view (overview, bookmarks) • Image correction filters • Dynamic background (When the "Background Color" option for a book is set to "Dynamic") • Adjust page spread position (Insert adjuster page at the beginning of the book body) • Text recognition within images (with compatible devices only) • Export (share) the currently displayed page # Book Management • Edit metadata: Title, Author, Genre, Publisher, Published Date, ISBN, etc. • Edit Tags (Can be used as filter criteria in the side menu) • Extract metadata (title/author) from PDFs • Extract various metadata from file names with configurable extraction rules • Automatic/Manual cropping of book covers • Batch modification of book settings and metadata • Transfer book files: "Open with...", AirDrop, Drag & Drop, etc. • Can manage the content files and data separately ("Ghost Book") ——————————————— # Acknowledgments [Books used in the screenshots] • "Give My Regards to Black Jack" by SHUHO SATO (Manga on Web: http://mangaonweb.com) • Public domain books from Feedbooks (http://www.feedbooks.com) • Public domain comics from digitalcomicmuseum.com (http://digitalcomicmuseum.com)
Offline PDF Viewer
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Offline PDF Viewer is an app for reading PDF files transferred to your iPad or iPhone. Its main feature is the ability to browse folders transferred through Finder or iTunes File Sharing while preserving their original folder hierarchy. This app may suit you if: - You have a large collection of scanned PDF files - You want to transfer PDFs to your iPad while keeping the same folder structure as on your Mac or PC - Your PDF collection is too large for cloud synchronization, and you prefer to manage it entirely on your device This app focuses on reading PDFs. It does not include editing, annotation, or some other features commonly found in general-purpose PDF viewers. Please review the following list of supported and unsupported features before using the app. ■ Features - Browse folders transferred through Finder or iTunes File Sharing while preserving their folder hierarchy - Adjust page-margin cropping and fine-tune rotation for each PDF - Switch to right-to-left page turning, primarily for Japanese books - View two pages side by side - See your approximate position in the PDF with a subtle ▲ indicator ■ Not Supported - Cloud synchronization of PDF files - Moving or renaming files within the app - Writing to or editing PDF files - Bookmarks, highlights, annotations, or text selection - Page zooming
Screenshots
Verdict
The clearest difference is price: Offline PDF Viewer at Free against Booklover's $3.99. Offline PDF Viewer also leads on update cadence (daily vs every 2 weeks). Booklover's advantage is in-app purchases (none vs 1) and chart position (#25 vs unranked). On ads, device support and iOS requirement 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
Offline PDF Viewer is free to download; Booklover costs $3.99 up front. Offline PDF Viewer sells 1 one-off in-app purchase. Booklover asks for nothing beyond the download.
Booklover ships an update every 2 weeks, Offline PDF Viewer daily. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.
| Parameter | Booklover | Offline PDF Viewer |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 4.6 (57 ratings) — better | — |
| Positive reviews | 87.3% of reviews | — |
| Number of ratings | 57 — better | — |
| Update frequency | Every 2 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Best chart rank | #25 — better | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.6 | 17.6 — better |
| Further details — not scored | ||
| Size | 22 MB | 10 MB |
| Age rating | 17+ | 4+ |
| Developer | Plastic Software, Inc. | takaaki024 |
In-app purchases
Booklover
No in-app purchases
Offline PDF Viewer
- Support Developer$2.99
Questions
Is Booklover free?
Is Offline PDF Viewer free?
Do Booklover or Offline PDF Viewer have ads?
Which is updated more often, Booklover or Offline PDF Viewer?
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