WhiteBook* vs shelff

WhiteBook* : An app that can be managed books as if you were arranging them on a bookshelf. -The biggest feature of the app Most existing book management apps place (manage) books using the cover, but our app uses a spine-like placement by default.You can organize and manage your books in a manner similar to a bookshelf in a bookstore or home.By using an arrangement like the spine, you can check the book from a bird's-eye view.You can also switch to a cover of book. That is, you can interweave the a cover and spine covers.Therefore, you are able to place books with your own arrangement.Please, see also app store preview. -Other features + Home screen with a bookshelf as a motif -> The home screen uses a white-based bookshelf as an interface so that you can check the necessary information.  We plan to provide various information about books on the home screen. +Function to "TSUNDOKU" books you want to read ->There is a "Tsundoku" area on the bookshelf on the home screen, and it is designed to stack books that you want to read later / someday.  You can also check the details of the registered book by clicking the area. In addition, you can register the status of Tsundoku (before purchase / purchased, etc.) on the details screen, and you can add the read books to the bookshelf. -Privacy policy: https://premiumcolors.github.io/privacy-policy/ -Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

shelff is a bookshelf for the books you own as PDFs — technical books, scanned books, DRM-free ebooks. One-time purchase, no subscription, no account. And no ads. Everything lives in your iCloud Documents. You are never locked into a proprietary database. Metadata is saved as JSON files alongside your PDFs, so even if you stop using the app, your data remains yours. ■ Library - Organize with folders or browse in a flat list - Filter by categories and tags - Group multi-volume works and magazine back issues into collections, with custom ordering - Sort by title, author, date added, or last read - Filter by reading status (unread, reading, finished) - Full-text search across your PDFs - Switch between grid and list views ■ PDF Reader - Immersive full-screen reader - Single page, two-up, and two-up with cover layouts - Left-to-right (LTR) and right-to-left (RTL) support - Highlights with optional comments - Jump from table of contents or annotation list - In-document text search - Crop margins per book, with mirrored or separate settings for facing pages and optional cover exclusion - Brightness adjustment - Encrypted PDFs supported ■ Metadata Management - Edit title, author, publisher, publication date, and more - Auto-extract initial values from PDF metadata - Automatic reading status transitions (starts reading, finishes at last page) ■ Siri, Shortcuts, and Spotlight - Open a book, continue reading, or change reading status from Siri and Shortcuts - Find and open books in your library from Spotlight ■ Data Transparency - All data stored as files in iCloud Documents - Metadata and display settings (layout, crop, etc.) in JSON; annotations in the PDF itself - Annotations are saved as incremental updates, so existing content such as OCR text layers in scanned books stays intact - Accessible anytime from the Files app - On your Mac, an AI agent with shelff-mcp can search and organize the metadata JSON in your iCloud