shelff

PDF reader

₹ 699 · Designed for iPad

Build your PDF bookshelf on iCloud. Organize with folders, categories, and tags. All metadata is stored as files — your data is always yours. shelff is a reading app for browsing and managing PDFs stored in iCloud. All your data lives in 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 - Brightness adjustment ■ 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) ■ Data Transparency - All data stored as files in iCloud Documents - Metadata in JSON, annotations in the PDF itself - Accessible anytime from the Files app - You can search and organize your JSON metadata on iCloud using an AI agent and shelff-mcp on you Mac.

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Collections are here. - Group multi-volume works and magazine issues into a single collection, with custom titles and ordering - A dedicated collection display mode with grouping, sorting, and filtering Other improvements: - The app now defaults to English, with Japanese still fully supported - Fixed an unresponsive tap area below landscape covers in grid view - Various stability and performance improvements under the hood

The developer, Satoshi Kojima, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Provider
    • Satoshi Kojima
    Size
    • 6.4 MB
    Category
    • Books
    Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • iPad
      Requires iPadOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    • English and Japanese
    Age Rating
    4+
    Copyright
    • © 2026 Satoshi Kojima