Episteme: PDF & eBook Reader
Document & eBook Reader App
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Episteme Reader is an offline-first, privacy-focused document and e-book reader. It supports PDF, EPUB, MOBI, AZW3, FB2, ODT/FODT, DOCX, Comics, Markdown, HTML, and plain text files.
• Two Reading Modes
Switch between a paginated view for a traditional book-like experience and continuous vertical scrolling for quick reading. Both modes work across all supported formats.
• PDF Annotations
Draw directly on PDF pages using pen, fountain pen, pencil, highlighter, and eraser tools. Add text boxes anywhere on a page with system or imported fonts. Annotated documents can be exported with full vector fidelity.
• Custom Fonts
Import your own font files (.ttf, .otf) and use them while reading any ebook format. Embedded book fonts and system fonts are also fully supported.
• Text Selection & Search
Select, copy, and search text across all formats. Full-text search with background indexing for large documents. built-in OCR support for scanned or image-based PDFs.
• Text-to-Speech
Listen to any document using your device's TTS engine.
• Smart Tools (Pro)
Get context-aware dictionary definitions for words and phrases. Generate concise summaries of chapters or pages to quickly understand complex material.
• Library & Organization
Manage your collection with custom shelves and collections. Sort by title, author, or reading progress. Jump back into recent books instantly.
• Local Folder Sync
Point Episteme at a folder on your device to automatically import and track books.
• Privacy
Episteme is designed to work entirely offline. No account is needed for any core feature. AI-powered\online features process data securely in memory without storing any user content.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
• Cloud sync(Pro)
• Cloud TTS(Pro and BYOK)
• Many bug fixes
The developer, Aryan Raj, 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.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Aryan Raj
- Size
- 102.4 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.
- iPhone
- Languages
- English
- Age Rating
13+
- 13+
- In-App Purchases
Yes
- Wallet Top-Up $10 $9.99
- Wallet Top-Up $20 $19.99
- Wallet Top-Up $5 $4.99
- Wallet Top-Up $1 $0.99
- Episteme Pro $5.99
- Copyright
- © 2025 Aryan Raj