# Episteme: PDF & eBook Reader — Document & eBook Reader App

> Document & eBook Reader App (iPhone/iPad app by Aryan Raj.)

- Source: https://appshunter.io/ios/app/episteme-pdf-and-ebook-reader/id6803775133 (this page in markdown: same URL + `.md`)
- Developer: [Aryan Raj](https://appshunter.io/developer/6803775135)
- Category: Books, Productivity
- Price: Free with in-app purchases
- Age rating: 12+
- Requires: iOS 17.0 · 96 MB
- Languages: American English
- Released: 2026-09-22
- Data updated: 2026-09-29
- User reviews in markdown: https://appshunter.io/ios/app/episteme-pdf-and-ebook-reader/id6803775133/reviews.md

## What is Episteme?

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.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Episteme Pro | $5.99 | one-time |



## Version history (last 4 releases)

### 1.0.3 — 2026-09-26

• In PDF reader the toolbars and now be docked at side edges
• Fixed scrolling in native vertical mode in EPUB reader
• Removed word like text annotation and made textboxes the default option
• Fixed tap to turn pages in pagination mode in EPUB reader
• Added proper realistic page turn animation for pagination RTL

### 1.0.2 — 2026-09-24

• Bug fixes

### 1.0.1 — 2026-09-22

• Lasso feature for PDF annotations.
• 2 page spread mode for EPUBs.

### 1.0.0 — 2026-09-22

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-29.*