Episteme vs Dexxicon Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Episteme
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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.
Dexxicon Reader
Access and read your self-hosted digital library on your devices. Enjoy EPUBs, PDFs, comics, and audiobooks with synced progress, bookmarks, and highlights. Download content for offline access.
- EPUB, PDF, CBZ/CBR, and audiobook support
- Adjustable fonts, themes, and page layout
- Sync reading position, bookmarks, and highlights
- Offline reading with downloaded books
- Two-page spread view for comics on iPad
- Adaptive layout for phone and tablet
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Dexxicon Reader is a client for your own BookOrbit or Grimmory (BookLore) library server — not an app store or bookstore. Point it at your server, sign in, and your whole library is with you. READ EVERYTHING • EPUB novels with adjustable fonts, themes, and page layout • PDFs and comics (CBZ/CBR), including a two-page spread view on iPad • Audiobooks with lock-screen and Control Center playback controls YOUR LIBRARY, EVERYWHERE • Reading position, bookmarks, and highlights sync automatically with your server — pick up an EPUB on your phone exactly where you left off on your tablet • Reading status (Reading, On Hold, Read, and more) stays in sync with your server's own web app WORKS OFFLINE • Download books for offline reading — no connection needed once they're on your device SIGN IN YOUR WAY • Native username/password login, or single sign-on (OIDC/SSO) if your server has it configured BUILT FOR PHONE AND TABLET • A real adaptive layout, not a stretched phone screen — Library and Book Detail use the extra space on iPad, and the comic reader supports a genuine two-page spread on wider screens Dexxicon Reader supports both major self-hosted library platforms: • BookOrbit • Grimmory (BookLore) You'll need your own server running one of these — Dexxicon Reader is the reading app, not the library itself.
Screenshots
Verdict
The clearest difference is in-app purchases: Dexxicon Reader at none against Episteme's 1. On price, update cadence, ads and device support 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
Both are free to download. Episteme sells 1 one-off in-app purchase. Dexxicon Reader asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.
| Parameter | Episteme | Dexxicon Reader |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 days | Every 2 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 99 MB | 58 MB |
| Age rating | 12+ | 4+ |
| Developer | Aryan Raj | Damien Ball |
In-app purchases
Episteme
- Episteme Pro$5.99
Dexxicon Reader
No in-app purchases









