Comparison

Episteme vs EPUB E

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Episteme

Features
Read full description

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.

About

EPUB E

Features
Read full description

Read EPUB books, PDF files, CBZ comics and documents in one beautiful, distraction free eBook reader. Bunko makes it easy to open the files you already own, customize every page and read anywhere even offline. EPUB READER, PDF READER & MORE • EPUB: Enjoy reflowable text, chapters, a table of contents and reading progress. • PDF: Open documents with smooth, high fidelity rendering. • DOCX & TXT: Turn everyday documents into a comfortable reading experience. • CBZ, CBR, ZIP & RAR: Browse comics and image archives page by page. • XLSX: Quickly view spreadsheets whenever you need them. MAKE EVERY PAGE YOURS • Flip pages with a realistic page curl animation or switch to scrolling. • Adjust font size, line spacing, margins and text alignment. • Choose light, sepia or dark mode, with system theme support. • Pick up where you left off with saved reading progress for every book. LISTEN, TRANSLATE & LEARN • Read Aloud (Pro): Listen to your books with text-to-speech and adjustable playback speed. • Translate & Dictionary (Pro): Select text to translate words or look up definitions while you read. HIGHLIGHTS & NOTES • Highlight meaningful passages in your favorite colors. • Save notes alongside selected text. • Find and revisit every highlight and annotation in seconds. BUILD A READING HABIT • Track a 7-day reading streak and earn 3 days of Bunko Pro. • Create a shareable Bunko Recap of your reading year (Pro). YOUR BOOKS. YOUR DEVICE. • Import from Files, iCloud Drive or compatible apps. • Organize and search your library by book title or author. • See covers, reading progress and recently opened books. • Read offline without creating an account. PRIVATE BY DESIGN Your books stay on your device. Bunko never uploads your library or collects reading data. No ads. No tracking. No cloud sync. READ IN 15 LANGUAGES English, Turkish, German, French, Spanish, Italian, Portuguese, Russian, Arabic, Hindi, Indonesian, Japanese, Korean, Thai and Chinese. FREE READING & BUNKO PRO Start free with up to 10 book imports. Upgrade to Bunko Pro for unlimited imports, Read Aloud, instant translation, dictionary features and Bunko Recap. Your purchase also helps support ongoing development. Choose a monthly or yearly auto-renewable subscription, or a one-time lifetime purchase. Payment is charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current subscription period. Manage or cancel subscriptions in your Apple ID account settings. Restore previous purchases anytime from Settings. Bunko is a reader, not a bookstore. It does not sell, provide or distribute books; it opens files you already own. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://furkanislek.github.io/bunko-privacy-policy.html

Screenshots

Episteme4 screens
EPUB E4 screens

Verdict

The call

The clearest difference is ads: Episteme at none against EPUB E's shown. EPUB E's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Episteme sells 1 one-off in-app purchase and EPUB E sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Episteme ships an update every 2 days, EPUB E every 3 days. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

Scorecard2 real differences Ā· 4 level
Episteme versus EPUB E: the parameters behind the verdict, then further details
ParameterEpistemeEPUB E
PriceFreeFree
Update frequencyEvery 2 days — betterEvery 3 days
AdsNo — betterYes
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size99 MB42 MB
Age rating12++4
DeveloperAryan RajFurkan Akif ISLEK

In-app purchases

1 purchases

Episteme

One-time1
  • Episteme Pro$5.99
3 purchases

EPUB E

Subscriptions2
  • Bunko Pro Monthly$0.991 Month
  • Bunko Pro Yearly$5.991 Year
One-time1
  • Bunko Pro Lifetime$9.99

Questions

Is Episteme free?
Episteme is free to download, with in-app purchases available.
Is EPUB E free?
EPUB E is free to download, with in-app purchases available.
Do Episteme or EPUB E have ads?
EPUB E shows ads; Episteme does not.
Which is updated more often, Episteme or EPUB E?
Episteme ships an update every 2 days, and EPUB E every 3 days. Most recently, Episteme was updated on October 14, 2026 and EPUB E on October 16, 2026.

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