Drowsebook vs Jonggyeol
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Drowsebook
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Read and listen to your own books with a quiet, local-first iPhone reader. Drowsebook imports DRM-free EPUB, PDF, TXT, MOBI, and AZW3 files. It keeps your bookshelf, reading positions, bookmarks, PDF cleanup rules, and listening progress on your device. What Drowsebook is built for: • Read imported books with typography tuned for long sessions • Listen with Apple system voices through AVSpeechSynthesizer • Continue audio in the background with Lock Screen controls and ±15s jumps • Clean noisy PDFs by hiding page numbers, footnotes, short headers, captions, or custom patterns • Keep per-book PDF dictionary rules for documents that need manual cleanup • Export reading data as JSON or clear reading data from Settings Privacy and purchase: Drowsebook has no account system, no third-party advertising, no analytics SDKs, and no server dependency for reading or listening. Your imported book files are handled locally on your iPhone. Drowsebook is a one-time purchase utility for reading and listening to your own DRM-free ebooks. The optional supporter tier has the same app access and exists for users who want to support independent development. Family Sharing is enabled. Encrypted books and some newer Kindle variants are not supported. Drowsebook is for digital files only and does not scan paper books.
Jonggyeol
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Jonggyeol is an e-book reader that brings the feel of a paper book to your iPhone and iPad. When you turn a page, the paper curls after your fingertip, with the words on the back showing through and soft shadows underneath, so reading feels like holding a real book. ■ Pages that turn like paper · The page curls with your finger, or from the corner when you pull a corner · 11 page-turn sounds that rustle with the speed of your swipe (plain paper, hardcover, hanji, newspaper, magazine, night reading and more) · A gentle haptic tap on each turn (iPhone) ■ Paper and type, just the way you like · 13 paper textures: offset, newsprint, hanji, linen, kraft, recycled, watercolor, parchment, canvas, crumpled and more · Paper color, text color and theme remembered separately for light and dark mode · 11 Korean and Latin fonts, with text size, line spacing, letter spacing, margins and alignment ■ Read aloud · Reads sentence by sentence from the current page, highlighting each sentence and turning the pages as it goes · Choose the voice, speed and pitch, and set a sleep timer (15, 30 or 60 minutes, or the end of the chapter) · Picks a voice that matches the language of the book (English or Korean) ■ Made for iPhone and iPad · On wide screens such as iPad or in landscape, the book opens into two pages side by side with the spine in the middle, or choose one or two pages yourself · Rotate at any time and carry on from the same sentence ■ Your library · Read TXT, EPUB and PDF (view PDFs as original pages, or reflow just the text) · Import books or whole folders from the Files app, including iCloud Drive; organize books into folders, search and sort · EPUB covers shown automatically, bookmarks with notes, table of contents, and your reading position remembered ■ Languages · English and Korean, following your device language ■ Privacy · No sign-up. Your books and settings stay on your device · An ad may appear when you open the app; a one-time purchase removes ads Contact: geunsoo7@gmail.com
Screenshots
Verdict
The clearest difference is ads: Drowsebook at none against Jonggyeol's shown. On price, in-app purchases, device support and iOS requirement 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. Drowsebook sells 2 one-off in-app purchases and Jonggyeol sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | Drowsebook | Jonggyeol |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | — |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 255 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | 渊博 胡 | GEUNSOO LEE |
In-app purchases
Drowsebook
- Drowsebook Buy Once$19.99
- Drowsebook Supporter$39.99
Jonggyeol
- Remove Ads$2.99









