MaruReader: Learn Japanese
Dictionary, Manga, Books, OCR
Free · Designed for iPad. Not verified for macOS.
Look up words instantly while reading manga, eBooks, and websites. On-device OCR reads text from images. Create Anki flashcards with one tap. Free and open source.
Learn Japanese while you read! MaruReader combines a powerful dictionary with readers for eBooks, manga, and the web, all with instant word lookup at your fingertips.
Whether you're just getting started learning Japanese or studying for an advanced JLPT level, reading can sometimes be intimidating because of the time it takes to look up words with unfamiliar kanji. MaruReader makes reading more fun with a dictionary ready to help with whatever you're reading and one tap Anki flashcard creation, so you can spend more time getting used to the language.
POWERFUL DICTIONARY
• Tap any word to look it up instantly—works across all reading modes
• Auto-converts verbs to dictionary form for faster searching
• Search within definitions to explore vocabulary chains
• Supports Yomitan dictionary format—add your own J-E, J-J, pitch accent, or frequency dictionaries to supplement the included ones
• Integrated grammar guide with custom grammar dictionary support
• Auto-generated furigana helps you read unfamiliar kanji
READ MANGA WITH TEXT RECOGNITION
• On-device OCR reads text from any manga page—no preprocessing needed
• Tap areas of interest to see recognized text and look up words
• Import ZIP/CBZ files from your collection
• Apple Intelligence can help organize your library by extracting titles and authors from filenames
OPTIMIZED EBOOK READER
• Beautiful vertical text (tategaki) display designed for Japanese
• Compact popup dictionary keeps you close to your reading
• EPUB support for your Japanese eBook library
BROWSE THE WEB WITH A DICTIONARY
• Select text or use OCR mode on any webpage
• Built-in content blocker reduces ads and distractions
• Perfect for manga, social media, and more
PHOTO SCANNER
• Snap or import photos to look up words from signs, apps, or games
• Use the Share extension from any app for quick lookups
ANKI INTEGRATION
• Create flashcards with one tap—includes context, readings, and definitions
• Built-in support for Lapis note format
• Configure custom fields for your preferred note types
• AnkiMobile and Anki-Connect support
WHY MARUREADER?
• Free and open source
• All OCR runs on-device—your reading stays private
Download MaruReader and transform any Japanese content into a learning opportunity.
The manga shown in the screenshots is used under the author's terms.
Title: Give My Regards to Black Jack
Author: SHUHO SATO
- New: Additional gestures enabled in the manga reader: double tap to zoom, double tap again to zoom back out. Double tap and hold, then slide up and down for precise adjustment.
- New: Anki field value "Selection Text" can be used to insert the currently selected text on the dictionary search results page.
- Improved: EPUB reader now animates all page transitions.
- Improved: Adblock engine now supports custom filter lists. Filter lists are updated weekly.
- Fixed: Text could sometimes fail to wrap correctly in the context area.
The developer, SAMUEL ALLEN SMOKER, 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
- SAMUEL ALLEN SMOKER
- Size
- Up to 963.3 MB
- Category
- Education
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later. - iPad
Requires iPadOS 26.0 or later. - Mac
Requires macOS 26.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 26.0 or later.
- iPhone
- Languages
- English and Japanese
- Age Rating
16+
- 16+
- Contains
Unrestricted Web Access
- Copyright
- © 2026 Samuel Smoker