Can't read the kanji? Just paste and tap — furigana appears instantly.
Sumiyomi makes it effortless to read any Japanese text. Copy a sentence, paste it into the app, and tap "読む" (Read). Beautiful furigana annotations appear above every kanji character.
◆ Three Display Modes
· Furigana — hiragana readings above kanji
· Kana — convert everything to hiragana
· Romaji — convert to Latin characters
◆ Key Features
· Fully Offline — no internet required, works anywhere
· Image Text Recognition — scan photos and screenshots to extract Japanese text
· Flashcard Study Mode — review kanji words with tap-to-flip cards and shuffle
· Favorite Words — star any word to save it; study only your favorites with a dedicated deck
· Progress Card — see this month parses, favorited words, and consecutive day streak right on the home screen, glowing brighter the longer you keep it
· Katakana Furigana (optional) — show hiragana readings above words like コーヒー and アルバイト; toggle in Settings
· iOS Share Sheet — select Japanese in Safari, Notes, Messages, or any app; tap Share and pick Sumiyomi to see the reading right there, no app switching
· iCloud Sync — history and favorites stay in sync across iPhone and iPad via your private iCloud
· Clipboard Detection — automatically detects copied Japanese text
· Text-to-Speech — listen to Japanese text read aloud with native voice
· One-Tap Copy — quickly copy and share annotated results
· History & Favorites — revisit your past lookups anytime
· Home & Lock Screen Widgets — "word of the moment" flashcard that refreshes hourly and prioritizes your favorites; tap to jump back into the full sentence
· History Search & Export — find past lookups by keyword and export to CSV
· Full VoiceOver Support — every control is accessible
· Dark & Light Themes — elegant Japanese ink-and-paper aesthetic
· 8 Languages — UI available in English, Japanese, Chinese, Korean, Vietnamese, French, and Spanish
No account required. No ads. No subscriptions. Just a clean tool that works.
Built for Japanese learners, translators, and anyone who encounters Japanese text.
Ratings & Reviews
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Reading settings and share card stability
• Reading display preferences are now applied more consistently across the app
• Share cards now correctly follow the Katakana annotation setting
• Fixed a possible crash while generating a share card
• Cleaned up learning-stat calculations and internal logging
Version 3.0.4
The developer, 昶 黄, 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.
Privacy practices may vary, for example, based on the features you use or your age. Learn More
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
Seller
昶 黄
Size
2.4 MB
Category
Education
Compatibility
Requires iOS 17.0 or later.
iPhone Requires iOS 17.0 or later.
iPad Requires iPadOS 17.0 or later.
Mac Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
Apple Vision Requires visionOS 1.0 or later.
Languages
English and 7 more
English, French, Japanese, Korean, Simplified Chinese, Spanish, Traditional Chinese, Vietnamese