Best Useful Furigana Lens Apps

249+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated August 2026

Every iPhone needs a few good useful furigana lens apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Useful Furigana Lens Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Useful Furigana LensUseful Furigana LensFreeYesNoMay 2026
2Furigana LensFurigana LensFree5.0★ (4)NoNoJul 2026
3Simple FuriganaSimple FuriganaFree4.5★ (268)NoYesSep 2026
4Furigana AI:OCR Study JapaneseFurigana AI:OCR Study JapaneseFreeYesYesAug 2026
5Furigana Camera - Kanji ReaderFurigana Camera - Kanji ReaderFree4.0★ (5)YesYesSep 2026
6Kanji Lens - Japanese ScannerKanji Lens - Japanese ScannerFreeYesYesAug 2026
7Furigana ReaderFurigana ReaderFreeYesYesJul 2026
8Furigana ExtensionFurigana ExtensionFree4.5★ (10)NoYesAug 2026

Top Picks for Useful Furigana Lens

Furigana Lens#2

Furigana Lens by Kentaro Matsuo

Live Kanji Reader & Dictionary
Strong Contender
📚 Education
5.0(4 ratings)
Free
Furigana Lens screenshot 1
Furigana Lens screenshot 2
Furigana Lens screenshot 3

Instantly see Japanese readings above kanji in real-time with a live camera overlay. Freeze frames to inspect words, break them down character by character, and access detailed dictionary entries with definitions and example sentences. Ideal for learners seeking a practical reading aid.

Simple Furigana#3

Simple Furigana by telethon k.k.

Add Furigana to Japanese Text
Worth Considering
🔧 Utilities
4.5(268 ratings)
FreeIn-App Purchases
Simple Furigana screenshot 1
Simple Furigana screenshot 2
Simple Furigana screenshot 3
Simple Furigana screenshot 4

Easily add ruby characters (furigana) to Japanese text. This app supports both hiragana and romaji annotations for kanji, and works with both vertical and horizontal layouts. Share or print your annotated text, or use the extension to add furigana directly within other apps like Safari.

More Useful Furigana Lens apps to explore

4
Furigana AI:OCR Study Japanese
Furigana AI:OCR Study Japanese
Furigana AI:OCR Study Japanese
Learn Japanese pronunciation
Free
📚 Education
(0)
5
Furigana Camera - Kanji Reader
Furigana Camera - Kanji Reader
Furigana Camera - Kanji Reader
Japanese book reading support
Free

This app uses your device's camera to add furigana (pronunciation guides) and romanized characters to Japanese text in photos. It supports both vertical and horizontal layouts, with adjustable font sizes and a dark mode option for comfortable reading.

Add furigana to kanji via cameraConvert text from photos and cameraSupports vertical and horizontal text
🔧 Utilities
(5)
free with in-app purchases
6
Kanji Lens - Japanese Scanner
Kanji Lens - Japanese Scanner
Kanji Lens - Japanese Scanner
Furigana, JLPT & Stroke Order
Free
🔍 Reference
(0)
7
Furigana Reader
Furigana Reader
Furigana Reader
Browse Japanese with Furigana
Free

This app automatically adds furigana (ruby annotations) to Japanese websites, providing instant readings for kanji. It offers a reader mode, dictionary lookup, and customizable display options to enhance your Japanese browsing experience.

Automatic furigana annotationsReader mode for distraction-free articlesIn-page dictionary lookup
📊 Productivity
(0)
free with in-app purchases
8
Furigana Extension
Furigana Extension
Furigana Extension
Display furigana on webpages
Free

This browser extension displays furigana, Japanese phonetic guides, directly on webpages. It offers a free trial period for users to experience its functionality. All processing is done locally on your device for enhanced privacy.

Displays furigana on webpagesLocal device processingFree trial available
🔍 Reference
(10)
free with in-app purchases
9
Furigana PDF
Furigana PDF
Furigana PDF
Add Furigana to PDF Documents
Free

Easily add furigana reading aids to Japanese PDF documents. This app automatically annotates Kanji characters and allows customization to match your PDF's layout. You can also scan paper documents and add furigana, with all processing done offline for privacy.

Automatic furigana annotationCustomizable furigana displayScan and annotate paper documents
🔧 Utilities
(2)
free
10
Furigana Cam
Furigana Cam
Furigana Cam
Display Japanese with furigana
Free

This app helps Japanese language learners read Japanese text by automatically displaying furigana for kanji characters. It uses OCR to analyze images of text, including photos and screenshots, and allows customization of furigana display and history saving.

OCR text analysis from imagesAutomatic furigana display for kanjiSupports photos and screenshots
📚 Education
(0)
free
11
Japanese
Japanese
Japanese
More than a dictionary
Free

This comprehensive language learning tool offers an extensive dictionary with over 175,000 entries and 58,000 example sentences. It includes advanced features like handwriting recognition, conjugation search, and a text reader, alongside flashcard study tools and JLPT-specific lists. Learn Japanese offline with this pocket-sized study companion.

Extensive dictionary with 175,000+ entries58,000+ example sentencesHandwriting recognition for kanji/kana
🔍 Reference
(3.6K)
paid
12
Teach me Furigana  - AI Reader
Teach me Furigana  - AI Reader
Teach me Furigana - AI Reader
AI Kanji Assistant via Camera
Free
🔧 Utilities
(0)
13
Furigana Reader Kanji Scanner
Furigana Reader Kanji Scanner
Furigana Reader Kanji Scanner
Japanese Text OCR Translator
Free
📚 Education
(0)
14
Japanese Ruby
Japanese Ruby
Japanese Ruby
Japanese Furigana
Free

This app automatically adds furigana (ruby characters) to Japanese text. It supports input via camera, photos, pasting, and handwriting, making it ideal for beginners learning Japanese. You can also export text with furigana to PDF via email.

Add furigana to Japanese textInput via cameraInput via photo library
🔧 Utilities
(0)
free
15
FuriRead
FuriRead
FuriRead
Japanese reading helper
Free
📚 Education
(0)
16
OCR KANJI
OCR KANJI
OCR KANJI
For Who Loves Paper Book
Free

This offline app recognizes Kanji characters from images, allowing you to search words in a dictionary or online. It saves your search history and helps you learn Kanji by simply scanning and tapping. An upgrade removes ads and unlocks full functionality.

Offline Kanji scanningDictionary word searchOnline word search
📚 Education
(1)
free with in-app purchases
17
Kiratoru
Kiratoru
Kiratoru
Scan. Learn. Master Japanese.
Free
📚 Education
(0)
18
Sumiyomi - Japanese Reader
Sumiyomi - Japanese Reader
Sumiyomi - Japanese Reader
Furigana · Scan · Flashcards
Free
📚 Education
(0)
19
Kaizen: Furigana & Voice
Kaizen: Furigana & Voice
Kaizen: Furigana & Voice
Read Japanese literature
Free
📚 Education
(0)
20
Ringotan
Ringotan
Ringotan
Learn Japanese Kanji
Free

Master Japanese Kanji by practicing writing. This app uses advanced input detection and spaced repetition to help you learn quickly and effectively. Focuses on the physical act of writing characters, not just recognition.

Learn Kanji by writingAdvanced input detectionSpaced repetition system (SRS)
📚 Education
(567)
free

FAQ about Useful Furigana Lens

Are there free useful furigana lens apps for iPhone?
Yes — 20 of the top useful furigana lens apps we rank are free to download, including Useful Furigana Lens and Furigana Lens.
Useful Furigana Lens shows ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 249+ useful furigana lens apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.