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TenjiScan - Braille OCR Reader icon

TenjiScan - Braille OCR Reader

Learn, Scan & Convert Braille
US flag US
1 of 1 storefronts
Content in en-US
Age Rating
4+
Years
Developer
Language
EN
+1 More
Size
58.6
MB

Information

Apple ID6759526188
Bundle IDcom.sss3yai.tenjiscan
SellerSeller
Min iOS17.0
Min macOS14.0
Device familiesiphone, ipad
Released2026-02-24
Copyright© 2026 Ryo Takaoka
WebsiteLink ↗
Privacy policyLink ↗

Preview 2 platforms

iPhone 4 images

iPhone screenshot
iPhone screenshot
iPhone screenshot
iPhone screenshot

iPad 4 images

iPad screenshot
iPad screenshot
iPad screenshot
iPad screenshot

What’s New Version 4.2.0

NEW - Added Word Quizzes: read the braille and pick the word from 3 choices (Beginner, Intermediate, Advanced) - Added "Today's Question": one quick daily question to build a daily learning habit - Added a learning streak on the Learn tab — keep it going day after day

Description

Learn Braille with 3-choice quizzes. Master the dot patterns for Japanese kana (gojuon, dakuten, handakuten, yōon), English A–Z, and numbers — through quick 3-choice quizzes. Answer every question in a category in a row to earn a Mastery Badge. A real learning experience, not a guessing game. -- Key Features -- 3-choice quizzes Look at the Braille pattern, pick the right character from three choices. Wrong-answer options are drawn from the same prefix type (e.g., dakuten quizzes use only dakuten characters) so you can't shortcut by counting dots. Get every question right in one streak to earn the badge. Learning mode Browse Japanese kana including voiced and contracted forms, English A–Z, and numbers. Two-cell display shows prefix marks accurately so you can learn how Braille is built. Text to Braille Type Japanese text and see the corresponding Braille pattern in real time. A way to write what you've learned and check yourself. Camera scan (assistive feature) A way to check real-world Braille against what you've learned. Point the camera at Braille, tap the shutter, and see it converted into text. Note: Recognition depends on angle, lighting, and surface condition. Curved or faint Braille may not be read correctly — treat this as a learning aid, not a guarantee. Auto voice readout Scan results are read aloud automatically. VoiceOver support Key controls carry accessibility labels. -- Privacy -- Images are processed on your device. Captures are analyzed locally on your iPhone using CoreML. Recognition works even without an internet connection. Image sharing is opt-in only. Captured images leave your device only if you enable "Share images to improve the model" in Settings. This is off by default. We also send anonymous usage events (scan outcome and cell count only) to Firebase Analytics to improve the app. Captured images and recognized text are never included. -- Supported Languages -- Japanese Braille (JIS standard) English Braille (UEB Grade 1) -- Who Is This For? -- - Students and professionals learning Braille - Family members and caregivers supporting visually impaired people - Educators and volunteers - Anyone curious about the Braille around them -- Pricing -- Learning, quizzes, and conversion are available at no charge. - Ad removal (optional one-time purchase) - Tip jar for development support (optional) Terms of Use: https://sss3yai.com/tenjiscan-terms/ Privacy Policy: https://sss3yai.com/tenjiscan-privacy/

In-App Purchases US pricing

One-Time Purchases
広告を除去$0.49
Small Tip$0.99
Medium Tip$2.99
Large Tip$9.99

Capabilities

In-App Purchases

Accessibility

ipadiphonemacrealityDevicetvoswatch

Version history 15 versions

Build 886640559v4.2.02026-06-09 04:59:44
NEW - Added Word Quizzes: read the braille and pick the word from 3 choices (Beginner, Intermediate, Advanced) - Added "Today's Question": one quick daily question to build a daily learning habit - Added a learning streak on the Learn tab — keep it going day after day
Build 886382287v4.1.32026-06-02 09:32:00
IMPROVED - Braille output now appears at the top of Convert, with the input field fixed at the bottom (like a chat app) - Copy and Share buttons in Convert now show text labels for clarity - An accuracy notice appears when braille is detected in the Scan view - Language selection in the Scan view is now remembered across sessions - Removed Ads and Support Development are now accessible from the home screen - Moved the image contribution toggle from Settings to the home screen
Build 885739846v4.1.22026-05-18 08:17:00
NEW - Added a "Quiz" tab — learn braille with 3-choice quizzes - Earn a Mastery Badge by answering every question in a category in a row - Tap a character in Learn to see your accuracy so far IMPROVED - Quizzes run in a full-screen mode so you can't peek at other tabs mid-quiz - "Try again" is right there when you slip up - Cleaner tab titles for more visible screen space - Convert tab now dismisses the keyboard from any tap on screen
Build 885690511v4.1.12026-05-15 16:03:34
NEW - Added a Home screen with quick access to the braille chart, scanning, learning, and history - A guide now appears when braille is detected before you capture - "Convert" is now shown as its own tab IMPROVED - The app now opens to the Home screen instead of going straight to the camera - Made it easier to retake a photo when braille could not be read - Settings can now be opened from the top-right of the Home screen
Build 884957669v4.0.12026-04-27 15:57:39
FIXED - Fixed an issue where braille recognition could fail to initialize on some devices, leaving captures stuck - Fixed cases where the app could become unresponsive during scanning IMPROVED - Added a support contact path for users on incompatible devices - Moved recognition to a background queue for improved stability
Build 884376462v4.0.02026-04-13 02:14:28
v4.0.0 Now fully free, recognition rebuilt - All features are now free to use. Subscriptions have been removed. - Multi-row braille support added. Restroom signs with two or more rows are translated row by row in a single scan. - Recognition engine rebuilt. More stable results on both straight-on and angled photos. - Fixed an issue where the camera could occasionally become unresponsive. - Minor bug fixes.
Build 884332430v3.0.12026-04-10 11:48:55
v3.0.1 Improvement Update - Improved usage tracking for W-Scan and AI candidate verification - Error messages are now more specific and informative - Improved internal stability
Build 884245183v3.0.02026-04-09 05:54:42
v3.0 Major Update - W-Scan: Scans with two analysis methods simultaneously and cross-checks results. AI automatically selects the correct candidate (3 free per day / unlimited with Premium) - New analysis engine: Position detection + dot pattern analysis - Auto contrast adjustment, multi-scale detection - Recognition accuracy varies depending on shooting conditions. Results are not guaranteed to be accurate.
Build 883970538v2.4.12026-04-01 17:42:58
- AI candidates now show braille patterns with furigana labels - Improved text-to-braille conversion display (per-character alignment, auto line wrapping) - Improved speech: reads only translations when AI candidates are available - AI candidates now persist when switching tabs - Fixed long-press mastered mark in learning tab - Keyboard dismisses on tap outside in conversion tab - Improved accuracy description - Security improvements
Build 883950757v2.4.02026-03-31 05:10:27
- Check AI candidates from scan history (3 free per day) - Show shooting tips when braille is not detected - Added "Scan Again" button - Added mastery marks and progress bar to braille learning - Enabled live detection overlay - Enhanced VoiceOver accessibility - Performance improvements
Build 883905323v2.3.02026-03-30 20:18:39
- Added text-to-braille converter (Convert tab) - Real-time conversion of Japanese text to braille patterns - Supports word spacing, long vowels, contracted sounds, and voiced marks - Updated app icon with braille "TS" design
Build 883749443v2.2.02026-03-29 21:06:07
Added an introduction screen for AI candidate suggestion with a live reversal demo.
Build 883676417v2.1.02026-03-24 01:27:10
Added support for voiced contracted sounds. Improved learning tab.
Build 882819374v2.0.02026-03-23 16:16:19
v2.0 Major Update - Gemini AI direct braille image recognition (Premium) - AI natural language translation: raw kana to natural Japanese with kanji - Auto text-to-speech readout - Braille learning mode (Japanese 50-on, A-Z, numbers) - Scan history with search & export - Full VoiceOver support - Premium plan (monthly / yearly)
Build 882683668v1.02026-02-24 17:14:48
Large Tip

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Change log 19 changes · US

releaseNotes updated
NEW - Added Word Quizzes: read the braille and pick the word from 3 choices (Beginner, Intermediate, Advanced) - Added "Today's Question": one quick daily quest
description updated
Learn Braille with 3-choice quizzes. Master the dot patterns for Japanese kana (gojuon, dakuten, handakuten, yōon), English A–Z, and numbers — through quick 3-
subtitle updated
Learn, Scan & Convert Braille
name updated
TenjiScan - Braille OCR Reader
Version 4.2.0 released
NEW - Added Word Quizzes: read the braille and pick the word from 3 choices (Beginner, Intermediate, Advanced) - Added "Today's Question": one quick daily question to build a daily learning habit - Added a learning streak on the Learn tab —
Version 4.1.3 released
IMPROVED - Braille output now appears at the top of Convert, with the input field fixed at the bottom (like a chat app) - Copy and Share buttons in Convert now show text labels for clarity - An accuracy notice appears when braille is detect
Version 4.1.2 released
NEW - Added a "Quiz" tab — learn braille with 3-choice quizzes - Earn a Mastery Badge by answering every question in a category in a row - Tap a character in Learn to see your accuracy so far IMPROVED - Quizzes run in a full-screen mode so
Version 4.1.1 released
NEW - Added a Home screen with quick access to the braille chart, scanning, learning, and history - A guide now appears when braille is detected before you capture - "Convert" is now shown as its own tab IMPROVED - The app now opens to the
Version 4.0.1 released
FIXED - Fixed an issue where braille recognition could fail to initialize on some devices, leaving captures stuck - Fixed cases where the app could become unresponsive during scanning IMPROVED - Added a support contact path for users on in
Version 4.0.0 released
v4.0.0 Now fully free, recognition rebuilt - All features are now free to use. Subscriptions have been removed. - Multi-row braille support added. Restroom signs with two or more rows are translated row by row in a single scan. - Recogniti
Version 3.0.1 released
v3.0.1 Improvement Update - Improved usage tracking for W-Scan and AI candidate verification - Error messages are now more specific and informative - Improved internal stability
Version 3.0.0 released
v3.0 Major Update - W-Scan: Scans with two analysis methods simultaneously and cross-checks results. AI automatically selects the correct candidate (3 free per day / unlimited with Premium) - New analysis engine: Position detection + dot p
Version 2.4.1 released
- AI candidates now show braille patterns with furigana labels - Improved text-to-braille conversion display (per-character alignment, auto line wrapping) - Improved speech: reads only translations when AI candidates are available - AI cand
Version 2.4.0 released
- Check AI candidates from scan history (3 free per day) - Show shooting tips when braille is not detected - Added "Scan Again" button - Added mastery marks and progress bar to braille learning - Enabled live detection overlay - Enhanced Vo
Version 2.3.0 released
- Added text-to-braille converter (Convert tab) - Real-time conversion of Japanese text to braille patterns - Supports word spacing, long vowels, contracted sounds, and voiced marks - Updated app icon with braille "TS" design
Version 2.2.0 released
Added an introduction screen for AI candidate suggestion with a live reversal demo.
Version 2.1.0 released
Added support for voiced contracted sounds. Improved learning tab.
Version 2.0.0 released
v2.0 Major Update - Gemini AI direct braille image recognition (Premium) - AI natural language translation: raw kana to natural Japanese with kanji - Auto text-to-speech readout - Braille learning mode (Japanese 50-on, A-Z, numbers) - Scan
Version 1.0 released
expanded screenshot