Object detector for blind vs TenjiScan
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Object detector for blind
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- The device will vibrate according to distance measurement, stronger vibration means shorter distance. - The distance measurement feature has the option to switch between metric and imperial units. - It's compatible with VoiceOver if you want to hear the object distance. - It works better with devices that have the LiDAR sensor.
TenjiScan
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Learn Braille with 3-choice quizzes. Master the dot patterns for Japanese kana (gojuon, dakuten, handakuten, yΕon), English AβZ, and numbers β 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 AβZ, 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 β 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/
Screenshots
Verdict
The clearest difference is price: TenjiScan at Free against Object detector for blind's $2.99. TenjiScan also leads on update cadence (weekly vs every 4 months). Object detector for blind's advantage is in-app purchases (none vs 4) and ads (none vs shown). On device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
TenjiScan is free to download; Object detector for blind costs $2.99 up front. TenjiScan sells 4 one-off in-app purchases. Object detector for blind asks for nothing beyond the download.
Object detector for blind ships an update every 4 months, TenjiScan weekly. The most recent releases landed on October 22, 2026 and October 13, 2026 respectively.
| Parameter | Object detector for blind | TenjiScan |
|---|---|---|
| Price | $2.99 | Free β better |
| Update frequency | Every 4 months | Weekly β better |
| Ads | No β better | Yes |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 15.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 2 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | Carlos Obando | Ryo Takaoka |
In-app purchases
Object detector for blind
No in-app purchases
TenjiScan
- εΊεγι€ε»$0.49
- Small Tip$0.99
- Medium Tip$2.99
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- Large Tip$9.99
Questions
Is Object detector for blind free?
Is TenjiScan free?
Do Object detector for blind or TenjiScan have ads?
Which is updated more often, Object detector for blind or TenjiScan?
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