75
BU Score
Strong
Japanisch Lernen: Kanji
✍️ BU Analytics Review
“
Japanisch Lernen: Kanji is an iOS app from Olena Bachurina in the News category, currently rated 4.9★ across 1,936 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Our BU Score puts it at 75 — Strong (healthy traction). For a News app, that means healthy traction.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
creator
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
Range:
💰 Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 9 of 9 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Excellent rating (4.9★)METRIC | +$2,200 | |
| 5 starREVIEW | +$1,800 | |
| excellent appREVIEW | +$1,500 | |
| Low install base (1,936 ratings)METRIC | +$1,500 | |
| Mature app (8y old)METRIC | +$1,500 | |
| Multilingual (13 languages)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| Ad-supported / freemiumMETRIC | +$600 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
💚Sentiment Over Time↑ green = positive · ↓ red = negative
Sep 24
Oct 24
Dec 24
Feb 25
Apr 25
May 25
Jul 25
Sep 25
Oct 25
Dec 25
Jan 26
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →💾 182 MB🔞 4+📱 iOS 15+🔖 v2.3.12🔄 updated 1w ago🌐 EN, FR, DE, ID, IT +8📂 News💰 Paid🚀 Launched 2017 (8y old)
📝 About this app
Real hand writing experience for Hiragana, Katakana, and Kanji JLPT N5, N4, N3
Robokana is a handy tool for those who study Japanese and need to memorize the writing and reading of Kana and Kanjis.
It works like an interactive textbook:
*See the animation of strokes order and hear the pronunciation
*Draw with a finger right on the screen of your device
*Let the robot to check the work
*Repeat!
Kana features:
- Animated hints of stroke order
- Support of Dakuten & Handakuten sets
- Exam mode
Kanji features
- tons of Kanji related content: meanings, onyomi and kunyomi, kanji radicals, compounding words
- train your muscle memory via hand-writing
- do voice practice by reading aloud
- improve recognition on mix & match tasks
Other nice features:
- Possibility to create custom characters sets
- Customizable calligraphic brush
- Learning statistics
Please note, that only part of the content is available for free, App contains in-app purchases to unlock all content.
Robokana is a handy tool for those who study Japanese and need to memorize the writing and reading of Kana and Kanjis.
It works like an interactive textbook:
*See the animation of strokes order and hear the pronunciation
*Draw with a finger right on the screen of your device
*Let the robot to check the work
*Repeat!
Kana features:
- Animated hints of stroke order
- Support of Dakuten & Handakuten sets
- Exam mode
Kanji features
- tons of Kanji related content: meanings, onyomi and kunyomi, kanji radicals, compounding words
- train your muscle memory via hand-writing
- do voice practice by reading aloud
- improve recognition on mix & match tasks
Other nice features:
- Possibility to create custom characters sets
- Customizable calligraphic brush
- Learning statistics
Please note, that only part of the content is available for free, App contains in-app purchases to unlock all content.
🆕 What's New · v2.3.12
Bug fixes & stability — Fixed a crash on iPad Air that occurred on the writing screen
Kanji session preview — Preview all kanji in your selected groups before starting a practice round
Smarter hint button on kana writing screen — The hint button now appears after a few seconds of inactivity if you get stuck mid-stroke
Kanji session preview — Preview all kanji in your selected groups before starting a practice round
Smarter hint button on kana writing screen — The hint button now appears after a few seconds of inactivity if you get stuck mid-stroke
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Japanisch Lernen: Kanji
- Developer
- Olena Bachurina
- Bundle ID
- com.alyona.hiragana.free
- App Store URL
- Open in App Store
- Category
- News
- Content rating
- 4+
- Languages
- EN, FR, DE, ID, IT, KO, PL, PT, RU, ZH, ES, TR, VI
Company
- Website
- www.facebook.com
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $20.2K/mo
- Top-grossing rank
- Outside top 100 in US News
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- Not found
- Not found
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
- Total raised
- Not found
- Last round
- Not found
- Investors
- Not found
- Crunchbase
- Not found
- AngelList
- Not found
Press & Links
- Articles found
- Not found
- Listed on
- Not found
- Blog
- Not found
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- Not found
📈Ratings growth1,936 ratings+4202% lifetimeShow 3-year history estimate ▾
Tracked (59 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
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