Bunpo: Learn Japanese
70
Quality Score
Strong
Bunpo: Learn Japanese
High confidence
✍️ bumetric analysis
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Bunpo: Learn Japanese is an iOS app from Bunpo Language Learning in the Education category, currently rated 4.9★ across 17,115 ratings. Initial signal reads as no scraped reviews yet: judgment based on metadata only.
Quality Score is 70: Strong (healthy traction). For a Education app, that means healthy traction. The full BU Investment Matrix below scores 8 dimensions including monetisation, growth, and operational risk.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
💰 Monthly revenue · now vs forecast
● Right now
$5.0K
per month
→
12-mo forecast
$5.2K – $10.8K
per month
→
24-mo forecast
$6.4K – $19.2K
per month
MID tier
💡 Grow this revenue
Free AI audit of this app’s store listing
- Title & subtitle keyword fit
- Description hook & conversion structure
- Screenshots, ratings, reviews strategy
Typical impact: +2-5× organic installs
📊 Performance Tracking LIVE
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$100K
↳ What it cost to build · not monthly revenue
Likely range $75K – $135K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Slow ROI — current MRR is well below build cost
Synthetic estimate. Inputs: category complexity, file size, screen count, monetization layer, platform reach, age × team-size proxy. Calibrated against 2024-2026 indie-agency rate surveys. Full math + source list on /methodology.
Where the money goes
| 🧱 MVP baseline (design + 1-store ship) | +$28K |
| 📱 5 unique screens × $4.5K | +$22K |
| 📦 Asset bundle (131 MB) | +$32K |
| ⚙ Education complexity ×1.20 | +$16K |
Total estimate
$100K
👥 Estimated audience size
1.4M
Lifetime downloads (US-equivalent)
Monthly active
260K
Daily active
78K
Synthetic estimate from ratings × category benchmarks. Calibrated against 2024-2026 mobile-attribution retention + DAU/MAU reports. Numbers are US-storefront-equivalent — true global audience can be 5-10× larger for international apps. Full math + source list on /methodology.
How we sized it
| 📲 Education engagement | ~85 installs / rating |
| 🔁 Education D30 retention | 18% |
| 📍 DAU / MAU stickiness | 0.30 |
DAU / MAU
30% sticky
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$5.0K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
6 months
$4.7K – $7.9K
12 months
$5.2K – $10.8K
24 months
$6.4K – $19.2K
Compound growth at +4.0% MoM (tier baseline for MID). Range widens with horizon — typical noise band ±25% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Below median · 48/100MID TIERunderperforming peersGrowth Velocity
5.0
Founder Strength
2.9
Product Quality
9.8
Revenue Strength
3.7
Monetization Maturity
1.0
Defensibility
4.1
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.92★ across 17,115 reviews — exceptional (top 1% in category).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Low — no material risk signals detected.
🎯 For competitors: Mixed picture. Worth competing if you have a clear UX or pricing edge — otherwise crowded segment.
💵 For acquirers: Estimated asking range 18-32× monthly = $90K-$160K.
Composite of 8 dimensions computed deterministically from public signals — no LLM, every score traces back to a measurable input. Default weights shown; "compete" / "acquire" / "invest" lenses re-weight without re-fetching.
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 5 of 5 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Mid install base (17,115 ratings)METRIC | +$5,500 | |
| Excellent rating (4.9★)METRIC | +$2,200 | |
| Mature app (8y old)METRIC | +$1,500 | |
| Multilingual (17 languages)METRIC | +$1,500 | |
| 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.
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🆕 What's New · v3.14.0
We've released a new Bunpo update!
There's no such thing as the "perfect time" to learn something new. Now is the time!
Thank you for always learning with Bunpo!
- Redesigned course completion screen
- Improved widget and Live Activity display… Full release notes →
There's no such thing as the "perfect time" to learn something new. Now is the time!
Thank you for always learning with Bunpo!
- Redesigned course completion screen
- Improved widget and Live Activity display… Full release notes →
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Bunpo: Learn Japanese
- Developer
- Bunpo Language Learning
- Bundle ID
- com.N2BunpouApp.yuki
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- 4+
- Languages
- AR, EN, FR, DE, ID, IT, JA, KO, PL, PT, RU, ZH, ES, TH, ZH, TR, VI
Company
- Website
- Not found
- Tagline
- Today
- Description
- Find apps and games for iPhone, iPad, Mac, and more on the App Store.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Available
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $86/mo
- Top-grossing rank
- 🇫🇷#71 /100 🇮🇳#75 /100 🇦🇺#100 /100
- All-time revenue
- Not found
- Pricing
- Not found
Founder
Founder data not yet collected for this app.
Funding
Funding data not yet collected for this app.
Press & Links
Press & Links data not yet collected for this app.
Contacts & Socials
Contacts & Socials data not yet collected for this app.
📈Ratings growth17,115 ratings+67% lifetimeShow 3-year history estimate ▾
Tracked (3 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Top Countries — Grossing Rank3 countries
🇫🇷FR#71 /100
🇮🇳IN#75 /100
🇦🇺AU#100 /100
📊Category Rank Trajectory#71 now · best #67 · worst #81
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
🚀Version Release Timeline2 releases tracked
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.
📝 About this app
Learn languages with Bunpo! Learn Japanese, Korean, Spanish, French, German, Chinese, Italian, Portuguese, English and more!
Master speaking, grammar, and vocabulary from beginner to advanced, trusted by over 5 million learners worldwide. From your first Hiragana あ to JLPT N1, from "annyeong" to a real Korean conversation, or any of our 8+ languages, Bunpo takes you from day one to fluency.
=========
Why Bunpo works for language learning
- Speak from day one: Start speaking from your very first lesson with advanced speech recognition technology.… View full description on the official store →
Master speaking, grammar, and vocabulary from beginner to advanced, trusted by over 5 million learners worldwide. From your first Hiragana あ to JLPT N1, from "annyeong" to a real Korean conversation, or any of our 8+ languages, Bunpo takes you from day one to fluency.
=========
Why Bunpo works for language learning
- Speak from day one: Start speaking from your very first lesson with advanced speech recognition technology.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 131 MB🔞 4+📱 iOS 16.0+🔖 v3.14.0🔄 updated 0d ago🌐 AR, EN, FR, DE, ID +12📂 Education💰 Paid
📅
What Worked™ · Development Pipeline
3 EVENTS TRACKEDDetected changes in this app over its tracked lifetime — each event links cause (what changed) to effect (what moved). Sorted newest first.See full history →Version history →
2026-06
📦
Bundle ↓ 469MB → 137MB — likely major code refresh
2026-06
🔧
Shipped update — v3.12.0 → v3.14.0
→ 30 days after: reviews +194 high confidence
2026-03
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.85714★ | 833 | 4.85714★ this version |
| 🇧🇷 BR | 4.92584★ | 472 | 4.92584★ this version |
| 🇨🇦 CA | 4.88359★ | 1,804 | 4.88359★ this version |
| 🇩🇪 DE | 4.87333★ | 750 | 4.87333★ this version |
| 🇫🇷 FR | 4.85874★ | 977 | 4.85874★ this version |
| 🇬🇧 GB | 4.86045★ | 1,555 | 4.86045★ this version |
| 🇮🇳 IN | 4.87976★ | 499 | 4.87976★ this version |
| 🇯🇵 JP | 4.86834★ | 1,876 | 4.86834★ this version |
| 🇺🇸 US | 4.91607★ | 17,515 | 4.91607★ this version |
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Bunpo: Learn Japanese: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why high confidence: 17,115 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Bunpo make per month?▴
Based on our ML-calibrated revenue forecast, Bunpo earns approximately $86/mo. This is a US-storefront-equivalent estimate; global revenue can be several times larger for internationally-distributed apps. See the methodology page for the full formula and confidence bands.
What apps are like Bunpo?▴
Browse the full Education category catalog to find similar apps with revenue, build cost, audience and tech stack data. Each /p/{slug} page also shows a Compare side-by-side widget with three peer apps from the same niche.
Who makes Bunpo?▴
Bunpo is published by Bunpo Language Learning on the Apple App Store. See the full publisher portfolio (other apps by the same developer) via the More by developer block on the product page above.
What is Bunpo's BU Score?▴
Bunpo has a BU Score of 70/100 (Strong). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.