NINJA SCHOOL WORLD
54
Quality Score
Solid
NINJA SCHOOL WORLD
High confidence
✍️ bumetric analysis
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NINJA SCHOOL WORLD is an Android app from TeaMobi in the Arcade category, currently rated 3.0★ across 99,994 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 54: Solid (established niche player). For a Arcade app, that means established niche player. 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
$700K
per month
→
12-mo forecast
$741K – $1141K
per month
→
24-mo forecast
$886K – $1645K
per month
BIG 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
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$175K
↳ What it cost to build · not monthly revenue
Likely range $130K – $235K
$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 |
| 💎 In-app purchase plumbing | +$9K |
| ⚙ Arcade complexity ×1.90 | +$53K |
| 🌐 Cross-platform reach (iOS + Android) | +$62K |
Total estimate
$175K
👥 Estimated audience size
19.5M
Lifetime downloads (US-equivalent)
Monthly active
975K
Daily active
240K
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
| 📲 Arcade engagement | ~200 installs / rating |
| 🔁 Arcade D30 retention | 5% |
| 📍 DAU / MAU stickiness | 0.25 |
DAU / MAU
25% sticky
🛠 Estimated tech stack
🤖
Native Android (Kotlin)
Medium confidence · 55%
Also possible
Flutter
Heuristic guess from app bundle size, category, store description signals, and release-date stack era. Bumetric does not disassemble binaries — for binary-level certainty you would need an SDK intelligence tool or the manifest itself. Reasoning chain on the right. Full ruleset on /methodology.
Signals we read
| 🏷 Category context | Arcade |
| 📦 Tiny game bundle | → Native 2D engine |
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$700K/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
6 months
$690K – $933K
12 months
$741K – $1.1M
24 months
$886K – $1.6M
Compound growth at +2.5% MoM (tier baseline for BIG). Range widens with horizon — typical noise band ±15% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Mixed signals · 56/100BIG TIERcompetitive but cautiousRevenue Strength
5.8
Product Quality
5.9
Market Position
0.0
Growth Velocity
5.0
Defensibility
10.0
Operational Safety
8.0
Founder Strength
6.4
Monetization Maturity
4.0
- 💰 Revenue: Healthy — $280K - $1540K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 2.95★ across 99,994 reviews — below category median.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Moderate — 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 = $12.6M-$22.4M.
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 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Mid install base (99,994 ratings)METRIC | +$5,500 | |
| Below-average rating (3.0★)METRIC | −$1,500 | |
| Mature app (12y old)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.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- NINJA SCHOOL WORLD
- Developer
- TeaMobi
- Bundle ID
- com.team.njonline
- App Store URL
- Open in App Store
- Category
- Arcade
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- teamobi.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
- $498/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $0.99 per item
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 growth99,994 ratings+8% lifetimeShow 3-year history estimate ▾
Tracked (2 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
🚀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
As a young ninja, you must first select one of three schools to study and practice.
Your masters are patient and wise, and waiting to teach you ancient secrets that have been passed down for thousands of years.
Patience is a virtue, and as your journey unfolds, you will be required to uncover hidden knowledge that will unlock exciting new zones and increasingly difficult challenges.
As a social game, you can go it alone or team up with other ninjas to overcome the more dangerous bosses and monsters threatening the Ninja kingdom.
Study hard young hero, your destiny awaits you!… View full description on the official store →
Your masters are patient and wise, and waiting to teach you ancient secrets that have been passed down for thousands of years.
Patience is a virtue, and as your journey unfolds, you will be required to uncover hidden knowledge that will unlock exciting new zones and increasingly difficult challenges.
As a social game, you can go it alone or team up with other ninjas to overcome the more dangerous bosses and monsters threatening the Ninja kingdom.
Study hard young hero, your destiny awaits you!… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v2.5.4🔄 updated 0d ago📂 Arcade💰 Free💎 IAP $0.99 per item
📅
What Worked™ · Development Pipeline
2 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 →
2026-05
🔧
Shipped update — v2.5.3 → v2.5.4
→ 30 days after: reviews −270 high confidence
2026-05
🚀
First tracked snapshot — initial data captured
→ 30 days after: reviews −270 high confidence
🧪
Tech & Domain Intel — teamobi.com
- Tech stack
- Google Workspace
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
Track this app’s revenue
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for NINJA SCHOOL WORLD: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by TeaMobi
View all →📦 Portfolio summaryINDIE studio
6apps·$7K/mocombined
✓ Diversified — top app contributes 31%; risk spread across portfolio
About this analysis
Why high confidence: 99,994 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does NINJA SCHOOL WORLD make per month?▴
Based on our ML-calibrated revenue forecast, NINJA SCHOOL WORLD earns approximately $498/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 NINJA SCHOOL WORLD?▴
Browse the full Arcade 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 NINJA SCHOOL WORLD?▴
NINJA SCHOOL WORLD is published by TeaMobi on the Google Play 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 NINJA SCHOOL WORLD's BU Score?▴
NINJA SCHOOL WORLD has a BU Score of 54/100 (Solid). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.