Harbor Crane Challenge
46
Quality Score
Emerging
✍️ Bumetric analysis
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Harbor Crane Challenge is an Android app from Magnin & Associates in the Simulation category, currently rated 3.2★ across 56 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 46: Emerging (early traction worth watching). For a Simulation app, that means early traction worth watching. 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
$2.4K
per month
→
12-mo forecast
$2.1K – $7.5K
per month
→
24-mo forecast
$1.9K – $17.5K
per month
INDIE 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
1 snapshots on record
Rating
3.2
Reviews
56 reviews
Forecast Revenue / mo
$2.4K
Snapshots tracked
1
since Jun 2026
ONE-TIME · BUILD
💰 Estimated build cost
$155K
↳ What it cost to build · not monthly revenue
Likely range $115K – $210K
$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 |
| ⚙ Simulation complexity ×2.00 | +$50K |
| 🌐 Cross-platform reach (iOS + Android) | +$55K |
Total estimate
$155K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$25K
↳ What it would sell for · not monthly revenue
Marketplace range $20K – $30K · 10× MRR multiple
💸
~0.2× build cost (under-water)
Synthetic estimate. Multiple band derived from ad-supported + age, rating quality, category demand, and user-base maturity. Calibrated against 2024-2026 indie-app-marketplace closed-deal medians. Full math + comparable deal list on /methodology.
How the multiple was built
| 📺 Ad-supported base | 15× MRR |
| ⭐ ★ rating < 3.5 (weak) | -18% |
| 🏷 Simulation category multiple | -10% |
| ⭐ Small user base (<1K ratings) | -8% |
Final multiple
10× MRR
🛠 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 | Simulation |
| 📦 Tiny game bundle | → Native 2D engine |
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$2.4K/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
Direction
Headwinds: rating drift may slow acquisition
6 months
$2.0K – $4.8K
12 months
$2.1K – $7.5K
24 months
$1.9K – $17.5K
Compound growth at +6.0% MoM (tier baseline for INDIE). Range widens with horizon — typical noise band ±40% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Pre-traction · 36/100INDIE TIERlimited signalGrowth Velocity
5.0
Founder Strength
3.9
Product Quality
2.6
Revenue Strength
3.4
Monetization Maturity
1.0
Defensibility
6.0
Market Position
0.0
Operational Safety
7.0
- 💰 Revenue: Modest — $958 - $5989/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 3.2★ across 56 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: last update 208d ago — slow cadence.
- ⚠️ 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 = $43K-$76K.
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:
| Paid app ($1.99)METRIC | +$2,800 | |
| Below-average rating (3.2★)METRIC | −$1,500 | |
| Mature app (9y old)METRIC | +$1,500 | |
| Pre-traction phase (56 ratings)METRIC | −$300 |
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
- Harbor Crane Challenge
- Developer
- Magnin & Associates
- Bundle ID
- com.EdMagnin.Crane
- App Store URL
- Open in App Store
- Category
- Simulation
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- www.MagninGames.com
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $2.4K/mo
- Top-grossing rank
- Not found
- 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.
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
Everyone is depending on you to load and unload the massive container ship that just pulled up to your dock.
Control room view features video screens, showing the container and crane from three different angles. Use the on-screen controllers to move the crane left and right, the container from the ship to the dock or the dock to the ship, and raise and lower the container onto the ship or the waiting truck.
Assignments appear on control room console display.
Three gameplay modes:
- ship to truck
- truck to ship
- alternating.… View full description on the official store →
Control room view features video screens, showing the container and crane from three different angles. Use the on-screen controllers to move the crane left and right, the container from the ship to the dock or the dock to the ship, and raise and lower the container onto the ship or the waiting truck.
Assignments appear on control room console display.
Three gameplay modes:
- ship to truck
- truck to ship
- alternating.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v2.3🔄 updated 0d ago📂 Simulation💰 Free
🧪
Tech & Domain Intel — magningames.com
- Mail provider
- Microsoft 365
- Tech stack
- Apple Pay / Sign in with Apple
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
More by Magnin & Associates
View all →📦 Portfolio summaryINDIE studio
5apps·$2K/mocombined
⚠ Concentrated — top app contributes 100% of combined revenue (single-app dependency)
About this analysis
Why low confidence: only 56 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
❓ Frequently Asked Questions
7 answers · auto-generated from this app's public dataHow much does Harbor Crane Challenge make per month?▴
Based on our ML-calibrated revenue forecast, Harbor Crane Challenge earns approximately $2.4K/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.
Is Harbor Crane Challenge profitable?▴
With estimated build cost $155K and monthly revenue $2.4K, Harbor Crane Challenge looks well below break-even — current monthly revenue is much smaller than the estimated build cost. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
What apps are like Harbor Crane Challenge?▴
Browse the full Simulation 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.
What is Harbor Crane Challenge built with?▴
Our heuristic places Harbor Crane Challenge on the Native Android (Kotlin) stack (Medium confidence, 55%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Flutter.
How much would Harbor Crane Challenge sell for?▴
Estimated acquisition value: $25K (marketplace range $20K – $30K). Calculated as 10× monthly revenue using the standard multiple for the detected monetization model + adjustments for age, rating quality and category demand. Calibrated against 2024-2026 Flippa / Acquire.com / MicroAcquire closed-deal medians.
Who makes Harbor Crane Challenge?▴
Harbor Crane Challenge is published by Magnin & Associates 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 Harbor Crane Challenge's BU Score?▴
Harbor Crane Challenge has a BU Score of 46/100 (Emerging). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.