55
Quality Score
Solid
Mage Defense
✍️ bumetric analysis
“
Mage Defense is an Android app from WestRiver in the Arcade category, currently rated 3.6★ across 6,888 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 55: 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.
💰 Revenue · today and ahead
Today
$5.0K/mo
In 12 months
$5.2K – $10.8K
In 24 months
$6.4K – $19.2K
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
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
🔬
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
Building · 59/100MID TIERcompetitive build-outGrowth Velocity
5.0
Founder Strength
6.8
Product Quality
6.5
Revenue Strength
3.7
Monetization Maturity
5.0
Defensibility
10.0
Market Position
0.0
Operational Safety
10.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 3.59★ across 6,888 reviews — solid.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: dev shipping weekly.
- ⚠️ 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. Portfolio play ($19K/mo combined) commands premium.
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.
🧪
Tech & Domain Intel — westriversw.com
- Mail provider
- Google Workspace
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
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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 3 of 3 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Low install base (6,888 ratings)METRIC | +$1,500 | |
| Mature app (14y 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.
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v3.7🔄 updated 2w ago📂 Arcade💰 Free📺 Ad-supported💎 IAP $0.99 - $19.99 per item🚀 Launched 2012 (14y old)
💰 Estimated build cost
$260K
Likely range: $195K – $350K
Synthetic estimate derived from category, file size, screen count, monetization layer, and platform reach. Methodology benchmarks: Clutch + GoodFirms 2024-2026 agency surveys. See /methodology.
Breakdown
| 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 |
| 14.2y maintenance × ~1-person team | +$85K |
📝 About this app
Monsters from the Demon Realm are invading, and the castle is in danger.
Recruit mages, place them outside the castle, and protect it from waves of incoming monsters.
If too many monsters get through, it’s game over.
『Mage Defense』 is a fantasy tower defense game where you place mage units in strategic locations to defeat monsters as they move along the path.
Enjoy classic tower defense gameplay with a charming fantasy atmosphere and RPG-style character growth.
How to Play
• Place units beside the monster path. When monsters come within range, your units will attack automatically.… View full description on the official store →
Recruit mages, place them outside the castle, and protect it from waves of incoming monsters.
If too many monsters get through, it’s game over.
『Mage Defense』 is a fantasy tower defense game where you place mage units in strategic locations to defeat monsters as they move along the path.
Enjoy classic tower defense gameplay with a charming fantasy atmosphere and RPG-style character growth.
How to Play
• Place units beside the monster path. When monsters come within range, your units will attack automatically.… View full description on the official store →
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Mage Defense
- Developer
- WestRiver
- Bundle ID
- com.westriversw.MageDefense
- App Store URL
- Open in App Store
- Category
- Arcade
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- westriversw.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
- $937/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $0.99 - $19.99 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 growth6,888 ratings+27% lifetimeShow 3-year history estimate ▾
Tracked (1 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
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.
More by WestRiver
View all →📦 Portfolio summaryINDIE studio
16apps·$19K/mocombined
✓ Diversified — top app contributes 16%; risk spread across portfolio
Full revenue analysis
Read the article-style breakdown for Mage Defense: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.