48
Quality Score
Emerging
Wind Companion
✍️ bumetric analysis
“
Wind Companion is an Android app from Sebastian Kruse in the Books & Reference category, currently rated 3.9★ across 67 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 48: Emerging (early traction worth watching). For a Books & Reference 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.
💰 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
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
💰 Estimated build cost
$120K
Likely range: $90K – $160K
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 |
| Books & Reference complexity ×0.95 | $-2975 |
| Cross-platform reach (iOS + Android) | +$31K |
| 5.6y maintenance × ~1-person team | +$33K |
🔬
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)
Direction
Headwinds: rating drift may slow acquisition
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 · 52/100MID TIERunderperforming peersRevenue Strength
3.7
Product Quality
3.1
Market Position
0.0
Growth Velocity
5.0
Defensibility
8.9
Operational Safety
10.0
Founder Strength
6.1
Monetization Maturity
5.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 3.93★ across 67 reviews — weak — significant quality concerns.
- 📍 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.
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.
🔔
Track this app’s revenue
FREEGet an email when revenue moves by your threshold. No spam, unsubscribe in one click.
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:
| Established app (5y old)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Pre-traction phase (67 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.
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v2.1.0🔄 updated 6d ago📂 Books & Reference💰 Free📺 Ad-supported💎 IAP $1.49 - $11.99 per item🚀 Launched 2020 (5y old)
📝 About this app
Unofficial offline map for Wind Waker. The map features the locations of:
- Dungeons
- Items
- Piece of Hearts
- Charts
If there is additional information available, just tap on the icon in the map to get a detailed description in a popup.
All collectible items can be tracked with a checklist and the shown icons on the map can be modified, so you only see your missing ones.
To backup your data or to share it with multiple devices you can use the Cross-Platform sync feature.
Disclaimer:
Wind Companion is a third party App.… View full description on the official store →
- Dungeons
- Items
- Piece of Hearts
- Charts
If there is additional information available, just tap on the icon in the map to get a detailed description in a popup.
All collectible items can be tracked with a checklist and the shown icons on the map can be modified, so you only see your missing ones.
To backup your data or to share it with multiple devices you can use the Cross-Platform sync feature.
Disclaimer:
Wind Companion is a third party App.… View full description on the official store →
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Wind Companion
- Developer
- Sebastian Kruse
- Bundle ID
- com.SoftwareNotion.WindCompanion
- App Store URL
- Open in App Store
- Category
- Books & Reference
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- software-notion.de
- 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
- $122/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $1.49 - $11.99 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 growth67 ratings+103% lifetimeShow 3-year history estimate ▾
Tracked (1 weeks) Pre-tracking estimate (35 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 Sebastian Kruse
View all →📦 Portfolio summaryINDIE studio
10apps·$3K/mocombined
✓ Diversified — top app contributes 31%; risk spread across portfolio
Full revenue analysis
Read the article-style breakdown for Wind Companion: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.