Bellen met Sinterklaas! (sim.)
67
Quality Score
Solid
Bellen met Sinterklaas! (sim.)
Medium confidence
✍️ bumetric analysis
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Bellen met Sinterklaas! (sim.) is an Android app from First Class Media B.V. in the Entertainment category, currently rated 4.7★ across 9,015 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 67: Solid (established niche player). For a Entertainment 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
$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
$120K
↳ What it cost to build · not monthly revenue
Likely range $90K – $160K
$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 |
| ⚙ Entertainment complexity ×1.30 | +$17K |
| 🌐 Cross-platform reach (iOS + Android) | +$42K |
Total estimate
$120K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$30K
↳ What it would sell for · not monthly revenue
Marketplace range $20K – $35K · 29× MRR multiple
💸
~0.2× build cost (under-water)
Synthetic estimate. Multiple band derived from iap / freemium model + 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
| 💎 IAP / freemium model base | 28× MRR |
| ⭐ ★ rating ≥ 4.4 (solid) | +8% |
| 🏷 Entertainment category multiple | -5% |
Final multiple
29× MRR
👥 Estimated audience size
1.4M
Lifetime downloads (US-equivalent)
Monthly active
160K
Daily active
64K
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
| 📲 Entertainment engagement | ~150 installs / rating |
| 🔁 Entertainment D30 retention | 12% |
| 📍 DAU / MAU stickiness | 0.40 |
DAU / MAU
40% 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
Building · 59/100MID TIERcompetitive build-outRevenue Strength
3.7
Product Quality
8.4
Market Position
0.0
Growth Velocity
5.0
Defensibility
10.0
Operational Safety
9.0
Founder Strength
6.4
Monetization Maturity
5.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.69★ across 9,015 reviews — strong (top 10%).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: last update 227d ago — slow cadence.
- ⚠️ Risk: Low — no material risk signals detected.
🎯 For competitors: Strong subscription moat. Hard to outcompete on retention. Better angle: free alternative with one-time purchase, or feature parity for an underserved sub-niche.
💵 For acquirers: Estimated asking range 18-32× monthly = $90K-$160K. Portfolio play ($8K/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.
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:
| Excellent rating (4.7★)METRIC | +$2,200 | |
| Low install base (9,015 ratings)METRIC | +$1,500 | |
| Mature app (10y 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
- Bellen met Sinterklaas! (sim.)
- Developer
- First Class Media B.V.
- Bundle ID
- nl.belmetsint.sinterklaasbellen
- App Store URL
- Open in App Store
- Category
- Entertainment
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- www.belmetsint.nl
- 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
- $993/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $1.99 - $2.49 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 growth9,015 ratings+25% lifetimeShow 3-year history estimate ▾
Tracked (1 weeks) Pre-tracking estimate (37 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.
📝 About this app
Meest gedownloade gratis Entertainment app van Nederland op Pakjesavond 2015 en 2016!
Sinterklaas is nu eindelijk bereikbaar op je mobiel of tablet. Perfect voor ouders om hun stoute (en lieve!) kinderen met Sinterklaas te laten bellen en sms'en*.
Deze app bevat drie leuke en handige functies:
-= De Sint belt op =-
Vraag een telefoontje* van Sinterklaas aan om een kind streng toe te spreken, of juist aan te moedigen! De reden voor het gesprek kan geselecteerd worden.… View full description on the official store →
Sinterklaas is nu eindelijk bereikbaar op je mobiel of tablet. Perfect voor ouders om hun stoute (en lieve!) kinderen met Sinterklaas te laten bellen en sms'en*.
Deze app bevat drie leuke en handige functies:
-= De Sint belt op =-
Vraag een telefoontje* van Sinterklaas aan om een kind streng toe te spreken, of juist aan te moedigen! De reden voor het gesprek kan geselecteerd worden.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v3.0.3🔄 updated 0d ago📂 Entertainment💰 Free📺 Ad-supported💎 IAP $1.99 - $2.49 per item
🧪
Tech & Domain Intel — belmetsint.nl
- Mail provider
- Google Workspace
- Tech stack
- Google Workspace
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Bellen met Sinterklaas! (sim.): category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by First Class Media B.V.
View all →📦 Portfolio summaryINDIE studio
9apps·$8K/mocombined
✓ Diversified — top app contributes 25%; risk spread across portfolio
Similar apps in Entertainment
About this analysis
Why medium confidence: 9,015 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Bellen met Sinterklaas! (sim.) make per month?▴
Based on our ML-calibrated revenue forecast, Bellen met Sinterklaas! (sim.) earns approximately $992/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 Bellen met Sinterklaas! (sim.)?▴
Browse the full Entertainment 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 Bellen met Sinterklaas! (sim.)?▴
Bellen met Sinterklaas! (sim.) is published by First Class Media B.V. 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 Bellen met Sinterklaas! (sim.)'s BU Score?▴
Bellen met Sinterklaas! (sim.) has a BU Score of 67/100 (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.