35
Quality Score
Emerging
Santase
✍️ bumetric analysis
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Santase is an Android app from Dimitar Karamanov in the Card category, currently rated 2.0★ across 1,228 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 35: Emerging (early traction worth watching). For a Card 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
$500/mo
In 12 months
$437 – $1575
In 24 months
$405 – $3644
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
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD💰 Estimated build cost
$200K
↳ What it cost to build · not monthly revenue
Likely range $150K – $270K
$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 |
| ⚙Card complexity ×1.50 | +$25K |
| 🌐Cross-platform reach (iOS + Android) | +$41K |
| ⚙13.8y maintenance × ~1-person team | +$82K |
Total estimate$200K
👥 Estimated audience size
125K
Lifetime downloads (US-equivalent)
Monthly active
4.3K
Daily active
1.2K
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
| 📲Card engagement | ~150 installs / rating |
| 📅13.8y of rating accumulation | -30% |
| 🔁Card D30 retention | 12% |
| 📍DAU / MAU stickiness | 0.30 |
DAU / MAU28% 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 | Card |
| 📦Tiny game bundle | → Native 2D engine |
💀 Maintenance status
Active
15%
Last shipped 2026-04-11 · 42 days ago
0 · Active50 · At risk100 · Abandoned
Heuristic risk score from time-since-last-update + ratings velocity proxy + Editor's Choice / curated featuring signals. Calibrated against 2024-2025 app-store ranking decay reports. Not a guarantee — a quiet app with a healthy codebase looks the same as an abandoned one until something breaks. Full math on /methodology.
Risk signals
| 📅42 days since last update | Healthy release cadence |
VerdictActive
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$500/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
$426 – $993
12 months
$437 – $1.6K
24 months
$405 – $3.6K
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 · 38/100INDIE TIERlimited signalRevenue Strength
2.7
Product Quality
3.6
Market Position
0.0
Growth Velocity
5.0
Defensibility
6.0
Operational Safety
8.0
Founder Strength
4.0
Monetization Maturity
1.0
- 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 2.0★ across 1,228 reviews — weak — significant quality concerns.
- 📍 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 = $9K-$16K. Portfolio play ($903/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:
| Low install base (1,228 ratings)METRIC | +$1,500 | |
| Below-average rating (2.0★)METRIC | −$1,500 | |
| Mature app (13y 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 →🔖 v2.02🔄 updated 1mo ago📂 Card💰 Free🚀 Launched 2012 (13y old)
📝 About this app
Android version of popular card game.
In Bulgaria the game is known as Santase which is the same as world known Sixty-six game.
Sixty-six or Schnapsen is a fast 5- or 6-card point-trick game of the marriage type for 2–4 players, played with 20 or 24 cards. First recorded in 1718 under the name Mariagen-Spiel, it is the national card game of Austria and also popular in Germany and Hungary. (Wikipedia)
In Bulgaria the game is known as Santase which is the same as world known Sixty-six game.
Sixty-six or Schnapsen is a fast 5- or 6-card point-trick game of the marriage type for 2–4 players, played with 20 or 24 cards. First recorded in 1718 under the name Mariagen-Spiel, it is the national card game of Austria and also popular in Germany and Hungary. (Wikipedia)
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Santase
- Developer
- Dimitar Karamanov
- Bundle ID
- com.karamanov.santase
- App Store URL
- Open in App Store
- Category
- Card
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- karamanov.hit.bg
- 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
- $220/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.
📈Ratings growth1,228 ratings+30% 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 Dimitar Karamanov
View all →📦 Portfolio summaryINDIE studio
2apps·$903/mocombined
Lead-app heavy — top app contributes 76%
Full revenue analysis
Read the article-style breakdown for Santase: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
❓ Frequently Asked Questions
9 answers · auto-generated from this app's public dataHow much does Santase make per month?▾
Based on our ML-calibrated revenue forecast, Santase earns approximately $219/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 Santase profitable?▾
With estimated build cost $200K and monthly revenue $219, Santase 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.
How many users does Santase have?▾
Estimated audience: ~125K lifetime downloads, ~4K monthly active users, and ~1K daily active users. Derived from ratings count × category installs-per-rating × age decay. US-storefront-equivalent — global audience can be 5-10× larger for internationally-distributed apps.
What apps are like Santase?▾
Browse the full Card 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 Santase built with?▾
Our heuristic places Santase 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.
Is Santase still actively maintained?▾
Maintenance status: Active (15% abandonment risk). Last shipped version was 1 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
When was Santase last updated?▾
Santase last shipped a new version on 2026-04-11 — 1 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Santase?▾
Santase is published by Dimitar Karamanov 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 Santase's BU Score?▾
Santase has a BU Score of 35/100 (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.