60
BU Score
Solid
Tu Sac - Four Colors
✍️ bumetric analysis
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Tu Sac - Four Colors is an Android app from Cherry's Games in the Card category, currently rated 4.1★ across 5,497 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Our BU Score puts it at 60: Solid (established niche player). For a Card app, that means established niche player.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
📊 Performance Tracking LIVE
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Rating
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Reviews
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Forecast Revenue / mo
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Snapshots tracked
0
since first record
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 (5,497 ratings)METRIC | +$1,500 | |
| Mature app (11y old)METRIC | +$1,500 | |
| Good rating (4.1★)METRIC | +$800 | |
| 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.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v2.0.22🔄 updated 1mo ago📂 Card💰 Free📺 Ad-supported🚀 Launched 2015 (11y old)
📝 About this app
Tu Sac (Tứ Sắc - Four Colors) is a popular Vietnamese game played with chess cards. The objective of the game is to organize a hand of cards into a combination of valid Tu Sac sets of cards through a process of melding new cards into the hand and discarding out trash cards. It is known as Si Se Pai (which also means four colors) in Chinese.
Refer to http://en.wikipedia.org/wiki/Four_Color_Cards for more information
Refer to http://en.wikipedia.org/wiki/Four_Color_Cards for more information
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Tu Sac - Four Colors
- Developer
- Cherry's Games
- Bundle ID
- com.cherrylee.tusac_multiplatform
- App Store URL
- Open in App Store
- Category
- Card
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- spn-technology.co.nz
- 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
- $802/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- Not found
- Not found
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
- Total raised
- Not found
- Last round
- Not found
- Investors
- Not found
- Crunchbase
- Not found
- AngelList
- Not found
Press & Links
- Articles found
- Not found
- Listed on
- Not found
- Blog
- Not found
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- Not found
📈Ratings growth5,497 ratings+31% 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.
Full revenue analysis
Read the article-style breakdown for Tu Sac - Four Colors: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.