75
Quality Score
Strong
Rummy 500
✍️ bumetric analysis
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Rummy 500 is an Android app from North Sky Games in the Card category, currently rated 4.6★ across 48,943 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 75: Strong (healthy traction). For a Card app, that means healthy traction. 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
ONE-TIME · BUILD💰 Estimated build cost
$115K
↳ What it cost to build · not monthly revenue
Likely range $85K – $155K
$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 |
Total estimate$115K
ONE-TIME · EXIT VALUE💵 Estimated acquisition value
$25K
↳ What it would sell for · not monthly revenue
Marketplace range $20K – $30K · 14× MRR multiple
💸~0.2× build cost (under-water)
Synthetic estimate. Multiple band derived from ad-supported + 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
| 📺Ad-supported base | 15× MRR |
| ⭐★ rating ≥ 4.4 (solid) | +8% |
| 🏷Card category multiple | -15% |
Final multiple14× MRR
👥 Estimated audience size
7.3M
Lifetime downloads (US-equivalent)
Monthly active
875K
Daily active
260K
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 |
| 🔁Card D30 retention | 12% |
| 📍DAU / MAU stickiness | 0.30 |
DAU / MAU30% 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 2026-04-20 · 33 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
| 📅33 days since last update | Healthy release cadence |
VerdictActive
🔬
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
Below median · 50/100MID TIERunderperforming peersGrowth Velocity
5.0
Founder Strength
6.3
Product Quality
9.2
Revenue Strength
3.7
Monetization Maturity
1.0
Defensibility
5.0
Market Position
0.0
Operational Safety
10.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.61★ across 48,943 reviews — exceptional (top 1% in category).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ 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.
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:
| Mid install base (48,943 ratings)METRIC | +$5,500 | |
| Excellent rating (4.6★)METRIC | +$2,200 | |
| 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 →🔖 v3.3.0🔄 updated 1mo ago📂 Card💰 Free
📝 About this app
Play the classic Rummy 500 card game offline or with a competitive twist — Online Multiplayer, Boss Battles, and multiple game modes! Whether you're a casual fan or a Rummy pro, this is your ultimate Rummy 500 experience.
Enjoy the classic Rummy 500 gameplay you know and love even offline!
• Easy to learn, fun to master — perfect for casual classic play or sharpening your card skills.
• Create sets and runs to empty your hand before your opponents!
• Play classic Rummy online with others or offline anytime against smart AI.
Key Features in our Classic Rummy 500:… View full description on the official store →
Enjoy the classic Rummy 500 gameplay you know and love even offline!
• Easy to learn, fun to master — perfect for casual classic play or sharpening your card skills.
• Create sets and runs to empty your hand before your opponents!
• Play classic Rummy online with others or offline anytime against smart AI.
Key Features in our Classic Rummy 500:… View full description on the official store →
🔔
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Rummy 500
- Developer
- North Sky Games
- Bundle ID
- com.trivialtechnology.Rummy500D
- App Store URL
- Open in App Store
- Category
- Card
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- Not found
- 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
- $1.7K/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.
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 North Sky Games
View all →📦 Portfolio summaryINDIE studio
11apps·$6K/mocombined
✓ Diversified — top app contributes 28%; risk spread across portfolio
Full revenue analysis
Read the article-style breakdown for Rummy 500: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does Rummy 500 make per month?▾
Based on our ML-calibrated revenue forecast, Rummy 500 earns approximately $1K/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 Rummy 500 profitable?▾
With estimated build cost $115K and monthly revenue $1K, Rummy 500 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 Rummy 500 have?▾
Estimated audience: ~7.3M lifetime downloads, ~875K monthly active users, and ~260K 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 Rummy 500?▾
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 Rummy 500 built with?▾
Our heuristic places Rummy 500 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 Rummy 500 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.
How much would Rummy 500 sell for?▾
Estimated acquisition value: $25K (marketplace range $20K – $30K). Calculated as 14× monthly revenue using the standard multiple for the detected monetization model + adjustments for age, rating quality and category demand. Calibrated against 2024-2026 Flippa / Acquire.com / MicroAcquire closed-deal medians.
When was Rummy 500 last updated?▾
Rummy 500 last shipped a new version on 2026-04-20 — 1 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Rummy 500?▾
Rummy 500 is published by North Sky Games 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 Rummy 500's BU Score?▾
Rummy 500 has a BU Score of 75/100 (Strong). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.