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K9 Hearts

0
Quality Score
Niche

K9 Hearts

Low confidence
— Google Play rating
✍️ Bumetric analysis
“

K9 Hearts is an Android app from King9 Games, currently rated — across few ratings. Initial signal reads as no scraped reviews yet: judgment based on metadata only.

Quality Score is 0: Niche (micro-niche or pre-traction stage). For an app like this, that means micro-niche or pre-traction stage. 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.

💰 Forecast monthly revenue
—/mo
Founder-confirmed monthly revenue
MICRO tier
💡 Grow this revenue
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📊 Performance Tracking LIVE

1 snapshots on record
idle
0%
Rating
—
Reviews
0 reviews
Forecast Revenue / mo
—
Snapshots tracked
1
since Jul 2026
📊

BU Investment Matrix

Insufficient data · 28/100MICRO TIERtoo early to score
RevenueQualityMarketGrowthMoatSafetyFounderMonetiz.
Revenue Strength
0.0
Product Quality
0.0
Market Position
0.0
Growth Velocity
5.0
Defensibility
3.5
Operational Safety
9.0
Founder Strength
3.6
Monetization Maturity
1.0
  • 💰 Revenue: Pre-revenue or unknown — $0 - $500/mo · MICRO tier · indicative confidence, trajectory unclear.
  • ⭐ Quality: None★ across 0 reviews — weak — significant quality concerns.
  • 📍 Market: Not yet charting in any of the 9 monitored markets.
  • 📈 Growth: last update 183d ago — slow cadence.
  • ⚠️ 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: No verified revenue — acquisition only makes sense for tech / userbase / brand.
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

MODEL
Revenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.

📈 Reviews Growth

LIVE
Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE
Average 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
K9 Hearts
Developer
King9 Games
Bundle ID
com.king9games.hearts
App Store URL
Not found
Category
Not found
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

Reported revenue signal / mo
Not found
AI revenue estimate / mo
Not found
AI annual estimate
Not found
Model estimate / mo
Not found
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.

📝 About this app

New! You can play with friends or computer controlled AI bots, or both.

Smart AI focuses on bringing in new players to the game; pick up the game and just start playing. See inside the thought process of a mature AI originally published in 1990 and updated in 2020.

To measure your progress, you will be training a puppy which will advance through its lessons as you learn Hearts. Puppy raising tips come from 16 years of service-dog training experience.

This is a free, fun, family table card game along the lines of other trick-taking games like Spades, Sheepshead, Euchre, Whist, etc.
App Specs
🔐 Own this app? Claim & verify MRR →
🔖 v4.0🔄 updated 6mo ago💰 Free / Ads / IAP
🔔

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ONE-TIME · BUILD 💰 Estimated build cost
$80K
↳ What it cost to build · not monthly revenue
Likely range $60K – $110K
$25K · MVP floor $100K · indie scale $500K+ · studio build

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
🌐 Cross-platform reach (iOS + Android) +$27K
Total estimate $80K
🛠 Estimated tech stack
🤖
Native Android (Kotlin)
High confidence · 80%
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 category
📦 Compact Android bundle → Native Kotlin
💀 Maintenance status
At risk
50%
Last shipped 2026-03-27 · 183 days ago
0 · Active 50 · At risk 100 · 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
📅 6 months since last update Concerning gap
Verdict At risk

📝 Description

95
BU Score · Transcendent

More by King9 Games

View all →
📦 Portfolio summaryINDIE studio
4apps·$6K/mocombined
⚠ Concentrated — top app contributes 83% of combined revenue (single-app dependency)
About this analysis
ZCAnalyzed by Zakhar Chumak · founder, Bumetric·Full methodology·Low confidence

Why low confidence: only 0 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.

📌 Final verdict — read this before you trust the numbers above

K9 Hearts is a very early-stage Android app with weak public traction — only 0 ratings, no founder-verified MRR, and not ranked in any monitored grossing chart. The app appears to be monetised, but public signals are too sparse for a precise revenue estimate.

Bottom line: treat all revenue, audience and acquisition-value numbers on this page as directional only — not founder-verified facts.

❓ Frequently Asked Questions

4 answers · auto-generated from this app's public data
What is K9 Hearts built with?▴
Our heuristic places K9 Hearts on the Native Android (Kotlin) stack (High confidence, 80%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Flutter.
Is K9 Hearts still actively maintained?▴
Maintenance status: At risk (50% abandonment risk). Last shipped version was 6 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
When was K9 Hearts last updated?▴
K9 Hearts last shipped a new version on 2026-03-27 — 6 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes K9 Hearts?▴
K9 Hearts is published by King9 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.