Tennis Umpire App
47
Quality Score
Emerging
Tennis Umpire App
by Maxim Alexeyev
Low confidence
✍️ Bumetric analysis
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Tennis Umpire App is an Android app from Maxim Alexeyev in the Sports category, currently rated 3.8★ across 66 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.
Quality Score is 47: Emerging (early traction worth watching). For a Sports 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.
💰 Monthly revenue · now vs forecast
● Right now
$500
per month
→
12-mo forecast
$437 – $1575
per month
→
24-mo forecast
$405 – $3644
per month
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
1 snapshots on record
Rating
3.8
Reviews
66 reviews
Forecast Revenue / mo
$500
Snapshots tracked
1
since Sep 2026
ONE-TIME · BUILD
💰 Estimated build cost
$230K
↳ What it cost to build · not monthly revenue
Likely range $170K – $310K
$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 |
| ⚙ Sports complexity ×1.90 | +$53K |
| 🌐 Cross-platform reach (iOS + Android) | +$62K |
| ⚙ 9.4y maintenance × ~1-person team | +$56K |
Total estimate
$230K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$10K
↳ What it would sell for · not monthly revenue
Marketplace range $10K – $15K · 24× MRR multiple
💸
~0.0× 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 |
| 📅 9.4y proven track record | +20% |
| ⭐ ★ rating 3.5-4.0 (mixed) | -8% |
| 🏷 Sports category multiple | -15% |
| ⭐ Small user base (<1K ratings) | -8% |
Final multiple
24× MRR
🛠 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 | Sports |
| 📦 Tiny game bundle | → Native 2D engine |
💀 Maintenance status
Likely abandoned
82%
Last shipped 2024-10-16 · 716 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
| 📅 1y 11mo since last update | Likely deprioritized |
| 👥 Small user base (66 ratings) + 9.4y old | +10% (solo-project pattern) |
Verdict
Likely abandoned
🔬
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
Early-stage solo · 40/100INDIE TIERexpected for tierRevenue Strength
2.7
Product Quality
3.1
Market Position
0.0
Growth Velocity
5.0
Defensibility
6.8
Operational Safety
7.0
Founder Strength
2.5
Monetization Maturity
5.0
- 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 3.83★ across 66 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: ⚠ last update 716d ago — possibly dormant.
- ⚠️ Risk: Moderate — dormant (716d since update).
🎯 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.
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:
| Mature app (9y old)METRIC | +$1,500 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Pre-traction phase (66 ratings)METRIC | −$300 |
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
- Tennis Umpire App
- Developer
- Maxim Alexeyev
- Bundle ID
- com.tennisumpireapp
- App Store URL
- Open in App Store
- Category
- Sports
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- www.tennis-umpire.com
- 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
- $500/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $0.49 - $39.99 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.
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
The app combines tennis score keeper functionality, match statistics and live updates of the score in the web for your family, friends and coach to follow.
App now supports tournaments, (additional upgrade required) where tournament can have multiple courts, each of them can be tracked by chair umpire. Tournament live page in the web supported, with scores from all active matches.
For tennis player: keep your match score.
* Live score on web
* History of your matches and list of opponents in cloud
* Custom scoring rules
* Track only games if not interested in every point… View full description on the official store →
App now supports tournaments, (additional upgrade required) where tournament can have multiple courts, each of them can be tracked by chair umpire. Tournament live page in the web supported, with scores from all active matches.
For tennis player: keep your match score.
* Live score on web
* History of your matches and list of opponents in cloud
* Custom scoring rules
* Track only games if not interested in every point… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v5.4.3🔄 updated 1y ago📂 Sports💰 Free📺 Ad-supported💎 IAP $0.49 - $39.99 per item🚀 Launched 2017 (9y old)
🧪
Tech & Domain Intel — tennis-umpire.com
- Tech stack
- Google Workspace
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
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📝 Description
95
BU Score · Transcendent
About this analysis
Why low confidence: only 66 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
❓ Frequently Asked Questions
9 answers · auto-generated from this app's public dataHow much does Tennis Umpire App make per month?▴
Based on our ML-calibrated revenue forecast, Tennis Umpire App earns approximately $500/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 Tennis Umpire App profitable?▴
With estimated build cost $230K and monthly revenue $500, Tennis Umpire App 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.
What apps are like Tennis Umpire App?▴
Browse the full Sports 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 Tennis Umpire App built with?▴
Our heuristic places Tennis Umpire App 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 Tennis Umpire App still actively maintained?▴
Maintenance status: Likely abandoned (82% abandonment risk). Last shipped version was 1+ years ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Tennis Umpire App sell for?▴
Estimated acquisition value: $10K (marketplace range $10K – $15K). Calculated as 24× 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 Tennis Umpire App last updated?▴
Tennis Umpire App last shipped a new version on 2024-10-16 — more than 1 year(s) ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Tennis Umpire App?▴
Tennis Umpire App is published by Maxim Alexeyev 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 Tennis Umpire App's BU Score?▴
Tennis Umpire App has a BU Score of 47/100 (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.