Emergency Ultrasound Handbook
59
Quality Score
Solid
Emergency Ultrasound Handbook
Low confidence
✍️ bumetric analysis
“
Emergency Ultrasound Handbook is an iOS app from Rob Ferre in the Education category, currently rated 4.6★ across 33 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 59: Solid (established niche player). For a Education app, that means established niche player. 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
$200
per month
→
12-mo forecast
$100 – $931
per month
→
24-mo forecast
$100 – $2790
per month
MICRO 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
$110K
↳ What it cost to build · not monthly revenue
Likely range $80K – $150K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~1.1y at current MRR
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 |
| 📦 Asset bundle (152 MB) | +$40K |
| ⚙ Education complexity ×1.20 | +$18K |
Total estimate
$110K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$125K
↳ What it would sell for · not monthly revenue
Marketplace range $100K – $175K · 16× MRR multiple
💸
~1.1× build cost (break-even+)
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% |
| 🏷 Education category multiple | +6% |
| ⭐ Small user base (<1K ratings) | -8% |
Final multiple
16× MRR
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$200/mo · ML-estimated from 234 triggers
Growth rate
+8.0% MoM · MICRO tier baseline (compound monthly)
Direction
Headwinds: rating drift may slow acquisition
6 months
$127 – $508
12 months
$100 – $931
24 months
$100 – $2.8K
Compound growth at +8.0% MoM (tier baseline for MICRO). Range widens with horizon — typical noise band ±60% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Insufficient data · 36/100MICRO TIERtoo early to scoreRevenue Strength
2.3
Product Quality
3.7
Market Position
0.0
Growth Velocity
5.0
Defensibility
4.5
Operational Safety
7.0
Founder Strength
4.9
Monetization Maturity
1.0
- 💰 Revenue: Marginal — $0 - $500/mo · MICRO tier · indicative confidence, trajectory unclear.
- ⭐ Quality: 4.61★ across 33 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: ⚠ last update 2620d ago — possibly dormant.
- ⚠️ Risk: Moderate — dormant (2620d 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 = $3K-$6K. Portfolio play ($8K/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 6 of 6 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Paid app ($4.99)METRIC | +$2,800 | |
| Excellent rating (4.6★)METRIC | +$2,200 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (12y old)METRIC | +$1,500 | |
| Single-language (English only)METRIC | −$400 | |
| Pre-traction phase (33 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.
🆕 What's New · v1.2
Totally updated app with over 20 new videos and illustrations of common pathological findings for each ultrasound exam. Each section now contains a full complement of normal and abnormal in images, illustrations and videos.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Emergency Ultrasound Handbook
- Developer
- Rob Ferre
- Bundle ID
- emergencyHandbook.ferre.com
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- 17+
- Languages
- EN
Company
- Website
- Not found
- Tagline
- Today
- Description
- Find apps and games for iPhone, iPad, Mac, and more on the App Store.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Available
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $8.7K/mo
- Top-grossing rank
- Outside top 100 in US Education
- 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 growth33 ratings+3200% lifetimeShow 3-year history estimate ▾
Tracked (10 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
💰Pricing History$4.99 → $0.00 (-100%)
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
If you are learning point of care ultrasound or want a quick review of an exam you haven't performed in awhile, this is the perfect app for you! Brought to you by the guys at 3rd Rock Ultrasound, this is the best point of care ultrasound app for physicians, APPs and medical students who want to improve their point of care ultrasound prowess. We combine illustrations, still images and labeled videos in a dynamic way to help you really understand point of care ultrasound.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 152 MB🔞 17+📱 iOS 9.0+🔖 v1.2🔄 updated 0d ago🌐 EN📂 Education💰 Paid
📅
What Worked™ · Development Pipeline
9 EVENTS TRACKEDDetected changes in this app over its tracked lifetime — each event links cause (what changed) to effect (what moved). Sorted newest first.See full history →Version history →
2026-05
💲
Went free — dropped $4.99 price point
2026-05
🔄
Monetization changed: paid → free
2026-03
⭐
Rating ↑ 4.11 → 4.60 (improved 0.49★)
2026-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
2026-03
💲
Went paid — introduced $4.99 price point
2018-06
⭐
Rating ↑ 3.00 → 3.40 (improved 0.40★)
2018-06
⭐
Rating ↑ 2.33 → 3.00 (improved 0.67★)
2015-12
⭐
Rating ↑ 1.00 → 2.33 (improved 1.33★)
2014-04
🚀
First tracked snapshot — initial data captured
🔔
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📝 Description
95
BU Score · Transcendent
About this analysis
Why low confidence: only 33 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Emergency Ultrasound Handbook make per month?▴
Based on our ML-calibrated revenue forecast, Emergency Ultrasound Handbook earns approximately $8.7K/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.
What apps are like Emergency Ultrasound Handbook?▴
Browse the full Education 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.
Who makes Emergency Ultrasound Handbook?▴
Emergency Ultrasound Handbook is published by Rob Ferre on the Apple App 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 Emergency Ultrasound Handbook's BU Score?▴
Emergency Ultrasound Handbook has a BU Score of 59/100 (Solid). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.