EchoLog - Ultrasound Logbook
10
Quality Score
Niche
EchoLog - Ultrasound Logbook
by Wayne Wing-Yiu Choi
Low confidence
✍️ Bumetric analysis
“
EchoLog - Ultrasound Logbook is an iOS app from Wayne Wing-Yiu Choi in the Education category, currently rated — across few ratings. Initial signal reads as no scraped reviews yet: judgment based on metadata only.
Quality Score is 10: Niche (micro-niche or pre-traction stage). For a Education app, 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.
💰 Monthly revenue · now vs forecast
● Right now
$684
per month
→
12-mo forecast
$598 – $2156
per month
→
24-mo forecast
$554 – $4987
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
5 snapshots on record
Rating
—
Reviews
0 reviews
Forecast Revenue / mo
$684
Snapshots tracked
5
since Mar 2026
ONE-TIME · BUILD
💰 Estimated build cost
$120K
↳ What it cost to build · not monthly revenue
Likely range $90K – $160K
$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 |
| 📦 Asset bundle (50 MB) | +$107 |
| ⚙ Education complexity ×1.20 | +$10K |
| ⚙ 10.0y maintenance × ~1-person team | +$60K |
Total estimate
$120K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$15K
↳ What it would sell for · not monthly revenue
Marketplace range $10K – $15K · 19× MRR multiple
💸
~0.1× 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 |
| 📅 10.0y proven track record | +20% |
| 🏷 Education category multiple | +6% |
Final multiple
19× MRR
🛠 Estimated tech stack
🍎
Native iOS (Swift / UIKit)
Medium confidence · 70%
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
| 📦 App bundle size | 50 MB |
| 🏷 Category context | Education |
| 📦 Small-mid iOS bundle | → Native Swift / UIKit (pre-2020 era) |
💀 Maintenance status
Likely abandoned
93%
Last shipped 2019-07-16 · 2634 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
| 📅 7y+ since last update | Likely abandoned |
| • 10y old + 1y+ no update | +5% (API deprecation drift) |
Verdict
Likely abandoned
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$684/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
$582 – $1.4K
12 months
$598 – $2.2K
24 months
$554 – $5.0K
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
Pre-traction · 34/100INDIE TIERlimited signalGrowth Velocity
5.0
Founder Strength
5.0
Product Quality
0.0
Revenue Strength
2.8
Monetization Maturity
1.0
Defensibility
4.5
Market Position
2.0
Operational Safety
7.0
- 💰 Revenue: Marginal — $273 - $1710/mo · INDIE tier · medium 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 2632d ago — possibly dormant.
- ⚠️ Risk: Moderate — dormant (2632d 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 = $12K-$21K. Portfolio play ($10K/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 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Paid app ($0.00)METRIC | +$2,800 | |
| securityREVIEW | +$1,800 | |
| Mature app (10y old)METRIC | +$1,500 | |
| Single-language (English only)METRIC | −$400 |
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 · v2.2.9
Always create a backup of your data by first exporting your EchoLog to ensure data safekeeping!
As EchoLog is being used in more and more CPoCUS and other workshops, we've put together a Workshop Mode!
Settings -> Workshop Mode… Full release notes →
As EchoLog is being used in more and more CPoCUS and other workshops, we've put together a Workshop Mode!
Settings -> Workshop Mode… Full release notes →
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- EchoLog - Ultrasound Logbook
- Developer
- Wayne Wing-Yiu Choi
- Bundle ID
- com.echologapp.echolog
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- 4+
- 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
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $684/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.
🌍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$0.00 → $4.99 (+0%)
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
Log your ultrasound and POCUS scans easily with EchoLog, designed specifically for ultrasound logging.
EchoLog is made by two Emergency Medicine physicians from Montreal, Canada, wanting to improve on the current logbook system for Ultrasound certification.
After months of design, development, and user feedback, the result is EchoLog: an efficient way to keep track of your scans that is intuitive to use, whether for certification, billing, or skill mastery.
No more paper logs that gets lost or that you forget to bring for your shift!… View full description on the official store →
EchoLog is made by two Emergency Medicine physicians from Montreal, Canada, wanting to improve on the current logbook system for Ultrasound certification.
After months of design, development, and user feedback, the result is EchoLog: an efficient way to keep track of your scans that is intuitive to use, whether for certification, billing, or skill mastery.
No more paper logs that gets lost or that you forget to bring for your shift!… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 50 MB🔞 4+📱 iOS 9.3+🔖 v2.2.9🔄 updated 7y ago🌐 EN📂 Education💰 Paid🚀 Launched 2016 (10y old)
📅
What Worked™ · Development Pipeline
3 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 paid — introduced $4.99 price point
2026-05
⭐
Rating ↓ 3.00 → 0.00 (dropped 3.00★)
2026-03
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 0★ | 0 | — |
| 🇧🇷 BR | 0★ | 0 | — |
| 🇨🇦 CA | 3.66667★ | 6 | 3.66667★ this version |
| 🇩🇪 DE | 0★ | 0 | — |
| 🇫🇷 FR | 0★ | 0 | — |
| 🇬🇧 GB | 3★ | 1 | 3★ this version |
| 🇮🇳 IN | 0★ | 0 | — |
| 🇯🇵 JP | 0★ | 0 | — |
| 🇺🇸 US | 0★ | 0 | — |
🔔
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📝 Description
95
BU Score · Transcendent
About this analysis
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
EchoLog - Ultrasound Logbook is a very early-stage iOS app in the education space 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
7 answers · auto-generated from this app's public dataHow much does EchoLog - Ultrasound Logbook make per month?▴
Low-confidence model estimate. EchoLog - Ultrasound Logbook has only 0 App Store ratings, so our revenue model has very little signal to work with — treat the ~$684/mo figure as directional only, not a verified MRR. No founder-verified revenue data is available for this app. See methodology for the formula and confidence bands.
What apps are like EchoLog - Ultrasound Logbook?▴
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.
What is EchoLog - Ultrasound Logbook built with?▴
Our heuristic places EchoLog - Ultrasound Logbook on the Native iOS (Swift / UIKit) stack (Medium confidence, 70%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Flutter.
Is EchoLog - Ultrasound Logbook still actively maintained?▴
Maintenance status: Likely abandoned (93% abandonment risk). Last shipped version was 7+ years ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
When was EchoLog - Ultrasound Logbook last updated?▴
EchoLog - Ultrasound Logbook last shipped a new version on 2019-07-16 — more than 7 year(s) ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes EchoLog - Ultrasound Logbook?▴
EchoLog - Ultrasound Logbook is published by Wayne Wing-Yiu Choi 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 EchoLog - Ultrasound Logbook's BU Score?▴
EchoLog - Ultrasound Logbook has a BU Score of 10/100 (Niche). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.