Essential Anatomy 5
80
Quality Score
Excellent
✍️ Bumetric analysis
“
Essential Anatomy 5 is an iOS app from 3D4Medical from Elsevier in the Utilities category, currently rated 4.8★ across 20,582 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 80: Excellent (strong product-market fit). For a Utilities app, that means strong product-market fit. 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
$600K
per month
→
12-mo forecast
$635K – $978K
per month
→
24-mo forecast
$759K – $1410K
per month
BIG 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
125 snapshots on record
Rating
4.8
Reviews
20,582 reviews
Forecast Revenue / mo
$600K
Snapshots tracked
125
since Jan 2016
🤖Also on Android
$229/mo · 2K ratings · 2.1★
View →
ONE-TIME · BUILD
💰 Estimated build cost
$160K
↳ What it cost to build · not monthly revenue
Likely range $120K – $215K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in under a month 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 (811 MB) | +$40K |
| ⚙ Utilities complexity ×0.85 | $-13575 |
| ⚙ 13.6y maintenance × ~1-person team | +$81K |
Total estimate
$160K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$11.0M
↳ What it would sell for · not monthly revenue
Marketplace range $8.5M – $14.5M · 19× MRR multiple
💸
~69× return on build cost
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 |
| 📅 13.6y proven track record | +20% |
| ⭐ ★ rating ≥ 4.7 (premium) | +15% |
| 🏷 Utilities category multiple | -10% |
Final multiple
19× MRR
👥 Estimated audience size
2.9M
Lifetime downloads (US-equivalent)
Monthly active
170K
Daily active
34K
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
| 📲 Utilities engagement | ~200 installs / rating |
| 📅 13.6y of rating accumulation | -30% |
| 🔁 Utilities D30 retention | 20% |
| 📍 DAU / MAU stickiness | 0.20 |
DAU / MAU
20% sticky
🛠 Estimated tech stack
🍎
Native iOS (Swift / UIKit)
Medium confidence · 55%
Also possible
React Native
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 | 811 MB |
| 🏷 Category context | Utilities |
| 📦 Large iOS bundle | → Native Swift / UIKit (pre-2020 era) + assets |
💀 Maintenance status
Likely abandoned
93%
Last shipped 2022-01-22 · 1715 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
| 📅 4y+ since last update | Likely abandoned |
| • 14y old + 1y+ no update | +5% (API deprecation drift) |
Verdict
Likely abandoned
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$600K/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
6 months
$591K – $800K
12 months
$635K – $978K
24 months
$759K – $1.4M
Compound growth at +2.5% MoM (tier baseline for BIG). Range widens with horizon — typical noise band ±15% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Mixed signals · 57/100BIG TIERcompetitive but cautiousGrowth Velocity
5.0
Founder Strength
7.7
Product Quality
9.7
Revenue Strength
5.8
Monetization Maturity
1.0
Defensibility
7.5
Market Position
2.0
Operational Safety
7.0
- 💰 Revenue: Healthy — $240K - $1320K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 4.84★ across 20,582 reviews — exceptional (top 1% in category).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: ⚠ last update 1710d ago — possibly dormant.
- ⚠️ Risk: Moderate — dormant (1710d 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 = $10.8M-$19.2M.
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 12 of 12 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Mid install base (20,582 ratings)METRIC | +$5,500 | |
| Paid app ($19.99)METRIC | +$2,800 | |
| Excellent rating (4.8★)METRIC | +$2,200 | |
| worth every pennyREVIEW | +$2,000 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| great valueREVIEW | +$1,600 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (13y old)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| too expensiveREVIEW | −$1,000 | |
| 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 · v5.0.11
Compatibility with latest iOS
Small updates
Small updates
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Essential Anatomy 5
- Developer
- 3D4Medical from Elsevier
- Bundle ID
- com.3d4medical.EssentialAnatomyiPad
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 12+
- Languages
- EN
Company
- Website
- applications.3d4medical.com
- Tagline
- Complete Anatomy
- Description
- 3D4Medical is an award-winning 3D technology company that specializes in medical, educational and health & fitness software for student/patient education and professional reference.
- 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
- $600K/mo
- Top-grossing rank
- 🇫🇷#22 /100 🇬🇧#43 /100 🇧🇷#52 /99 🇦🇺#58 /100 🇺🇸#68 /100 🇨🇦#68 /100 🇩🇪#80 /100
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- twitter.com/CompleteAnatomy
- linkedin.com/company/completeanatomy
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
Funding data not yet collected for this app.
Press & Links
Press & Links data not yet collected for this app.
Contacts & Socials
- Socials
- facebook facebook.com/CompleteAnatomyElsevier · instagram instagram.com/completeanatomyelsevier · linkedin linkedin.com/company/completeanatomy · twitter twitter.com/CompleteAnatomy · youtube youtube.com/channel/UC6jEF1orhgER1Nsc…
- Not found
- Phone
- Not found
- Contact page
- applications.3d4medical.com/support/c…
- About page
- Not found
📈Ratings growth20,463 ratings+5094% lifetimeShow 3-year history estimate ▾
Tracked (60 weeks) Pre-tracking estimate (0 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Top Countries — Grossing Rank7 countries
🇫🇷FR#22 /100
🇬🇧GB#43 /100
🇧🇷BR#52 /99
🇦🇺AU#58 /100
🇺🇸US#68 /100
🇨🇦CA#68 /100
🇩🇪DE#80 /100
📊Category Rank Trajectory#22 now · best #22 · worst #100
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
💰Pricing History$0.00 → $19.99 (+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
Essential Anatomy 5 is the most successful anatomy app of all time and has more content and features than any other anatomy app—bar none! With over 8,200 structures, our highly accurate, immersive and visually stunning app is the gold standard in medical reference applications. There's not a university or hospital around that does not use Essential Anatomy/Skeleton, resulting in 1.1 million user engagements every month. It is, by far, the worlds most used medical study and reference app.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 811 MB🔞 12+📱 iOS 9.0+🔖 v5.0.11🔄 updated 4y ago🌐 EN📂 Utilities💰 Paid🚀 Launched 2013 (13y old)
📅
What Worked™ · Development Pipeline
15 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 $19.99 price point
→ 30 days after: reviews +119 high confidence
2026-04
📈
Crossed 1,000 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +226 high confidence
2026-04
⭐
Rating ↑ 4.24 → 4.80 (improved 0.56★)
→ 30 days after: reviews +226 high confidence
2026-02
📈
Crossed 500 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$42.0K/mo · rating +0.56★ · reviews +19,408 high confidence
2022-01
🔧
Shipped update — v? → v5.0.11
2016-11
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +14 high confidence
2016-11
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$56/mo · rating −0.06★ · reviews +27 high confidence
2016-08
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: rating −0.10★ · reviews +17 high confidence
2016-08
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +14 high confidence
2016-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: rating −0.08★ · reviews +8 high confidence
2016-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: rating +0.09★ · reviews +8 medium · co-occurring
2016-02
⭐
Rating ↓ 5.00 → 4.67 (dropped 0.33★)
→ 30 days after: rating +0.09★ · reviews +8 medium · co-occurring
2016-02
⭐
Rating ↓ 5.00 → 4.67 (dropped 0.33★)
→ 30 days after: rating −0.33★ · reviews +7 high confidence
2016-01
🚀
First tracked snapshot — initial data captured
→ 30 days after: rating −0.33★ · reviews +7 medium · co-occurring
2016-01
🚀
First tracked snapshot — initial data captured
→ 30 days after: rating −0.33★ · reviews +7 medium · co-occurring
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.83083★ | 2,128 | 4.83083★ this version |
| 🇧🇷 BR | 4.84131★ | 1,273 | 4.84131★ this version |
| 🇨🇦 CA | 4.81573★ | 2,670 | 4.81573★ this version |
| 🇩🇪 DE | 4.78496★ | 1,330 | 4.78496★ this version |
| 🇫🇷 FR | 4.82198★ | 646 | 4.82198★ this version |
| 🇬🇧 GB | 4.78885★ | 2,529 | 4.78885★ this version |
| 🇮🇳 IN | 4.68512★ | 289 | 4.68512★ this version |
| 🇯🇵 JP | 4.66214★ | 589 | 4.66214★ this version |
| 🇺🇸 US | 4.83748★ | 20,582 | 4.83748★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Essential Anatomy 5: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by 3D4Medical from Elsevier
View all →📦 Portfolio summaryBIG studio
9apps·$2.0M/mocombined
✓ Diversified — top app contributes 35%; risk spread across portfolio
About this analysis
Why high confidence: 20,582 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does Essential Anatomy 5 make per month?▴
Based on our ML-calibrated revenue forecast, Essential Anatomy 5 earns approximately $600K/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 Essential Anatomy 5 profitable?▴
With estimated build cost $160K and monthly revenue $600K, Essential Anatomy 5 looks highly profitable — pays back its build investment in under a month at the current run-rate. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Essential Anatomy 5 have?▴
Estimated audience: ~2.9M lifetime downloads, ~170K monthly active users, and ~34K 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 Essential Anatomy 5?▴
Browse the full Utilities 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 Essential Anatomy 5 built with?▴
Our heuristic places Essential Anatomy 5 on the Native iOS (Swift / UIKit) stack (Medium confidence, 55%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: React Native, Flutter.
Is Essential Anatomy 5 still actively maintained?▴
Maintenance status: Likely abandoned (93% abandonment risk). Last shipped version was 4+ years ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Essential Anatomy 5 sell for?▴
Estimated acquisition value: $11.0M (marketplace range $8.5M – $14.5M). Calculated as 19× 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 Essential Anatomy 5 last updated?▴
Essential Anatomy 5 last shipped a new version on 2022-01-22 — more than 4 year(s) ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Essential Anatomy 5?▴
Essential Anatomy 5 is published by 3D4Medical from Elsevier 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 Essential Anatomy 5's BU Score?▴
Essential Anatomy 5 has a BU Score of 80/100 (Excellent). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.