62
Quality Score
Solid
palmEM AI: EM Quick Reference
✍️ bumetric analysis
“
palmEM AI: EM Quick Reference is an iOS app from palmER Worldwide LLC in the Education category, currently rated 4.3★ across 71 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 62: 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.
💰 Revenue · today and ahead
Today
$3.0K/mo
In 12 months
$2.6K – $9.4K
In 24 months
$2.4K – $21.7K
INDIE tierSUBSCRIPTION
💡 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
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD💰 Estimated build cost
$190K
↳ What it cost to build · not monthly revenue
Likely range $140K – $255K
$25K · MVP floor$100K · indie scale$500K+ · studio build
📈Pays back in ~9 months 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 (139 MB) | +$35K |
| ⚙Education complexity ×1.20 | +$17K |
| ⚙14.5y maintenance × ~1-person team | +$86K |
Total estimate$190K
ONE-TIME · EXIT VALUE💵 Estimated acquisition value
$350K
↳ What it would sell for · not monthly revenue
Marketplace range $275K – $475K · 18× MRR multiple
💸~1.8× 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 |
| 📅14.5y proven track record | +20% |
| 🏷Education category multiple | +6% |
| ⭐Small user base (<1K ratings) | -8% |
Final multiple18× MRR
🛠 Estimated tech stack
🍎
Native iOS (Swift / UIKit)
Medium confidence · 60%
Also possible
React NativeFlutter
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 | 139 MB |
| 🏷Category context | Education |
| 📦Mid-large iOS bundle | → Likely native Swift / UIKit (pre-2020 era) |
💀 Maintenance status
Slowing
25%
Last shipped 2026-03-19 · 65 days ago
0 · Active50 · At risk100 · 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
| 📅65 days since last update | Healthy release cadence |
| 👥Small user base (71 ratings) + 14.5y old | +10% (solo-project pattern) |
VerdictSlowing
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$3.0K/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
Direction
Tailwinds: monetization model proven
Headwinds: rating drift may slow acquisition
6 months
$2.5K – $5.9K
12 months
$2.6K – $9.4K
24 months
$2.4K – $21.7K
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
Validating · 55/100INDIE TIERSUBSCRIPTIONfinding product-market fitRevenue Strength
3.5
Product Quality
2.9
Market Position
1.8
Growth Velocity
5.0
Defensibility
7.0
Operational Safety
9.2
Founder Strength
5.3
Monetization Maturity
9.5
- 💰 Revenue: Modest — $1K - $7K/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.28★ across 71 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Low — 6% subscription complaints.
🎯 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 = $53K-$95K. Portfolio play ($20K/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 9 of 9 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Paid app ($29.99)METRIC | +$2,800 | |
| 5 starREVIEW | +$1,800 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (14y old)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| Good rating (4.3★)METRIC | +$800 | |
| Single-language (English only)METRIC | −$400 | |
| Pre-traction phase (71 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.
App Specs
🔐 Own this app? Claim & verify MRR →💾 139 MB🔞 17+📱 iOS 14.0.0+🔖 v26.3.18🔄 updated 2mo ago🌐 EN📂 Education💰 Paid🚀 Launched 2011 (14y old)
📝 About this app
palmEM: Emergency Medicine Quick Reference, Offline Guide, Point-of-Care Reference and AI Clinical Decision Support
The most comprehensive EM quick reference ever created, powered by advanced AI.
The #1 medical app in 80+ countries.
Apple's "What's Hot" and "New and Noteworthy."
WHY palmEM?
AI that actually understands medicine
• Your specific patient scenario. Your exact question. Ask anything in plain language, just like you would ask a colleague, and get tailored clinical guidance in seconds. Not generic overviews or academic deep dives. Real answers for real bedside medicine.… View full description on the official store →
The most comprehensive EM quick reference ever created, powered by advanced AI.
The #1 medical app in 80+ countries.
Apple's "What's Hot" and "New and Noteworthy."
WHY palmEM?
AI that actually understands medicine
• Your specific patient scenario. Your exact question. Ask anything in plain language, just like you would ask a colleague, and get tailored clinical guidance in seconds. Not generic overviews or academic deep dives. Real answers for real bedside medicine.… View full description on the official store →
🆕 What's New · v26.3.18
New Features and Improvements:
• Notes bug fix
• Performance optimizations
• Notes bug fix
• Performance optimizations
📅
What Worked™ · Development Pipeline
8 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 $29.99 price point
2026-05
🔄
Monetization changed: paid → free
2026-03
💲
Went paid — introduced $29.99 price point
2014-03
📈
Crossed 50 ratings — social-proof flywheel kicking in
2012-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
2012-02
⭐
Rating ↓ 4.57 → 4.13 (dropped 0.44★)
2011-12
⭐
Rating ↓ 5.00 → 4.40 (dropped 0.60★)
2011-11
🚀
First tracked snapshot — initial data captured
🗣
Voice of Customer
Based on 108 reviews across 4 markets● 89% positive · ● 5% neutral · ● 6% negative · Rating drift: -0.26★ (declining — recent 50: 4.02★ vs lifetime: 4.28★)
VADER compound sentiment per quarter (−1 = fully negative, +1 = fully positive). Each point ≥ 5 reviews.
Sentiment by country (−1 to +1)
🇺🇸 US
+0.66
🇨🇦 CA
+0.65
🇦🇺 AU
+0.31
🇧🇷 BR
+0.00
Top praise themes
easy find ×5 worth money ×5 emergency medicine ×4 highly recommend ×3 easy navigate ×3 update ×14 information ×13 one ×11
Top complaint themes
subscription ×4 ios ×4 open ×4 iphone ×4 useful ×3 free ×3 now ×3
Risk signals
Subscription complaints: 6%
🌍
Multi-Country Performance
Available in 6 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇺🇸 US | 4.29167★ | 72 | 4.29167★ this version |
| 🇯🇵 JP | 0★ | 0 | — |
| 🇨🇦 CA | 3.7★ | 10 | 3.7★ this version |
| 🇦🇺 AU | 5★ | 3 | 5★ this version |
| 🇧🇷 BR | 2★ | 1 | 2★ this version |
| 🇮🇳 IN | 0★ | 0 | — |
🔔
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- palmEM AI: EM Quick Reference
- Developer
- palmER Worldwide LLC
- Bundle ID
- com.palmem.palmem
- 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
- $20.3K/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 growth71 ratings+97% lifetimeShow 3-year history estimate ▾
Tracked (58 weeks) Pre-tracking estimate (36 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$29.99 → $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.
Full revenue analysis
Read the article-style breakdown for palmEM AI: EM Quick Reference: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
❓ Frequently Asked Questions
9 answers · auto-generated from this app's public dataHow much does palmEM AI make per month?▾
Based on our ML-calibrated revenue forecast, palmEM AI earns approximately $20K/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 palmEM AI profitable?▾
With estimated build cost $190K and monthly revenue $20K, palmEM AI looks profitable — pays back its estimated build cost in roughly 9 months at the current run-rate. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
What apps are like palmEM AI?▾
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 palmEM AI built with?▾
Our heuristic places palmEM AI on the Native iOS (Swift / UIKit) stack (Medium confidence, 60%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: React Native, Flutter.
Is palmEM AI still actively maintained?▾
Maintenance status: Slowing (25% abandonment risk). Last shipped version was 2 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would palmEM AI sell for?▾
Estimated acquisition value: $350K (marketplace range $275K – $475K). Calculated as 18× 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 palmEM AI last updated?▾
palmEM AI last shipped a new version on 2026-03-19 — 2 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes palmEM AI?▾
palmEM AI is published by palmER Worldwide LLC 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 palmEM AI's BU Score?▾
palmEM AI has a BU Score of 62/100 (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.