Comparison

ECG Pro | Road to Mastery vs SOFA ⊗

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ECG Pro | Road to Mastery

Master ECG interpretation with real-world cases and interactive learning modes. This app offers detailed analysis of over 3,500 ECG recordings, helping healthcare professionals and students build confidence and sharpen their diagnostic skills.

Highlights
  • 3,500+ real 12-lead ECG cases
  • Raw waveform data at pixel-level detail
  • Expert interpretations with 100+ findings
  • Play Mode with audible heartbeat cues
  • Read Mode for self-paced interpretation
  • Browse and search by finding or waveform feature
  • 12x1, 6x2, or 4x3 lead layouts
Features
Read full description

ECG Pro | 12-Lead ECG Cases & Reference Real ECGs. Real cases. Real confidence. Whether you're a medical student finding your feet or a seasoned clinician keeping your skills sharp, ECG Pro gives you a hands-on way to master ECG interpretation, at your own pace, on your own device. Trusted by 5 million healthcare professionals worldwide. Learn from real-world cases, not textbook diagrams Every one of our 3,500+ cases comes from actual 12-lead ECG recordings captured at 500Hz, raw waveform data you can examine at pixel-level detail, not static images. Each case includes a full expert interpretation covering 100+ findings across arrhythmias, conduction disorders, ST changes, hypertrophy, and more. Two ways to learn Play Mode: watch the trace unfold in real time with audible heartbeat cues, just like a bedside monitor Read Mode: interpret a printed 12-lead tracing at your own pace, then check the expert read Built for how clinicians actually work Browse by finding: AFib, VT, ST elevation, QT prolongation, and more Search by waveform feature, type "flat T wave" or "escape rhythm" and find it instantly View in 12×1, 6×2, or 4×3 lead layouts P / QRS / T wave annotations across all 12 leads Bookmark cases for later review Share cases as PDF with colleagues or students For everyone in healthcare Medical students building a cardiology foundation. Physicians and practitioners staying sharp. Nurses and paramedics recognising critical rhythms. Teachers with a ready-made library of teaching cases. Findings include Atrial Flutter · Atrial Fibrillation · Ventricular Fibrillation · SVT · Ventricular Tachycardia · PVC / PAC Bigeminy & Trigeminy · Escape Rhythms · QT Prolongation · Short QT · ST Elevation · Ventricular Hypertrophy · High Voltage · S1S2S3 Pattern · and many more Terms of Use (EULA) - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

SOFA ⊗

This medical app calculates the Sequential Organ Failure Assessment (SOFA) score. It assesses organ system performance and assigns a score to determine the risk of mortality for ICU patients. A higher SOFA score indicates a greater likelihood of mortality.

Highlights
  • SOFA score calculation
  • Organ system assessment
  • Mortality risk determination
  • ICU patient data analysis
Read full description

The Sequential Organ Failure Assessment (SOFA) score is the interactive scoring system that assesses the performance of several organ systems in the body & assigns a score based on the data obtained in each category. After sofa score calculation process, it generates the risk of mortality for ICU patients. The higher the SOFA score, the higher the likely mortality.

Screenshots

ECG Pro | Road to Mastery4 screens
SOFA ⊗4 screens

Verdict

The call

The clearest difference is in-app purchases: SOFA ⊗ at none against ECG Pro | Road to Mastery's 5. SOFA ⊗ also leads on rating (5.0 vs 4.5) and iOS requirement (9.0 vs 17.6). ECG Pro | Road to Mastery's advantage is update cadence (every 9 days vs every 4 months) and ratings volume (3.6K vs 1). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ECG Pro | Road to Mastery sells 5 in-app purchases, starting at $4.99 per month. SOFA ⊗ asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SOFA ⊗ holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: ECG Pro | Road to Mastery has 3.6K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

ECG Pro | Road to Mastery ships an update every 9 days, SOFA ⊗ every 4 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

Scorecard6 real differences · 4 level
ECG Pro | Road to Mastery versus SOFA ⊗: the parameters behind the verdict, then further details
ParameterECG Pro | Road to MasterySOFA ⊗
PriceFreeFree
Rating4.5 (3.6K ratings)5.0 (1 ratings) — better
Positive reviews75.5% of reviews—
Number of ratings3.6K — better1
Update frequencyEvery 9 days — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, Apple TViPhone, iPad, iPod
Requires iOS17.69.0 — better
Further details — not scored
Size110 MB9 MB
Age rating12+4+
DeveloperWMS, IncMd. Mamun-Ur-Rashid

Customer experience

ECG Pro | Road to Mastery

All ratings3,637 ratings
Positive89.0%
Neutral4.2%
Negative6.8%
Written reviews319 reviews
Positive75.5%
Neutral7.2%
Negative17.2%

SOFA ⊗

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

ECG Pro | Road to Mastery

Reported bugs

3 issues
  • Inability to request refunds
  • Setup issues with Verizon account requirement
  • Crashes and freezes on certain devices

Requested features

5 requests
  • Ability to hide ECG interpretation results
  • Option to set user profile (age, weight, etc.)
  • Ability to favorite specific ECGs for quizzing
  • Inclusion of 12-lead ECG examples
  • Integration with Apple Watch for ECG recording

SOFA ⊗

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

ECG Pro | Road to Mastery

Subscriptions3
  • ECG Pro Monthly$4.991 Month
  • ECG Pro Yearly1 Year trial$14.991 Year
  • ECG Pro Yearly Family Sharing$19.991 Year
One-time2
  • ECG Pro$49.99
  • ECG Pro + Family Sharing$59.99
None

SOFA ⊗

No in-app purchases

Questions

Is ECG Pro | Road to Mastery free?
ECG Pro | Road to Mastery is free to download, with in-app purchases available.
Is SOFA ⊗ free?
SOFA ⊗ is free to download, with no in-app purchases.
Which has better reviews, ECG Pro | Road to Mastery or SOFA ⊗?
SOFA ⊗ is rated higher. ECG Pro | Road to Mastery averages 4.5 out of 5 from 3.6K ratings, while SOFA ⊗ averages 5.0 from 1 ratings.
Do ECG Pro | Road to Mastery or SOFA ⊗ have ads?
Neither ECG Pro | Road to Mastery nor SOFA ⊗ shows ads.
Which is updated more often, ECG Pro | Road to Mastery or SOFA ⊗?
ECG Pro | Road to Mastery ships an update every 9 days, and SOFA ⊗ every 4 months. Most recently, ECG Pro | Road to Mastery was updated on November 6, 2026 and SOFA ⊗ on November 2, 2026.

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