SubtleSTEMI vs PED
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SubtleSTEMI
This medical app calculates the formula from a specific research paper to help differentiate early repolarization from subtle anterior ST-segment elevation myocardial infarction. It provides a tool for medical professionals to aid in diagnosis.
- ECG formula implementation
- Differentiates early repolarization
- Identifies subtle anterior ST-segment elevation myocardial infarction
- Diagnostic aid for medical professionals
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Calculator implementing the formula from the paper, "Electrocardiographic differentiation of early repolarization from subtle anterior st-segment elevation myocardial infarction," by Smith, et al.
PED
This medical app provides critical pediatric dosing information for over 170 drugs and infusions, along with vital sign references and calculators. It's designed for emergency medical professionals to quickly access essential data for small patients.
- Pediatric drug dosing information
- Over 170 common drugs and infusions
- Weight-based vital sign ranges
- Medication infusion calculations
- Medical and trauma references
- Clinical decision support calculators
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When seconds matter, you need an app that shows you all the information you need without any extra clutter. PED-ER is designed for emergency medicine physicians, nurses, and paramedics and gives pediatric dosing information for over 170 different commonly-used drugs and infusions. - Access dose, concentration, volume, and amount per kg for a wide selection of emergency medications - Weight-based "normal" vital sign reference ranges and equipment sizes - Concentration, rate, amount per kg, and volumes of administration for common medication infusions - A huge range of pediatric medical+trauma references and calculators to help support your clinical decision making Try it today for free! This application is intended for medical professionals only. Always consult a physician in addition to using this application and before making any medical decisions.
Screenshots
Verdict
The clearest difference is rating: PED at 4.9 against SubtleSTEMI's 4.2. SubtleSTEMI's advantage is in-app purchases (none vs 3) and iOS requirement (10.0 vs 15.1). On price, ratings volume, update cadence and ads 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
Both are free to download. PED sells 3 in-app purchases, starting at $5.99 per 3 months. SubtleSTEMI asks for nothing beyond the download.
PED holds the better App Store score, 4.9 against 4.2. Both are backed by a comparable volume of ratings — 9 and 7 respectively.
SubtleSTEMI ships an update every 8 months, PED every 10 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | SubtleSTEMI | PED |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (9 ratings) | 4.9 (7 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 9 — better | 7 |
| Update frequency | Every 8 months — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 15 MB | 49 MB |
| Age rating | 17+ | 17+ |
| Developer | Mark Newcomb | Tsai Newcomb Technology LLC |
Customer experience
SubtleSTEMI
PED
In-app purchases
SubtleSTEMI
No in-app purchases
PED
- 3 Month Subscription$5.993 Months
- 6 Month Subscription$10.996 Months
- One Year Subscription$19.991 Year
