# Ped(z) vs E

The clearest difference is review sentiment: Ped(z) at 85% against E's 0%. Ped(z) also leads on price (Free vs $1.99) and rating (4.0 vs 1.0). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Ped(z) is free to download; E costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ped(z) holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 85% of Ped(z)'s written reviews are positive against 0% of E's.

Ped(z) ships an update every 6 weeks, E every 18 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Ped(z) | E |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/pedz-pediatric-calculator/id498776330/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/e-burn-premium/id1544785818/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | **85.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 18 months |
| Monetization | **Free** | Paid |
| Size | 17 MB | 82 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Daniel Gräfe](https://appshunter.io/developer/498769632) | [Alkemiga](https://appshunter.io/developer/889659304) |

## What reviewers say

### Ped(z)

[App page](https://appshunter.io/ios/app/pedz-pediatric-calculator/id498776330)

This medical app provides pediatricians with a comprehensive set of calculators for body percentiles, blood pressure, echocardiography, and more. It supports various calculation methods and guidelines, aiding in accurate patient assessments. Developed by a pediatrician, it serves as a control tool for medical professionals.

**Highlights:** Body percentiles (height, weight, BMI), Blood pressure percentiles, Pediatric and fetal echocardiography Z-scores, Spirometry normal values, Gestational age calculation, QTc calculator, Hyperbilirubinemia thresholds

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-burn-premium/id1544785818)

This medical app assists in calculating fluid resuscitation for burn patients. It accurately measures Total Body Surface Area (TBSA) and provides fluid requirements based on established formulas. The premium version includes advanced features for skin grafting and donor sites, with recommendations from the French Burns Society.

**Highlights:** Fluid management for burn patients, TBSA measurement, Parkland and Carvajal formulas, Skin grafting and donor site drawing, SFB recommendations

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Ped(z) free?

Ped(z) is free to download, with no in-app purchases.

### Is E free?

E costs $1.99, with no in-app purchases.

### Which has better reviews, Ped(z) or E?

Ped(z) is rated higher. Ped(z) averages 4.0 out of 5 from 3 ratings, while E averages 1.0 from 1 ratings.

### Do Ped(z) or E have ads?

Neither Ped(z) nor E shows ads.

### Which is updated more often, Ped(z) or E?

Ped(z) ships an update every 6 weeks, and E every 18 months. Most recently, Ped(z) was updated on November 1, 2026 and E on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*