# MeLiSA vs PED

The clearest difference is in-app purchases: MeLiSA at none against PED's 3. MeLiSA also leads on update cadence (every 2 weeks vs every 10 months). PED's advantage is iOS requirement (15.1 vs 18.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. PED sells 3 in-app purchases, starting at $5.99 per 3 months. MeLiSA asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for MeLiSA against 4.9 for PED. Both are backed by a comparable volume of ratings — 12 and 7 respectively.

MeLiSA ships an update every 2 weeks, PED every 10 months. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | MeLiSA | PED |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (12 ratings)](https://appshunter.io/ios/app/melisa/id1567075609/reviews) | [4.9 (7 ratings)](https://appshunter.io/ios/app/ped-er/id1568969247/reviews) |
| Number of ratings | **12** | 7 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 10 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 65 MB | 49 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Echo Healthcare Inc](https://appshunter.io/developer/1567075611) | [Tsai Newcomb Technology LLC](https://appshunter.io/developer/1568969249) |

## What reviewers say

### MeLiSA

[App page](https://appshunter.io/ios/app/melisa/id1567075609)

This app connects users with simulation experts for immediate support, reducing operational downtime. It offers various communication methods, feedback options, and access to FAQs to ensure efficient problem resolution.

**Highlights:** On-demand support sessions, Connect with Emergency Simulator Responders, Chat, phone, and video communication, Rate and provide feedback on support, Access frequently asked questions, Schedule support sessions

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

**In-app purchases:** none


### PED

[App page](https://appshunter.io/ios/app/ped-er/id1568969247)

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.

**Highlights:** 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

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Month Subscription | $5.99 | per 3 months |
| 6 Month Subscription | $10.99 | per 6 months |
| One Year Subscription | $19.99 | per year |


## Frequently asked questions

### Is MeLiSA free?

MeLiSA is free to download, with no in-app purchases.

### Is PED free?

PED is free to download, with in-app purchases available.

### Which has better reviews, MeLiSA or PED?

MeLiSA and PED are both rated 4.9 out of 5 on the App Store, from 12 and 7 ratings respectively.

### Do MeLiSA or PED have ads?

Neither MeLiSA nor PED shows ads.

### Which is updated more often, MeLiSA or PED?

MeLiSA ships an update every 2 weeks, and PED every 10 months. Most recently, MeLiSA was updated on October 15, 2026 and PED on October 8, 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.*