# HIE Calculator vs PedMed

The clearest difference is in-app purchases: HIE Calculator at none against PedMed's 1. HIE Calculator also leads on iOS requirement (13.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PedMed sells 1 in-app purchase, starting at $1.99 per year. HIE Calculator asks for nothing beyond the download.

HIE Calculator ships an update monthly, PedMed every 2 months. The most recent releases landed on October 16, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | HIE Calculator | PedMed |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 2 MB | 9 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [khorshid mohammad](https://appshunter.io/developer/1532738698) | [James Greatorex](https://appshunter.io/developer/1713397615) |

## What reviewers say

### HIE Calculator

[App page](https://appshunter.io/ios/app/hie-calculator/id1275901770)

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

**In-app purchases:** none


### PedMed

[App page](https://appshunter.io/ios/app/pedmed/id6470312923)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Premium Access | $1.99 | per year |


## Frequently asked questions

### Is HIE Calculator free?

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

### Is PedMed free?

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

### Do HIE Calculator or PedMed have ads?

Neither HIE Calculator nor PedMed shows ads.

### Which is updated more often, HIE Calculator or PedMed?

HIE Calculator ships an update monthly, and PedMed every 2 months. Most recently, HIE Calculator was updated on October 16, 2026 and PedMed on November 7, 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.*