# ECG Challenge vs EMS Drip Calc Lite

The clearest difference is price: EMS Drip Calc Lite at Free against ECG Challenge's $5.99. EMS Drip Calc Lite also leads on update cadence (every 6 weeks vs every 11 months) and ratings volume (3 vs 1). ECG Challenge's advantage is ads (none vs shown) and chart position (#108 vs unranked). On rating, in-app purchases and device support there is nothing between them.

EMS Drip Calc Lite is free to download; ECG Challenge costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for ECG Challenge against 5.0 for EMS Drip Calc Lite. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

ECG Challenge ships an update every 11 months, EMS Drip Calc Lite every 6 weeks. The most recent releases landed on October 26, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ECG Challenge | EMS Drip Calc Lite |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/ecg-challenge/id541319389/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/ems-drip-calc-lite/id6463321473/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Every 6 weeks** |
| Monetization | Paid | **Ad-supported** |
| Best chart rank | **#108** | — |
| Size | 51 MB | 72 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Limmer Creative](https://appshunter.io/developer/387423724) | [National Emergency Resource Group](https://appshunter.io/developer/1383458744) |

## What reviewers say

### ECG Challenge

[App page](https://appshunter.io/ios/app/ecg-challenge/id541319389)

**Currently charting:** #108 Top Paid · Medical (US App Store)

This app offers over 150 real-world ECG strips for medical professionals and students to practice and improve their interpretation skills. It provides detailed rationales and personalized study options to build confidence and enhance patient care.

**Highlights:** 150+ real-world ECG strips, Detailed rationales, Personalized study options, Progress tracking, Clinically obtained ECGs

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

**In-app purchases:** none


### EMS Drip Calc Lite

[App page](https://appshunter.io/ios/app/ems-drip-calc-lite/id6463321473)

This medical app simplifies complex IV drip calculations for pre-hospital care providers. It follows AHA, PALS, and ACLS guidelines, offering quick math guides and built-in formulas for accurate medication administration in high-pressure situations.

**Highlights:** IV drip calculations, AHA, PALS, ACLS guidelines, Pre-hospital focus, Quick math guides, Built-in formulas, Error prevention double-check

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ECG Challenge free?

ECG Challenge costs $5.99, with no in-app purchases.

### Is EMS Drip Calc Lite free?

EMS Drip Calc Lite is free to download, with no in-app purchases.

### Which has better reviews, ECG Challenge or EMS Drip Calc Lite?

ECG Challenge and EMS Drip Calc Lite are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do ECG Challenge or EMS Drip Calc Lite have ads?

EMS Drip Calc Lite shows ads; ECG Challenge does not.

### Which is updated more often, ECG Challenge or EMS Drip Calc Lite?

ECG Challenge ships an update every 11 months, and EMS Drip Calc Lite every 6 weeks. Most recently, ECG Challenge was updated on October 26, 2026 and EMS Drip Calc Lite on October 5, 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.*