# Eko vs CHI Memorial EMS Protocols

The clearest difference is rating: Eko at 4.9 against CHI Memorial EMS Protocols's 4.0. Eko also leads on update cadence (fortnightly vs every 15 months) and ratings volume (11K vs 1). CHI Memorial EMS Protocols's advantage is in-app purchases (none vs 2) and iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Eko sells 2 in-app purchases, starting at $12.99 per month. CHI Memorial EMS Protocols asks for nothing beyond the download.

Eko holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: Eko has 11K ratings behind it against 1, so its average is the more settled of the two.

Eko ships an update fortnightly, CHI Memorial EMS Protocols every 15 months. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Eko | CHI Memorial EMS Protocols |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (11K ratings)](https://appshunter.io/ios/app/eko-digital-stethoscope-plus-ecg/id1026457544/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/chi-memorial-ems-protocols/id6452803201/reviews) |
| Number of ratings | **11K** | 1 |
| Positive reviews | 51.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 15 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#6** | — |
| Size | 159 MB | 28 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Eko Health, Inc.](https://appshunter.io/developer/505874291) | [Acid Remap LLC](https://appshunter.io/developer/323130617) |

## What reviewers say

### Eko

[App page](https://appshunter.io/ios/app/eko-digital-stethoscope-plus-ecg/id1026457544)

**Currently charting:** #6 Top Grossing · Medical (US App Store)

This app enhances patient exams by detecting heart and lung conditions early. It records and analyzes sounds, builds patient profiles, and generates shareable reports. Compatible with digital stethoscopes for seamless integration into clinical workflows.

**Highlights:** Detect structural murmurs, Flag AFib, tachycardia, bradycardia, Guided heart and lung exams, Wireless audio playback, Auto-connect to stethoscope, Record and save sounds/ECG, Build patient profiles, Generate PDF reports

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Eko+ Monthly Membership | $12.99 | per month |
| Eko+ Annual Membership | $119.99 | per year |

**What reviewers like**

- 🚀 Clear sound amplification
- 🚀 Useful for noisy environments
- 👍 Convenient Bluetooth connectivity
- 👍 Helpful for hearing-impaired providers
- 👍 Valuable for cardiac/respiratory assessment

**What reviewers complain about**

- 🐛 Bluetooth connectivity issues
- 🔋 High battery consumption
- 👎 Subscription model for key features
- 👎 Reduced functionality after app updates
- 👎 Poor audio playback quality

**Reported bugs**

- Inconsistent heart rate detection
- Inability to save/playback recordings
- Frequent error messages during use

**Requested features**

- Apple Watch app integration
- Independent volume control for heart/lung modes
- Ability to save/share recordings without subscription
- Improved background noise cancellation


### CHI Memorial EMS Protocols

[App page](https://appshunter.io/ios/app/chi-memorial-ems-protocols/id6452803201)

Access CHI Memorial EMS protocols and supporting materials offline. Features quick indexed lookup, search, and customizable notes. Content is updated regularly and always available on your device.

**Highlights:** Offline protocol access, Quick indexed lookup, Search titles and text, Favorites tab, Customizable notes, Regular content updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Eko free?

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

### Is CHI Memorial EMS Protocols free?

CHI Memorial EMS Protocols is free to download, with no in-app purchases.

### Which has better reviews, Eko or CHI Memorial EMS Protocols?

Eko is rated higher. Eko averages 4.9 out of 5 from 11K ratings, while CHI Memorial EMS Protocols averages 4.0 from 1 ratings.

### Do Eko or CHI Memorial EMS Protocols have ads?

Neither Eko nor CHI Memorial EMS Protocols shows ads.

### Which is updated more often, Eko or CHI Memorial EMS Protocols?

Eko ships an update fortnightly, and CHI Memorial EMS Protocols every 15 months. Most recently, Eko was updated on November 11, 2026 and CHI Memorial EMS Protocols on November 3, 2026.

---

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