# Echocardio Notes vs Doki Ai

Echocardio Notes and Doki Ai are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Echocardio Notes ships an update every 6 weeks, Doki Ai every 3 weeks. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Echocardio Notes | Doki Ai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/echocardio-notes/id1558887351/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 12 MB | 54 MB |
| Requires iOS | 13.4 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Web Artisans, Unipessoal Lda](https://appshunter.io/developer/1279073298) | [Durim Panxha](https://appshunter.io/developer/1748426995) |

## What reviewers say

### Echocardio Notes

[App page](https://appshunter.io/ios/app/echocardio-notes/id1558887351)

This medical reference app offers quick access to current echocardiography values and protocols. Its clean interface provides essential information for healthcare professionals on smartphones and tablets.

**Highlights:** Up-to-date reference values, Echocardiography protocols, Quick and intuitive interface, Smartphone and tablet compatible, Free to use

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

**In-app purchases:** none


### Doki Ai

[App page](https://appshunter.io/ios/app/doki-ai/id6738096222)

**In-app purchases:** none


## Frequently asked questions

### Is Echocardio Notes free?

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

### Is Doki Ai free?

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

### Do Echocardio Notes or Doki Ai have ads?

Neither Echocardio Notes nor Doki Ai shows ads.

### Which is updated more often, Echocardio Notes or Doki Ai?

Echocardio Notes ships an update every 6 weeks, and Doki Ai every 3 weeks. Most recently, Echocardio Notes was updated on October 11, 2026 and Doki Ai on October 2, 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.*