# aquama vs Elan CHD Event

The clearest difference is iOS requirement: aquama at 9.0 against Elan CHD Event's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

aquama ships an update every 6 weeks, Elan CHD Event every 5 weeks. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | aquama | Elan CHD Event |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Size | 114 MB | 59 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [aquama](https://appshunter.io/developer/1300509541) | [Invent App](https://appshunter.io/developer/1437267222) |

## What reviewers say

### aquama

[App page](https://appshunter.io/ios/app/aquama/id1300509542)

**Features:** macOS Compatibility

**In-app purchases:** none


### Elan CHD Event

[App page](https://appshunter.io/ios/app/elan-chd-event/id6752347421)

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

**In-app purchases:** none


## Frequently asked questions

### Is aquama free?

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

### Is Elan CHD Event free?

Elan CHD Event is free to download, with no in-app purchases.

### Do aquama or Elan CHD Event have ads?

Neither aquama nor Elan CHD Event shows ads.

### Which is updated more often, aquama or Elan CHD Event?

aquama ships an update every 6 weeks, and Elan CHD Event every 5 weeks. Most recently, aquama was updated on October 26, 2026 and Elan CHD Event on October 28, 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.*