# UD Health vs UDAEF

The clearest difference is iOS requirement: UD Health at 12.0 against UDAEF's 15.1. 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.

UD Health ships an update every 3 weeks, UDAEF monthly. The most recent releases landed on October 27, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | UD Health | UDAEF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 83 MB | 76 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [ZHEJIANG YOUDIAN MEDICAL TECHNOLOGY CO,. LTD.](https://appshunter.io/developer/1781609701) | [Upper Darby Arts & Education](https://appshunter.io/developer/1796224726) |

## What reviewers say

### UD Health

[App page](https://appshunter.io/ios/app/ud-health/id6738640194)

**Features:** macOS Compatibility

**In-app purchases:** none


### UDAEF

[App page](https://appshunter.io/ios/app/udaef/id6741925507)

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

**In-app purchases:** none


## Frequently asked questions

### Is UD Health free?

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

### Is UDAEF free?

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

### Do UD Health or UDAEF have ads?

Neither UD Health nor UDAEF shows ads.

### Which is updated more often, UD Health or UDAEF?

UD Health ships an update every 3 weeks, and UDAEF monthly. Most recently, UD Health was updated on October 27, 2026 and UDAEF on November 8, 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.*