# UDAN EMS vs UniEnergy

The clearest difference is update cadence: UDAN EMS at every 5 weeks against UniEnergy's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

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

UDAN EMS ships an update every 5 weeks, UniEnergy every 4 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | UDAN EMS | UniEnergy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Size | 34 MB | 29 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Anhui Udan Technology Co., Ltd.](https://appshunter.io/developer/1593792520) | [MANOS Energy GmbH](https://appshunter.io/developer/1786523222) |

## What reviewers say

### UDAN EMS

[App page](https://appshunter.io/ios/app/udan-ems/id6467070220)

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

**In-app purchases:** none


### UniEnergy

[App page](https://appshunter.io/ios/app/unienergy/id6749041620)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is UDAN EMS free?

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

### Is UniEnergy free?

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

### Do UDAN EMS or UniEnergy have ads?

Neither UDAN EMS nor UniEnergy shows ads.

### Which is updated more often, UDAN EMS or UniEnergy?

UDAN EMS ships an update every 5 weeks, and UniEnergy every 4 months. Most recently, UDAN EMS was updated on November 3, 2026 and UniEnergy on November 5, 2026.

---

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