# HygieneKey vs DOMI sense

HygieneKey and DOMI sense 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.

HygieneKey ships an update every 2 months, DOMI sense every 3 months. The most recent releases landed on November 6, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | HygieneKey | DOMI sense |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | — |
| Size | 58 MB | 5 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [春华 赖](https://appshunter.io/developer/1604536904) | [DOMI Direct GmbH](https://appshunter.io/developer/1719933543) |

## What reviewers say

### HygieneKey

[App page](https://appshunter.io/ios/app/hygienekey/id1178896230)

Control smart devices integrated with a special chip through an intuitive mobile interface. Program machines, monitor battery and refill status, and set working schedules. Save and import device settings as profiles for quick configuration.

**Highlights:** Profile setting and import, Battery status indication, Refill life monitoring, Working schedule configuration, Normal/Peak time options, Device reset and service span setting, Password protection

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

**In-app purchases:** none


### DOMI sense

[App page](https://appshunter.io/ios/app/domi-sense/id6473820101)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HygieneKey free?

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

### Is DOMI sense free?

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

### Do HygieneKey or DOMI sense have ads?

Neither HygieneKey nor DOMI sense shows ads.

### Which is updated more often, HygieneKey or DOMI sense?

HygieneKey ships an update every 2 months, and DOMI sense every 3 months. Most recently, HygieneKey was updated on November 6, 2026 and DOMI sense on October 17, 2026.

---

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