# ekey bionyx vs Observing

The clearest difference is ads: Observing at none against ekey bionyx's shown. Observing also leads on iOS requirement (13.0 vs 15.0). ekey bionyx's advantage is update cadence (every 2 months vs every 5 months). On price, 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.

ekey bionyx ships an update every 2 months, Observing every 5 months. The most recent releases landed on September 10, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | ekey bionyx | Observing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (19 ratings)](https://appshunter.io/ios/app/ekey-bionyx/id1484053054/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Ad-supported | — |
| Size | 228 MB | 1 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ekey biometric systems GmbH](https://appshunter.io/developer/893079825) | [Gerhard Fassnacht](https://appshunter.io/developer/1018650172) |

## What reviewers say

### ekey bionyx

[App page](https://appshunter.io/ios/app/ekey-bionyx/id1484053054)

Control access to your home with your fingerprint and manage users and devices remotely. Receive notifications when doors are opened and integrate with voice assistants for hands-free access. Expand your system and view access logs for enhanced security.

**Highlights:** Fingerprint door unlocking, Remote door opening, Push notifications for access, Voice command integration, Access log history, Expandable system

**Features:** macOS Compatibility

**In-app purchases:** none


### Observing

[App page](https://appshunter.io/ios/app/observing-il/id1607974552)

**In-app purchases:** none


## Frequently asked questions

### Is ekey bionyx free?

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

### Is Observing free?

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

### Do ekey bionyx or Observing have ads?

ekey bionyx shows ads; Observing does not.

### Which is updated more often, ekey bionyx or Observing?

ekey bionyx ships an update every 2 months, and Observing every 5 months. Most recently, ekey bionyx was updated on September 10, 2026 and Observing on September 15, 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.*