# Adacom Authenticator vs GEYER SMART

The clearest difference is iOS requirement: Adacom Authenticator at 9.0 against GEYER SMART's 14.0. 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.

Adacom Authenticator ships an update every 19 months, GEYER SMART every 10 months. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Adacom Authenticator | GEYER SMART |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/geyer-smart/id1514565916/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 10 months** |
| Monetization | — | Free |
| Size | 6 MB | 209 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ADACOM SA](https://appshunter.io/developer/1447478028) | [GEYER](https://appshunter.io/developer/1241575622) |

## What reviewers say

### Adacom Authenticator

[App page](https://appshunter.io/ios/app/adacom-authenticator/id1447478029)

**Features:** macOS Compatibility

**In-app purchases:** none


### GEYER SMART

[App page](https://appshunter.io/ios/app/geyer-smart/id1514565916)

Control your smart home devices remotely from anywhere. Manage multiple appliances simultaneously, set timers for automated functions, and easily share device access with family members. The app offers a quick and straightforward connection process to your devices.

**Highlights:** Remote device control, Simultaneous multi-device management, Customizable timers, Device sharing with family, Easy device connection

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

**In-app purchases:** none


## Frequently asked questions

### Is Adacom Authenticator free?

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

### Is GEYER SMART free?

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

### Do Adacom Authenticator or GEYER SMART have ads?

Neither Adacom Authenticator nor GEYER SMART shows ads.

### Which is updated more often, Adacom Authenticator or GEYER SMART?

Adacom Authenticator ships an update every 19 months, and GEYER SMART every 10 months. Most recently, Adacom Authenticator was updated on October 8, 2026 and GEYER SMART on October 6, 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.*