# Oplon Authenticator vs GMtech

The clearest difference is iOS requirement: GMtech at 12.0 against Oplon Authenticator's 14.0. 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.

## The numbers

| Metric | Oplon Authenticator | GMtech |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Size | 23 MB | 37 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oplon Networks srl](https://appshunter.io/developer/1572413219) | [GM Outdoor](https://appshunter.io/developer/1837853910) |

## What reviewers say

### Oplon Authenticator

[App page](https://appshunter.io/ios/app/oplon-authenticator/id6450955336)

**Features:** macOS Compatibility

**In-app purchases:** none


### GMtech

[App page](https://appshunter.io/ios/app/gmtech/id6752009314)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Oplon Authenticator free?

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

### Is GMtech free?

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

### Do Oplon Authenticator or GMtech have ads?

Neither Oplon Authenticator nor GMtech shows ads.

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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.*