# AT.AuthFi Authenticator vs QuantumPass

The clearest difference is in-app purchases: AT.AuthFi Authenticator at none against QuantumPass's 3. AT.AuthFi Authenticator also leads on iOS requirement (14.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. QuantumPass sells 3 one-off in-app purchases. AT.AuthFi Authenticator asks for nothing beyond the download.

## The numbers

| Metric | AT.AuthFi Authenticator | QuantumPass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 10 months |
| Size | 34 MB | 3 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [AuthenTrend Technology Inc.](https://appshunter.io/developer/949786364) | [Valerie Otero](https://appshunter.io/developer/1848585337) |

## What reviewers say

### AT.AuthFi Authenticator

[App page](https://appshunter.io/ios/app/atauthfi-authenticator/id1613903768)

**In-app purchases:** none


### QuantumPass

[App page](https://appshunter.io/ios/app/quantumpass/id6755789663)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small coffee | $1.99 | one-time |
| Medium coffee | $3.99 | one-time |
| Large coffee | $5.99 | one-time |


## Frequently asked questions

### Is AT.AuthFi Authenticator free?

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

### Is QuantumPass free?

QuantumPass is free to download, with in-app purchases available.

### Do AT.AuthFi Authenticator or QuantumPass have ads?

Neither AT.AuthFi Authenticator nor QuantumPass 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.*