# BioAuth vs nAuth

The clearest difference is update cadence: nAuth at fortnightly against BioAuth's every 3 months. BioAuth's advantage is iOS requirement (13.2 vs 15.1). 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.

BioAuth ships an update every 3 months, nAuth fortnightly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | BioAuth | nAuth |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 3 MB | 34 MB |
| Requires iOS | **13.2** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [COLLABORATIONSTUDIOS.COM, LLC](https://appshunter.io/developer/1539011938) | [Nanostuffs](https://appshunter.io/developer/435673328) |

## What reviewers say

### BioAuth

[App page](https://appshunter.io/ios/app/bioauth/id1540840827)

**In-app purchases:** none


### nAuth

[App page](https://appshunter.io/ios/app/nauth-2fa-authenticator-app/id6751160503)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BioAuth free?

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

### Is nAuth free?

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

### Do BioAuth or nAuth have ads?

Neither BioAuth nor nAuth shows ads.

### Which is updated more often, BioAuth or nAuth?

BioAuth ships an update every 3 months, and nAuth fortnightly. Most recently, BioAuth was updated on October 29, 2026 and nAuth on October 30, 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.*