# SecurityKey NFC vs Auth NFC

The clearest difference is update cadence: SecurityKey NFC at every 3 weeks against Auth NFC's every 4 months. SecurityKey NFC also leads on iOS requirement (14.0 vs 17.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for SecurityKey NFC against 5.0 for Auth NFC. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

SecurityKey NFC ships an update every 3 weeks, Auth NFC every 4 months. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | SecurityKey NFC | Auth NFC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/securitykey-nfc/id6473890284/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/auth-nfc/id6504435036/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | Free |
| Size | 59 MB | 4 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AuthenTrend Technology Inc.](https://appshunter.io/developer/949786364) | [Thomas Wixson](https://appshunter.io/developer/645728649) |

## What reviewers say

### SecurityKey NFC

[App page](https://appshunter.io/ios/app/securitykey-nfc/id6473890284)

Manage your NFC device-bound Passkey with this app. Securely control your PIN code, fingerprint enrollment, and sign-in data for enhanced digital protection. Access your credentials from anywhere, anytime.

**Highlights:** PIN code management, Fingerprint enrollment, Sign-in data organization, NFC device integration, Secure credential management

**In-app purchases:** none


### Auth NFC

[App page](https://appshunter.io/ios/app/auth-nfc/id6504435036)

This app provides a secure way to manage your accounts using NFC technology for an extra layer of protection. It allows for easy import/export of accounts and offers options to store secrets locally or on external NFC tags and YubiKeys.

**Highlights:** NFC-based security, Import/export accounts, Store secrets on NFC tags/YubiKeys, Two-factor authentication, QR code backups

**In-app purchases:** none


## Frequently asked questions

### Is SecurityKey NFC free?

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

### Is Auth NFC free?

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

### Which has better reviews, SecurityKey NFC or Auth NFC?

SecurityKey NFC and Auth NFC are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do SecurityKey NFC or Auth NFC have ads?

Neither SecurityKey NFC nor Auth NFC shows ads.

### Which is updated more often, SecurityKey NFC or Auth NFC?

SecurityKey NFC ships an update every 3 weeks, and Auth NFC every 4 months. Most recently, SecurityKey NFC was updated on September 17, 2026 and Auth NFC on September 9, 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.*