# KDM Inspector vs SecurityKey NFC

The clearest difference is price: SecurityKey NFC at Free against KDM Inspector's $2.99. SecurityKey NFC also leads on rating (5.0 vs 4.0) and update cadence (every 3 weeks vs every 38 months). On ratings volume, ads, in-app purchases and device support there is nothing between them.

SecurityKey NFC is free to download; KDM Inspector costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SecurityKey NFC holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

KDM Inspector ships an update every 38 months, SecurityKey NFC every 3 weeks. The most recent releases landed on September 30, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | KDM Inspector | SecurityKey NFC |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/kdm-inspector/id837578321/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/securitykey-nfc/id6473890284/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 59 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jonathan Judelson](https://appshunter.io/developer/813495416) | [AuthenTrend Technology Inc.](https://appshunter.io/developer/949786364) |

## What reviewers say

### KDM Inspector

[App page](https://appshunter.io/ios/app/kdm-inspector/id837578321)

This utility app helps professionals working with Digital Cinema Packages (DCPs) and KDM encryption keys. It allows users to quickly open and view essential key information directly from their iOS device, supporting various file formats.

**Highlights:** Open KDM keys from email, View key active and expiration times, See show player public key and UUID, Supports .xml and .zip KDM files, Mobile DCP/KDM management

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is KDM Inspector free?

KDM Inspector costs $2.99, with no in-app purchases.

### Is SecurityKey NFC free?

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

### Which has better reviews, KDM Inspector or SecurityKey NFC?

SecurityKey NFC is rated higher. KDM Inspector averages 4.0 out of 5 from 1 ratings, while SecurityKey NFC averages 5.0 from 1 ratings.

### Do KDM Inspector or SecurityKey NFC have ads?

Neither KDM Inspector nor SecurityKey NFC shows ads.

### Which is updated more often, KDM Inspector or SecurityKey NFC?

KDM Inspector ships an update every 38 months, and SecurityKey NFC every 3 weeks. Most recently, KDM Inspector was updated on September 30, 2026 and SecurityKey NFC on September 17, 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.*