# O-KEY Verifier

> O-KEY Verifier (iPhone/iPad app by PUFin ID A/S.)

- Source: https://appshunter.io/ios/app/o-key-verifier/id1614643755 (this page in markdown: same URL + `.md`)
- Developer: [PUFin ID A/S](https://appshunter.io/developer/1614643757)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 16.0 · 34 MB
- Languages: American English
- Released: 2022-08-08
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/o-key-verifier/id1614643755/reviews.md

## What is O?

What is an O—KEY ?

An O-KEY is the smartest and safest way to guarantee product authenticity when and where you need it. The O-KEY is embedded in a QR code with a unique pattern of particles. By scanning the QR code, the O-KEY Verifier can detect if the product is genuine by focusing on the embedded particles. The O-KEY is easy to apply, impossible to copy and gives the end consumer instant peace of mind.

This unique technology empowers companies to keep their brand promise and works within industries such as: Luxury, Traceability, Security, Automotive, Packaging and Food and Beverage.

The O-KEY Verifier contains features such as:
 - The O-KEY scan function
 - User guidance on how to scan
 - Instant validation
 - Embedded information within the O-KEY
 - A list of all previous scans
 - Change password and delete profile


## Version history (last 5 releases)

### 2.6.4 — 2026-03-19

• Added a password reveal option for easier login
• Improved access to support directly from your profile page
• Added access to camera permission settings directly from the app
• Your email now persists after logout, so logging back in is quicker

### 2.6.3 — 2026-02-13

- Fixed an issue where O-Key content items with similar URLs could incorrectly be displayed with the same name.

### 2.6.2 — 2025-03-25

Geolocation tracking option available and small text adjustments.

### 2.6.1 — 2025-03-17

Geolocation tracking option available and small text adjustments.

### 2.6.0 — 2025-03-06

App Clip changes to enable integration with web apps.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*