# COLOP Verification App

> COLOP Verification App (iPhone/iPad app by Colop Digital GmbH.)

- Source: https://appshunter.io/ios/app/colop-verification-app/id1543142521 (this page in markdown: same URL + `.md`)
- Developer: [Colop Digital GmbH](https://appshunter.io/developer/1597279120)
- Category: Utilities, Business
- Price: Free
- Age rating: 4+
- Requires: iOS 13.1 · 11 MB
- Languages: Arabic, Czech, English, French, German, Italian, Japanese, Korean, Malay, Polish and 4 more
- Released: 2020-12-17
- Data updated: 2026-05-16
- User reviews in markdown: https://appshunter.io/ios/app/colop-verification-app/id1543142521/reviews.md

## What is COLOP Verification App?

Feel confident about the authenticity of an important document, regardless if it is displayed on your screen or printed on paper. Demand the issuer to seal the document with the COLOP e-mark secure solution.
With this verification app, you can verify the seal and its context within seconds. 

Retrieve all the following details from a blockchain database:
- Authorized Organization
- Authorized Officer
- ID Number of the stamp device
- Location where the stamp was created
- Date, time and number of the stamp
- Notes made during the stamp creation
- Original image of the document


## Version history (last 5 releases)

### 1.4.1 — 2022-02-14

Solved cross-compatibility issue

### 1.4.0 — 2021-10-02

Solved cross-compatibility issue

### 1.3.0 — 2021-04-29

Thank you for using COLOP Verification App.
In this version we have improved right-to-left support and date formats.

### 1.2.2 — 2021-03-19

Thank you for using the COLOP Verification App.
In this version, we solved an issue which caused notes to be hidden.

### 1.2.1 — 2021-01-29

Thank you for using the COLOP Verification App.
In this version, we have improved the QR code verification and communication with our servers.

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## More apps by Colop Digital GmbH

- [COLOP Authentication App](https://appshunter.io/ios/app/colop-authentication-app/id1569392128)
- [COLOP e-mark go](https://appshunter.io/ios/app/colop-e-mark-go/id1597710472)

All apps by Colop Digital GmbH: https://appshunter.io/developer/1597279120

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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 2026-05-16.*