Help Center

Here in the Kortpress Help Center you will find answers to frequently asked questions. If your topic is not listed or you would like to give us feedback, we look forward to your message!

I'm glad you're here. How can we help you?

Select a category for which you need help.


Questions and answers about prices, billing, card updates and much more

iOS certificates

Tutorial for creating iOS credentials

Google Certificates

Tutorial for creating Google Credentials


Creation of Apple Push Notification Service Credentials


Documentation for developer


Interesting for non-commercial associations and organizations

What is a UUID?

A UUID (Universally Unique Identifier) is a 128-bit number used to identify information in computer systems. A synonym for this is also the term GUID (Globally Unique Identifier).

Do I need to be a member of the Apple Developer Program?

To create and sign cards, you need to be a member of the Apple Developer Program. There a certificate will be created for you, which will be stored in your account with Kortpress and with which you can sign the card. You cand find further information about the apple developer program at:

What are Apple Credentials and what are they used for?

To be able to create digital Cards for iOS on the Kortpress web application, you need to have various files. This includes credentials,, which contains Team Identifier, Card Type Identifier, Card Certificate and the associated password. You can get these files as member of the Apple Developer Program for iOS. You can find further information about the apple developer program and kortpress at:

How can a card be loaded onto a smartphone?

Kortpress offers a landing page with the download links and a QR code at the same time. This means that a card can be conveniently installed on the smartphone. Furthermore, the individual URLs can also be supplied, via which the card can be loaded onto the device. These URLs can be delivered to your target groups via e-mail, SMS, iMessage or other services.

What graphics do I need to create a card?

Different photos, graphics and logos are required for each card. You can find information about the format when uploading on Kortpress web application. Please note that your media must be created and uploaded in a PNG format. Your logo should be transparent (without background) and in a sufficiently high quality. If you need help with the creation with the preparation, please contact us! Our support will be happy to assist you.

How do push notifications work with Apple Cards?

Push notifications are an ideal customer engagement tool to draw attention to a targeted offer or important information. However, due to technical restrictions, push notifications are always combined with a card update. Users also have the option of deactivating these notifications. Google itself does not support push notifications yet.

How can a notification be issued for a specific location?

Notifications can be defined in the Kortpress web application in the "Lock screen" area. By entering an address with a defined radius, a notification can be displayed on the user's device of the user. The corresponding card can be opened directly from the lock screen.

How can I log in to the app and how is the associated voucher created?

First, download the app. The app is available for free at the App Store for iOS and at Google Play for Android. To log in, you can create a voucher (QR code) in the web application (Kortpress Cloud) and then scan it with your smartphone.
To create a voucher, go to the dashboard in the web app (Kortpress Cloud). Under "MORE", select the "APP MANAGER" entry. Here you can generate a voucher (QR code).

What type of passport is suitable for membership cards such as clubs?

For membership or customer cards of an association, an organization or a company, the "loyalty/customer card" card type is suitable. With this type of digital membership or customer card, you have the possibility to create digital cards for individual members. Furthermore this type offers this type offers the possibility to map a level or point system.

How can I change my mail address for the invoice dispatch?

You can change the mail address for the invoice dispatch in the Control Center. To do so, click on the "Tile" icon to the left of the Kortpress logo in the Dashboard and select "Control Center" from the drop-down menu. Then click on "Invoices" in the left navigation. Via the blue "Change e-mail" button you can update your mail address for the invoice dispatch. Please note that the mail address you use to login in Kortpress can’t be changed.

How can I change my password?

You can change your password in your Control Center. To do so, click on the "Tile" icon to the left of the Kortpress logo in the Dashboard and select "Control Center" from the drop-down menu. Now click on the round "Profile" icon to the top right of your customer number and select "Account". You can set a new password via the blue "Change password" button.

How can I cancel my contract?

You can cancel your contract via the Control Center. To do so, click on the "Tile" icon to the left of the Kortpress logo in the Dashboard and select "Control Center" from the drop-down menu. Then click on "Contract-details". Use the blue "Cancel contract" button to cancel your current tariff and the contract with Kortpress.

When is a card active?

A card and all its individual installations are active and therefore billable as long as they are assigned to your account. After a card has been deleted, it is no longer active and is therefore no longer considered for billing.

What is a transaction?

Kortpress records all transactions related to a card. This includes card creation, card updates, card installations, push notifications and much more.

What is a card update?

A card update is a change to an existing card or template that affects cards. Due to technical restrictions, a card update is also necessary for sending push notifications.

How is the total number of cards calculated?

The total number of cards is the sum of the created cards and the cards that have been installed multiple times.

How can I change my tariff during an active subscription?

You can easily switch to another rate model during an active subscription. To do this, log in to the Kortpress Cloud, click on the Kortpress logo in the Navigation menu and go to the "Control Center". In the Control Center, click on "Contract-Details" and then click on "Change Tariff". Now select your desired tariff. The tariff change will take place in the following month.

What are Beacons?

Beacons are small transmitters or receivers that can send signals at specific time intervals using Bluetooth. Our Kortpress technology can pick up these signals in order to send notifications to the installed card at defined areas (e.g. at the checkout zone).

What is a P12 key?

A P12 key is a certificate from Apple that is used by various security and encryption programs. You need this certificate as part of the credentials to create digital Cards. A membership in the Apple Developer Program is required to obtain and use this file.

What happens to deleted cards?

Your customers can restore their cards that have been deleted from their smartphone at any time, by adding the cards to their mobile wallet again. Assuming they are actively stored in the Kortpress web application.

Which QR Code types are supported?

With you are able to scan besides QR Codes other commonly used barcode types: Code 128, PDF 417 and Aztec-Code.

What are the options to expire or delete cards?

There are two options for this in the Kortpress Cloud:
1. passport expire: you can set a date on the passport until when it is valid. After the expiration this date, the passport will be displayed differently on the user's device: Apple grays out the barcode on the passport. Google moves the pass to the "Expired cards" section. Suitable for e.g.: Membership cards with a special validity, admission tickets that only have a special validity, tickets. Advantage: In contrast to deleting the passport, this variant has the advantage that the card can be reactivated. can be reactivated. By updating the passport and the date, the passport becomes valid again. valid.
2. delete passport: you can delete a passport directly from Kortpress or you can set the passport for deletion on a certain date. for deletion. In both cases, the passport is completely deleted from Kortpress and marked on the devices marked as expired (see 1.) Suitable for e.g.: Mapping of cancellation/resignation of members, One-time tickets for admission or tickets.

Step 1

You need an Apple Developer Account to create Apple Card Type Certificates. Additionally you need the following information to create an Apple Card in Kortpress:

Log in to your Apple Developer Console as an administrator and select Certificates, Identifiers & Profiles

Apple Developer Console Image

Step 2

Select Identifiers from the left menu and click the + button to add a new Identifier. Select Card Type IDs from the list of Identifier and click next. Fill in the Card Type ID Description field and assign a new unique Indentifier. Confirm your entries and click Continue. Verify your name and Identifier and then register your Card Type ID.

Certificates, Identifiers & Profiles Example

Step 3

Select your created Card Type ID from the list. Create a Certificate Signing Request: (CSR, and upload it by selecting Choose File.

Create a new Certificate Example

Step 4

Download your new certificate. Double-click the certificate to add it to your keychain. Right-click on your certificate in Keychain Access App and export it as a .p12 file. Add a password to your certificate. You will need to remember this password to upload it to Kortpress later.

Add certificate in Kortpress Example

You can easily create Google Credentials using our Kortpress web application. All you need for this your e-mail address and an account name of your choice. We will take care of the rest.

Step 1

You will need an Apple Developer Account and the following information to send push notifications in Kortpress:

Log in to your Apple Developer Console as an administrator and select Certificates, Identifiers & Profiles.

Apple Card Certificates Example

Step 2

Select Keys and add a new key of type Apple Push Notification Service (APNs). After creating a key name, click Register to create the APNs certificates.

Register a new key Example

Step 3

Download the APNs file and remember the Key-ID. NOTE: The key can only be downloaded once because the server copy is removed. Keep a backup copy of your key in a safe place. Upload the .p8 file with the appropriate key ID to Kortpress.

Create new APNs Credentials Example

We offer a special tariff for non-profit associations / organizations in Kortpress. In this case a membership in the Apple Developer Program is not required. We will provide all necessary credentials in order to create and update Apple and Google cards. More information about possible use cases and the procedure in order to use Kortpress as a non-profit association / organization can be found here:

Get in touch

We'd love to hear from you

Picture of the phone