Information on TWINT for business customers can be found at https://www.twint.ch/en/business-customers/.
Integration
1. Set up TWINT business login
Register under: Create TWINT Account
You will then be redirected to the start page.
2. Make settings with TWINT
Now first navigate to «Stores». Then click on «Add online store». Then fill out the form and click on continue.
3. Choose Payrexx
At step 2, select «PSP (Payment Service Provider)» and choose Payrexx. Enter your account details below and click on «Next». Check your details and then click on Save.
4. UUID-Nummer
Your online store is now added. Copy your UUID number.
5. Add TWINT to Payrexx
Now log in to your Payrexx account: Payrexx Login. Go to «Payment providers» and select TWINT as the payment method under «Available in Switzerland > Other». Enter your UUID there.
6. Choose Payrexx Page
Now go to «Pages > Overview» in your dashboard and edit your page. Under Payment options, set TWINT to visible and click Save. Your TWINT account is now connected to your Payrexx Page and your customers can conveniently pay with TWINT.
Testing
To make test payments via TWINT, it is necessary to download the TWINT Configurator app. You can find the app in your Apple or Android store.
Open the app and select the «PAT» environment under «Environment». To top up your trial account, you will need voucher codes, which are available upon request.
Here you can find more precise instructions from TWINT itself: