White label app

You can order a white label app : 

Step 1: You will need to open a developer account for each business looking to have an app: https://developer.apple.com/programs/
Apple charges 99 euros / year.

Step 2: Once you're ready, you can order your Blackbell white label app below.

iOS
Setup fee: 3000 EUR 
Yearly fee: 3000 EUR / year 

Google Play
Setup fee: 3000 EUR 
Yearly fee: 3000 EUR / year