If you do not have a credit card or do not want to use it for online purchases you now have the option to purchase Lifesum Premium without credit card on Android and iOS.
In iTunes you have the option to purchase subscriptions by choosing the payment option
mobile phone billing offered in the list of payment options (German:
https://support.apple.com/de-de/HT205102)
In GooglePlay you have the option to purchase subscriptions by choosing the payment option
D
irect carrier billing
(payment by mobile phone bill) offered in the list of payment options.
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