Well…the right and only answer is: Complete!
For only $499.99 you save up to 17% per year!
Univer.se has the option of other plans, including a Free Plan, but why not having full access to the magic?
You can buy it via Univer.se Web for the web version, or in the app via Apple’s technology "Apple Payments Services LLC”.
Feel free to always contact univer.se team at Univer.se Help Center!