Setapp offers three subscription plans:
- Monthly, which costs $9.99 per month (+ VAT),
- Annual, which costs $107.88 per year (+ VAT), and
- Educational, which costs $59.88 per year (+ VAT).
The price is fixed and it doesn’t change over time. Also, there are no additional charges.
Note that all new users get a free trial period within all subscription plans (note that you don't get another free trial period if you change your plan).
More information about charges and prices is available here.