The basic version of Whist (with limited cloud tabs usage), will be free, forever.
For full cloud tabs support, we'll be charging a subscription fee as an add-on on top of the browser. We're still figuring out exactly what the pricing tiers will be, but we expect it to be in the 10-15$ range.
I would feel way more comfortable with a paid application. Otherwise, how are you paying for the cloud compute time? Also, where is the company based and who are the funders?
Charging a subscription fee is the primary way for which we would pay for cloud compute time -- but we're thinking there will be a version of Whist which will have very limited amount of compute time and be free (a sort of free trial if you will)
For full cloud tabs support, we'll be charging a subscription fee as an add-on on top of the browser. We're still figuring out exactly what the pricing tiers will be, but we expect it to be in the 10-15$ range.