The Tolan app features AI companions from Planet Portola. They are designed to help users feel grounded and confident, according to the startup that created them. (Tolan Image) The startup behind the colorful, animated AI companions called Tolan raised $20 million in new funding and has seen significant traction since officially launching earlier this year. San Francisco-based Portola launched Tolan as an iOS app in February. The alien creatures — from the Planet Portola — are matched to a user ...