Can I use Hellosaurus on multiple devices? James Ruben December 10, 2020 18:18 Updated Yes! Once you’ve created a Hellosaurus account you can log in on all your iOS devices. Related articles How much does Hellosaurus cost? What devices can I use for Hellosaurus? Can I try Hellosaurus for free? Someone sent me a subscription as a gift, what do I do? Is my kid the right age for Hellosaurus? Comments 0 comments Please sign in to leave a comment.