What is the best OST to PST Converter software for Mac users? Homepage › Forums › General › What is the best OST to PST Converter software for Mac users? Tagged: ost to pst This topic has 6 replies, 7 voices, and was last updated 2 weeks, 5 days ago by parisbarber. You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In