Yes! We don't use digital rights management (DRM) on our digital files, and you're welcome to transfer the files between your computer and devices.
When you order an ebook package from us, you'll get the PDF, the kindle file and the epub file for use in iBooks and other readers, and can read the book on any device.
When you order a physical book or video from us, you'll get the digital files automatically—for free, immediately after purchase—and they'll be in your OTP dashboard.