If you purchased Syntorial on or after July 28, 2025: You can use a single user's progress across unlimited devices.

If you purchased Syntorial before July 28, 2025: You can use multiple users' progress on up to two computers so long as both computers are owned and used by you, as well as one iPad.

Note: If you purchased Syntorial before July 28, 2025, but would like to opt into the new unlimited device model, use the Contact Us button at the top of the page and let us know.