Can I use more than one device with different OS for one account? November 25, 2020 05:51 Updated If the contract is for Smart Catalog Lite multi OS, you can use them. Related articles How can the target devices of Smart Catalog services be changed? Can I use more than one device with the same OS for one account? Can I use iPhone and iPad for one account? Is it possible to use multiple accounts on one device? The system does not prompt for the account string at the second and subsequent logins. Is this a problem?