No. The free plan uses the same browser kernel and the same fingerprint engine as the paid plans. The limits are on how many (3 profiles) and on teamwork (no sharing or handing profiles to another account), not on quality. Cutting quality on the free plan would get trial users banned and leave them with the wrong idea about the product.
No, and anyone promising that is overselling. A fingerprint is one signal among several - behaviour, proxy quality and account history matter just as much. SigoLogin removes the fingerprint signal and warns you when your configuration contradicts itself. The rest depends on how you work.
Yes. Import profiles with their cookies from a file. The Local API is still being built; once it ships it keeps AdsPower-compatible syntax, so the automation scripts you already run will need almost no changes.
Windows 10 and 11, and macOS 13 or later. There are builds for both Intel and Apple silicon. Linux is not started.
These are two separate things: profiles that present themselves as Linux, Android or iOS are still being built. Today a profile reports Windows or macOS, whichever you pick, whatever machine you sit at.
On your machine, unless you share the profile or give a team member its group. Then a bundle with its cookies goes to our server, which stores it encrypted with AES-256-GCM under a key we hold.