You can download the most recent, secure version of Affinity Designer directly from the official source without needing a product key:

Following its acquisition by Canva, Serif transitioned the entire Affinity suite to a free-to-use model. Using unauthorized "cracks" or "serial keys" from 2022 is highly discouraged as these files often contain malware and are now obsolete compared to the latest official versions.

: You can use an existing Canva account or create a new one for free to access the software.