Many of these have free or "freemium" tiers available directly from the developer's official website. How to Get Legitimate Access
The description says "Link in bio." You go to a “generator” website. It asks you to complete a survey (“Verify you are human”). The survey asks for your phone number. You are now subscribed to a $9.99/week SMS service. Finally, you download a file. It is not a license key. It is a .exe (Windows) or a fake .dmg (Mac) that installs adware. Amp Free License Key
: Uses a stripped-down version of HTML to ensure instantaneous loading on mobile browsers. Optimization Many of these have free or "freemium" tiers
What could be better
You do not need a "license key" at all for these. They are freeware, open source, or donation-ware. Amp Free License Key