For professional use, subscriptions are priced per user. You can purchase them through authorized resellers like E-SPIN Group or directly from PortSwigger. : ~$499 - $550 USD 2 Year License : ~$1,100 USD 3 Year License : ~$1,650 USD Web Security Academy: Free Online Training from PortSwigger
: If the version of Burp Suite you are using is old or modified, it may itself contain vulnerabilities that put the applications you are testing at risk. 4. Better (Legal) Alternatives Burp Suite Professional License Key Github - Google