If you need to use Redshift 3.5.19 or later versions, you should use the official channels to ensure a secure installation: Free Trial : Maxon offers a 14-day free trial
To give you a better recommendation, are you looking for with a specific version, or are you trying to decide if Redshift is worth the subscription for your current hardware? redshift+gpu+3519+trial+resetrar+link
Students and teachers can often access the full suite for a significantly reduced cost or for free through Maxon's Education program . If you need to use Redshift 3