Free trial VPNs are great if you want to gauge your providers capabilities before hopping on their subscription. Some services that ask for credit card info automatically charge you at the end of your free trial. Free trials are greatly limited on desktop users, at least when it comes to free trials. Check the fine print when you sign up to a free trial VPN, to avoid any unwelcome surprises. Dont blindly follow the marketing, but you should at least glance through their refund policy.”]
Source: https://gbhackers.com/free-trial-vpns-what-you-need-to-know-in-advance/