TunnelBear has a great free VPN option that allows unpaid users to use 500MB per month, which is perfect for testing TunnelBear out.
The free data will renew monthly on the anniversary of your account creation. Data that is not used in the previous month does not roll over to the next month. You can see how much data you have remaining displayed within the TunnelBear application, or when you log into your account. If you would like unlimited tunneling for you Bear, check out our pricing here.