Checking what is your IP address is very easy, and even Google will show the IP if you search for “what is my IP”. Privacy and anonymity matter for VPN users, so it is not enough just to check what is your new IP when are connected to the VPN. You also need to ensure that you can’ t be decloaked when you are behind a VPN.
Looking for an alternative to Hola so called “VPN”? These are the only serious options to consider.