If you want near lossless speed viking vpn are your best bet; they are damn expensive though

I use Zenmate, pretty good, have it on all devices, . better speeds than Express and IPvanish too. Cheap also.

Is a VPN necessary for IPTV?

AirVPN will recommend. - https://airvpn.org/

Dont trust any VPN that is hosted or is based from America or I wouldn't trust any VPN in the 5-eyes countries (echelon).

Best read up on Which VPN Services Take Your Anonymity Seriously? https://torrentfreak.com/vpn-services-anonymous-review-2017-170304/

Also If you want objective analysis look check at thatoneprivacysite https://thatoneprivacysite.net/

VPN services have become an important tool to counter the growing threat of Internet surveillance. Encrypting one's traffic through a VPN connection helps to keep online communications private, but is your VPN truly anonymous? We take a look at the logging policies of dozens of top VPN providers