Name: Private Internet Access VPN
URL:https://www.privateinternetaccess.com/
Free trial:7 day money back guarantee 
Pros: 

• Lowest yearly price  
• 3300+ servers in 30+ countries 
• Good download speed 
• Strong stance on customer privacy – No log policy  
• Supports P2P file sharing and BitTorrent. 
• Connection kill switch feature 
• 10 simultaenous connections permitted 
• Ad blocking 
• Multiplatform support 
• Excellent app interface 

Cons: 

• Only 7 day refund policy 
• Based in US