When comparing Roll your own VPN vs VPN.ac, the Slant community recommends VPN.ac for most people. In the question“What is the best VPN provider? ” VPN.ac is ranked 26th while Roll your own VPN is ranked 75th. The most important reason people chose VPN.ac is:
VPN.ac has fast throughput rates.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Single IP
Quite often with VPN services you get a shared IP, here you get one all to yourself. This means you are far less likely to be blocked.
Pro Cheap
Depending on your use case, a cheap unmetered VPS can cost very little.
Pro You control everything
"Is there logging?" "Do I get my own IP?" So many questions, easily answered by running your own service!
Pro Fast
VPN.ac has fast throughput rates.
Pro Solid encryption
Pro Six simultaneous connections
Up to six devices can be connected to the service in parallel with one account.
Pro Great support
Very quick and professional support and easy to use ticketing system.
Pro Optional double hop server for advanced anonymity
Pro Outside "Five Eyes"
Based in Romania* the service is outside of the jurisdiction of Five Eyes.
*http://nomadcapitalist.com/2013/12/15/top-5-best-countries-host-website-data-privacy/
Pro Easy to use
Especially the mobile client is very user friendly. The upcoming version of the desktop client is following suite regarding UI.
Cons
Con One location only
Unless you set up multiple boxes, you have to think about where you are getting your server. The advantage of many VPN services is that you can pick your location to get around geo-blocks.
Con Tougher to set up
OpenVPN in particular is not exactly trivial to set up.