Neither OpenVPN nor NextDNS offers a free trial.
OpenVPN is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
NextDNS is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing for OpenVPN Starts at $75/Month whereas for NextDNS Starts at $1.99/Month.
Some top alternatives to OpenVPN includes PureVPN, FastestVPN, NordVPN, Private Internet Access VPN, PrivateVPN, CASVPN, Ivacy VPN, Surfshark, ProtonVPN, ProXPN VPN, Cisco Anyconnect Secure Mobility Client, Avast SecureLine VPN, Fast VPN and Planet VPN.
Some top alternatives to NextDNS includes PureVPN, ZenMate, FastestVPN, OpenVPN, NordVPN, PrivateVPN, Ivacy VPN, Surfshark, Windscribe, TorGuard, Avast SecureLine VPN, Fast VPN, AdBlock VPN and Planet VPN.