Yes, both Perimeter 81 and Twingate offer a Free Trial.
Perimeter 81 is designed for Large Enterprises, Medium Business and Small Business.
Twingate is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing for Perimeter 81 Starts at $8/User/Month when Billed Yearly whereas for Twingate Starts at $5/User/Month when Billed Yearly.
Some top alternatives to Perimeter 81 includes ReclaimAI, ZoomInfo InboxAI, NordVPN, Pritunl, Cisco Anyconnect Secure Mobility Client, Simply5, SafeNet Trusted Access, Twingate, Qualified, Enclave Networks, Workvivo, VoltMesh, Infinite Connect and Xage.
Some top alternatives to Twingate includes PureVPN, FastestVPN, OpenVPN, NordVPN, Private Internet Access VPN, PrivateVPN, CASVPN, Ivacy VPN, Surfshark, Tailscale, Pritunl, Fast VPN, Simply5 and Planet VPN.