Freeware
Free
25 users · 10 SpanKey hosts · 1 year · 1 server, no HA · 20 SMS credits and 20 e-Signature credits, each valid 1 month · documentation and forum support
Checked 9 Oct 2026
Plans and prices
OpenOTP Authentication Server pricing
Enterprise Edition
€1.90
40 SpanKey hosts · 2 active servers with HA · maintenance included · all integrations and authentication methods · no SLA support
Checked 9 Oct 2026
Enterprise Edition + SLA
€2.28
40 SpanKey hosts · 2 active servers with HA · maintenance included · all integrations and authentication methods · SLA support for bug reporting
Checked 9 Oct 2026