What does a SIP softphone actually cost, seat by seat?
Set a seat count. See what Siperb, Zoiper, Bria, Linphone, and MicroSIP would actually bill you for it — no “contact sales,” no hidden per-seat math.
Pricing pulled directly from each vendor’s own site · verified 2026-09-04Monthly cost at this seat count
| Vendor | Per seat | Monthly total | Annual total |
|---|
Platform & protocol compatibility
| Vendor | Browser (no install) |
Desktop | Mobile | Codecs published |
E2E encryption |
NAT traversal documented |
|---|---|---|---|---|---|---|
| Siperb | ✓ | ✓ | ✓ | WebRTC | ✓ | ✓ |
| Zoiper 5 | × | ✓ | ✓ | ? | ? | ? |
| Bria | × | ✓ | ✓ | ? | ? | ? |
| Linphone | soon | ✓ | ✓ | ? | ZRTP | ? |
| MicroSIP | × | Win only | × | 12 codecs | SRTP/DTLS | ? |
✓ confirmed on vendor’s own site
? not published by vendor — not a claim it’s absent
× confirmed not offered