OnSIP pricing
4 plans read from onsip.com
Free PlanFree 100 usersUp to 100 users with unlimited extensions; phone-number dialing unavailable Read 28 Sep 2026 · onsip.com
Unlimited$18.95 a month Minimum 5 users5 users minimum · 250 SMS/MMS per accountMinimum 5 users Read 28 Sep 2026 · onsip.com
Basic$49.95 a month Calling minutes and messaging not included3 auto attendants · 3 ring groups · 5 voicemail boxes · 1 call recording userCalling minutes and messaging not included Read 28 Sep 2026 · onsip.com
Pay-as-you-go$49.95 a month $49.95 per month, per accountCalling minutes not included Read 28 Sep 2026 · onsip.com
In short
- OnSIP has a free plan (Free Plan).
- Paid plans published: 3, from $18.95 a month.
What the alternatives costAll alternatives →
| Tool | From | Free plan | Free trial |
|---|---|---|---|
| Microsoft Teams | $0.33/mo | Yes | No |
| Nextiva | $15/mo | No | Yes |
| NFON Cloudya | €4.50/mo | No | Yes |
| Ringover | $15/mo | No | Yes |
| Quo | $15/mo | No | Yes |
| Acefone | — | No | Yes |
| VitalPBX | $100/mo | Yes | Yes |
| Zoom Phone | $1.33/mo | No | Yes |