What is OnSIP?
OnSIP is a business phone service with better features, flexibility, and cost than traditional phone systems.
Get started instantly and then control it all from your browser.
Add phones, auto attendants, conference suites, call groups, and more in seconds with the easy-to-use admin portal.
Changes you make in the admin portal get pushed to your phone system instantly so there's never any waiting. >> Getting started
Pay as you go ( above ) or pay per seat.
Two simple pricing plans for a simple decision.
Our Pay As You Go Plan is perfect for businesses with low call volume. Under this plan, pay only for features you need and calling you make.
Our Per Seat Unlimited Plan is best for companies that want it all— unlimited standard area calling, an HD conference suite per person, and much more. Pay per seat (employee) at an affordable price.>> Pricing
Calling, IM, presence, and voicemail all in your browser.
The free my.OnSIP app makes business communication easy by unifying call control, IM, phone presence, and more in your favorite web browsers.
You can now also make and receive HD calls from your browser. Absolutely no downloads necessary.>> Learn more