Phone system / software add-on · AI voice agent add-on to business phone

Quo Sona (formerly OpenPhone)

https://www.quo.com/sona · Vendor pricing page

Last checked against official pages: 2026-10-21

Warm transfer

yes

Can transfer to teammates/departments.

Booking

partial

Can send scheduling links mid-call; not confirmed as direct calendar write on Sona page.

Free trial

7-day Sona trial for eligible paid Quo workspaces; 1,000 free automation credits on every Quo plan

Partner / affiliate program

https://www.quo.com/partners

Pricing as published

1,000 free automation credits (~10 calls) on every Quo plan. Paid tiers: $0 / $25 / $49 / $99 / $199 per month for 10 / 40 / 100 / 250 / 600 calls. Overage $1.00 down to $0.45/call. Requires paid Quo phone plan.

Best-fit verticals

SMBs already on Quo/OpenPhone, teams wanting phone + AI in one app

Key integrations

Quo phone system only (not other phone systems)

Notes

Sona is Quo-only; not a standalone answering service. Removed a CRM-tier claim that came from third-party notes (2026-10-21).

Sources

Official vendor pages behind this listing. Blank fields mean we could not confirm them there.

Pricing, Free trial, Integrations: https://www.quo.com/sona