Rosie vs Kalyvox
AI answering services side by side: what a month of calls costs, what each does on the call, and where each falls short.
The short answer
- Kalyvox costs least at 100 calls a month (136.50 EUR), Rosie at 500 ($299).
- Rosie has the lowest advertised price ($49), but costs $149 at 100 calls.
- Only Kalyvox books into your calendar on every plan.
- Only Kalyvox transfers calls on every plan.
| RRosieVisit site | KKalyvoxsmall field-service and professional teams that cannot answer the phone while workingVisit site | |
|---|---|---|
| Cost | ||
| At 100 calls a month | Rosie$149 | Kalyvox136.50 EURLowest |
| At 500 calls a month | Rosie$299Lowest | Kalyvox326.50 EUR |
| Advertised from | Rosie$49 a month | Kalyvox$89 a month |
| The advertised plan covers | RosieThe $49 plan stops at 83 calls, then moves you up a plan. | KalyvoxThe 89 EUR plan covers 0 of 100 calls.100 cost extra. |
| Bills | Rosieper minute | Kalyvoxper minute |
| Keeps answering past your allowance | RosieYesNo per-minute overage rate: going past the allowance automatically moves you up to the… | KalyvoxYesThere is no allowance to exceed: extra volume keeps billing at the same per-minute rate… |
| Free trial or plan | RosiePartlyA 7-day free trial of all features on every plan lets you forward your real line before… | KalyvoxPartlySeven days free with a working assistant you can forward real calls to and phone… |
| Month to month, cancel online | RosieYesMonth-to-month (renews every 30 days, annual prepay optional) with no cancellation fee | KalyvoxYesMonth-to-month with no commitment, cancellable from the account settings without… |
| On the call | ||
| Books appointments | RosiePartlyBooking straight into your calendar during the call starts on Scale | KalyvoxYesThe assistant reads live calendar availability, offers slots and writes the event with… |
| Transfers to a person | RosiePartlyCold and warm transfers (Rosie briefs the person before connecting) start on Scale | KalyvoxYesRule-based transfer by detected intent, and on documented flows the assistant collects… |
| Human receptionists as backup | RosieNot stated | KalyvoxNoNo human operators sit behind the AI: when no transfer target is available the assistant… |
| After-hours rules | RosieYesAnswers 24/7 on every plan | KalyvoxYesAnswers 24/7 and adapts the greeting and script to your configured opening hours, with… |
| Urgent calls escalated | RosiePartlyEmergencies reach a person only through transfer scenarios you describe (e.g | KalyvoxPartlyEscalation fires on criteria you define, by keyword transfer or SMS to the on-call contact |
| Texts your callers | RosiePartlyProfessional only texts callers an appointment link | KalyvoxPartlyIt can text a booking link mid-call when the caller's number is a mobile, but no two-way… |
| Call summary by text | RosieYesEvery plan sends an email and/or text notification after each call with a brief overview… | KalyvoxPartlyEvery call produces a structured card by notification, email or text, but the vendor's… |
| Language, privacy and trying it | ||
| Languages | RosieYesEnglish and Spanish | KalyvoxPartlyEnglish and French |
| HIPAA, with a signed BAA | RosiePartlyThe terms refer to a HIPAA Business Associate Agreement signed separately with Rosie, but… | KalyvoxNot stated |
| Hear it before you buy | RosieYesThe homepage plays four recorded sample calls, for example a move-out cleaning request… | KalyvoxPartlyThere is no public demo number or recorded sample call |
| What it connects to | ||
| Google Calendar | RosiePartlyBooks directly into Google Calendar, Calendly, Acuity and Appointlet from the Scale plan… | KalyvoxYesGoogle Calendar and Microsoft Outlook connect in one authorization and are booked during… |
| Outlook | RosieNoonly one calendar can be connected, and Outlook is not listed | KalyvoxYesGoogle Calendar and Microsoft Outlook connect in one authorization and are booked during… |
| Calendly | RosiePartlyBooks directly into Google Calendar, Calendly, Acuity and Appointlet from the Scale plan… | KalyvoxYesa Calendly-style link can be texted instead when no calendar is connected |
| Your trade’s software | RosiePartlyLogs calls into field-service tools Jobber, Housecall Pro, ServiceM8, JobTread,… | KalyvoxNoThe vendor's integration inventory names only Google Calendar, Zapier and ChatGPT, so… |
| Keep your number | RosieYesYou keep your existing number and forward calls (all, busy, no-answer or after-hours) to… | KalyvoxYesYou keep your existing landline or mobile number and forward it permanently, on… |
| Our verdict | ||
| In short | RosieRosie is an AI receptionist for US small businesses: you forward your existing line to a Rosie number, and an agent trained on your website and Google profile answers it. It is sold self-serve, billed by the minute, with a mobile app and website chat.All answers for Rosie | KalyvoxKalyvox is a Toulouse-built AI receptionist that answers forwarded business calls around the clock, qualifies each caller against rules you configure and books appointments into a connected calendar. Every handled call becomes a structured ticket with summary, transcript and next action.All answers for Kalyvox |
| Checked | RosieOctober 14, 2026 | KalyvoxOctober 14, 2026 |
Costs are for 100 or 500 calls a month of 2½ minutes each, on the cheapest public plan. How we price