prepaid.ai vs Sophiie
Sophiie is an AI receptionist inside a wider office system for trades: it answers and books, and the same product drafts quotes, sends invoices and schedules crews. Its pages publish no prices and lead to a demo. prepaid.ai does one job, answering your phone and booking, on prepaid plans of minutes with prices on the page.
Last checked · their details from Sophiie’s own public pages, prices as listed there
What each one offers.
Ours is read from our live plans in the United States. Theirs is what their own pages said; the small number beside a fact points to the page it came from.
| Feature | prepaid.ai | Sophiie |
|---|---|---|
| How you pay | Prepaid plans of 30 days with minutes included, metered per second. Top up when you need more. | Not stated on their public pages |
| Starting price | US$29 for 100 minutes every 30 days (Lite, United States). | Not stated on their public pages |
| Free trial | 7 days free, no card. Build your AI and talk to it in the browser first. | Not stated on their public pages |
| Contract | None. A plan runs 30 days; recharge when you want to. | Not stated on their public pages |
| Who answers | An AI phone line. We don’t offer live human receptionists. | Sophiie, an AI receptionist, 24/7. It can transfer a call to a team member or log a priority callback.12 |
| Books appointments | Yes, during the call, into a time it has checked is free. | Yes, it “books jobs directly into your calendar” and creates job cards.1 |
| Calendars named | Its own calendar, plus Google Calendar by sign-in and any iCal link for busy times. | Google Calendar among those named.12 |
| Tells callers it’s an AI | Yes, at the start of every call, in the words each country asks for. | Not stated on their public pages |
| Numbers and countries | A local number in the United States, New Zealand, Australia, the United Kingdom, Canada, Ireland, Spain, France, Germany and Netherlands, or forward the number you have. | Not stated on their public pages |
| Integrations and API | An MCP server, an API and webhooks. | ServiceM8, Xero, QuickBooks, Simpro, Gmail and Zapier.12 |
Honest about where each one wins.
- You run a trade business and want quotes, invoices and crew scheduling in the same product.
- You already use ServiceM8, Simpro or Xero.
- You want follow-up texts and reminders sent to customers.
- You want to pay ahead: a 30-day plan with minutes included, and no contract.
- You want callers told it’s an AI at the start of every call.
- You want it to book into Google Calendar while the caller is on the line.
- You want a local number in the United States, New Zealand, Australia, the United Kingdom, Canada, Ireland, Spain, France, Germany and Netherlands.
- You want to hear your own AI before you pay, with 7 days free and no card.
Sophiie’s details were read on their own pages on . Prices and plans change, so check their page before you decide. Anything their pages did not state is left blank above rather than guessed.
- 1Sophiie home pagesophiie.ai/
- 2Sophiie pricing pagesophiie.ai/pricing