prepaid.ai vs Waboom
Waboom and prepaid.ai are both AI receptionists paid for in advance and billed by the second. The differences: Waboom sells credit that never expires plus a monthly platform fee, and serves New Zealand and Australia. prepaid.ai sells plans of minutes that run for a set number of days, with no separate platform fee, and local numbers in 10 countries. Waboom also sells outbound sales agents.
Last checked · their details from Waboom’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 | Waboom |
|---|---|---|
| How you pay | Prepaid plans of 30 days with minutes included, metered per second. Top up when you need more. | Prepaid credit billed “to the second”, plus a monthly platform fee. “Credit never expires.”1 |
| Starting price | US$29 for 100 minutes every 30 days (Lite, United States). | NZ$500 of credit at 95c a minute (525 minutes), plus NZ$130 a month for the platform, excluding GST. In Australia, A$500 plus A$130 a month.1 |
| Free trial | 7 days free, no card. Build your AI and talk to it in the browser first. | A “30-day money-back guarantee on every plan”, and browser demos that run up to four minutes.12 |
| Contract | None. A plan runs 30 days; recharge when you want to. | “There is no contract.” Month to month, cancelled from the portal.2 |
| Who answers | An AI phone line. We don’t offer live human receptionists. | An AI receptionist, 24/7, that transfers urgent calls to your team.2 |
| Books appointments | Yes, during the call, into a time it has checked is free. | Yes, “into your calendar before the caller hangs up”.2 |
| Calendars named | Its own calendar, plus Google Calendar by sign-in and any iCal link for busy times. | Google Calendar among those named; Calendly shown.2 |
| Tells callers it’s an AI | Yes, at the start of every call, in the words each country asks for. | NZ page: “the agent tells callers it is an AI”. Pricing page: “we always disclose when asked”.12 |
| 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. | New Zealand and Australia. A local NZ number, or keep your own.2 |
| Integrations and API | An MCP server, an API and webhooks. | HubSpot, Pipedrive, Zoho, ActiveCampaign and Fergus; other tools through Zapier, Make or n8n.2 |
Honest about where each one wins.
- You want credit that never expires, and use the line rarely.
- Callers need Mandarin. They list an agent that starts in English and switches.
- You also want an AI to make outbound sales calls.
- 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.
Waboom’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.
- 1Waboom voice agent pricingwww.waboom.ai/ai-voice-agents/pricing
- 2Waboom AI receptionist, New Zealandwww.waboom.ai/ai-voice-agents/nz/inbound