Relay by Leva Build vs fonio.ai
The short answer
- fonio.ai costs least at 100 calls a month: €119 (about $133).
- Relay by Leva Build costs least at 500: A$199 (about $138).
- Pick Relay by Leva Build if you want the lower bill at 500 calls.
- Pick fonio.ai if you want the lower bill at 100 calls, booking in Outlook or booking in Calendly.
 Relay by Leva BuildAustralian tradies on ServiceM8 who miss calls while they are on the toolsVisit site |  fonio.aiEuropean small businesses and practices wanting every call answered in their languageVisit site | |
|---|---|---|
| Cost | ||
| At 100 calls a month | Relay by Leva BuildA$199about $138 | fonio.ai€119about $133Lowest |
| At 500 calls a month | Relay by Leva BuildA$199about $138Lowest | fonio.ai€164about $184 |
| Advertised from | Relay by Leva BuildA$199 (about $138) a monthabout $138 | fonio.ai€119 (about $133) a monthabout $133 |
| The advertised plan covers | Relay by Leva BuildThe A$199 (about $138) plan covers all 100 calls. | fonio.aiThe €119 (about $133) plan covers all 100 calls. |
| Bills | Relay by Leva Buildflat fee | fonio.aiper minute |
| Keeps answering past your allowance | Relay by Leva BuildNoThere is no allowance to exceed: the vendor sells unlimited calls at a flat rate | fonio.aiPartlyPast the included minutes the vendor auto-adds 100-minute packages at a published price |
| Free trial or plan | Relay by Leva BuildPartlyA seven-day free trial puts it on the real line with no card | fonio.aiPartlyThere is a 14-day free trial of the paid plans |
| Month to month, cancel online | Relay by Leva BuildYesIt is sold month to month with cancellation at any time and no lock-in | fonio.aiPartlyPlans are quoted per month with a cheaper yearly billing option |
| On the call | ||
| Books appointments | Relay by Leva BuildPartlyIt checks live ServiceM8 availability and captures the booking during the call | fonio.aiYesThe assistant checks real availability in a connected Google or Microsoft calendar |
| Transfers to a person | Relay by Leva BuildNot stated | fonio.aiPartlyTransfers are blind by default, handed straight to a number, SIP URI or team member |
| Human receptionists as backup | Relay by Leva BuildNot stated | fonio.aiNoThere is no staffed answering service behind the AI |
| After-hours rules | Relay by Leva BuildYesIt answers around the clock at the same rate | fonio.aiYesBusiness hours are stored for the company and each transfer |
| Urgent calls escalated | Relay by Leva BuildPartlyEmergencies are detected from keywords and flagged as urgent inside the SMS summary | fonio.aiPartlyThe vendor says the assistant recognizes urgent medical requests and flags them |
| Texts your callers | Relay by Leva BuildNot stated | fonio.aiPartlyThe assistant can text the caller or your team before, during or after a call |
| Call summary by text | Relay by Leva BuildYesAn SMS lands within seconds of the call ending carrying the caller's name, job detail | fonio.aiPartlyA call summary is produced after every conversation and shown in the app |
| Language, privacy and trying it | ||
| Languages | Relay by Leva BuildNot stated | fonio.aiYes60+ languages |
| HIPAA, with a signed BAA | Relay by Leva BuildNot stated | fonio.aiNot stated |
| Hear it before you buy | Relay by Leva BuildYesThe home page offers a recorded sample of a real call | fonio.aiYesThe vendor offers a test call where the AI phones a number you enter |
| What it connects to | ||
| Google Calendar | Relay by Leva BuildYesServiceM8 scheduling is the headline integration | fonio.aiYesGoogle Calendar, Microsoft Outlook through a connected Microsoft account, Calendly |
| Outlook | Relay by Leva BuildNoOutlook, Microsoft 365 and Calendly are not mentioned anywhere on the site | fonio.aiYesGoogle Calendar, Microsoft Outlook through a connected Microsoft account, Calendly |
| Calendly | Relay by Leva BuildNoOutlook, Microsoft 365 and Calendly are not mentioned anywhere on the site | fonio.aiYesGoogle Calendar, Microsoft Outlook through a connected Microsoft account, Calendly |
| Your trade’s software | Relay by Leva BuildPartlyServiceM8, the Australian trades job-management tool, is connected by OAuth | fonio.aiPartlyServiceTitan is documented for trades and TheFork for restaurants |
| Keep your number | Relay by Leva BuildYesYou keep the existing business number and divert it to Relay | fonio.aiYesThe standard setup keeps your existing business number and forwards it to a fonio number |
| In short | ||
| What it is | Relay by Leva BuildRelay is Leva Build's AI phone receptionist for Australian trades businesses, answering calls around the clock in an Australian voice. It checks live ServiceM8 availability, captures booking details for the owner to confirm, and texts a summary after every call.All answers for Relay by Leva Build | fonio.aifonio.ai is a European AI phone assistant that answers a business's incoming calls around the clock, books appointments in a connected calendar and passes caller details into CRMs and spreadsheets. It is sold self-serve in per-minute plans, with GDPR terms and EU hosting.All answers for fonio.ai |
| Checked | Relay by Leva BuildOctober 15, 2026 | fonio.aiOctober 15, 2026 |
Costs are for 100 or 500 calls a month of 2½ minutes each, on the cheapest public plan. How we price
“About” figures are converted at the European Central Bank rate of Oct 15, 2026.