VoiceCharm
Missed-call AI answering billed at $0.50 per minute with no monthly fee; first 30 minutes free, calls under 20 seconds not billed, emergency routing to on-call numbers.
Callin.io
Voice AI platform with plans from $30/mo for 215 minutes ($0.14/min overage) up to $1,499/mo for 15,000 minutes; higher tiers add white-label reselling.
VisitCategory: Budget
Date: 2026-10-17
Tags: per-minute, overage, white-label, low-cost
More in Budget
RealVoice AI
Three AI receptionist plans: $99/mo for 100 minutes, $149/mo for 250, $199/mo for 500; $0.15/min overage, no setup fee, booking and call transfer on all tiers.
Upfirst
Per-call AI receptionist plans from $24.95/mo for 30 calls ($1.50/call overage) to $299/mo for 600 calls ($0.70/call); calendar booking on all tiers.
Quo (formerly OpenPhone) Sona AI agent
Sona AI agent is included on all Quo phone plans with about 10 calls/mo; credit add-ons run $25/mo for 40 calls up to $199/mo for 600 calls.
Trillet
Small Business AI receptionist at $49/mo for 150 minutes with $0.20/min overage and appointment booking; agency white-label plans from $99/mo.
Aira
Per-call AI receptionist plans from $24.95/mo for 30 calls ($1.50/call overage) to $299/mo for 600 calls ($0.70/call), with 31-language support.