Alternatives to byVoice

Retell AI builds AI voice agents that answer, route and QA real phone calls from $0.07/min.

Vapi is a voice AI agent API for building phone agents that answer and place real calls with sub-500ms latency.

Autocalls runs AI voice agents for inbound and outbound business phone calls, plus WhatsApp chat, in 100+ languages.

AI voice agents that answer, qualify, and book inbound and outbound calls inside one managed lead workflow.

Bolna builds multilingual voice AI agents for outbound and inbound calls in Hindi, Hinglish, Tamil and Telugu

No-code AI voice agents that run outbound and inbound phone calls, book meetings, and take call-time actions for you.

Vogent builds AI voice agents that dial out, navigate IVR phone trees, and handle inbound and outbound calls end to end.

Enterprise AI voice agents that answer and place phone calls inside your existing phone system

Peakflo AI Voice Agents run ERP-grounded collections, sales and service calls with human-like voice AI.

No-code AI voice agents for French healthcare and SMB phone lines, handling inbound and outbound calls in 30+ languages.

Voice-first AI agents for 24/7 multilingual support, outbound campaigns, and WhatsApp calling, with published HIPAA, SOC 2, and GDPR compliance.

ElevenLabs Conversational AI builds voice and chat agents from a prompt in about five minutes, grounded in your own knowledge base.

No-code voice, chat, and WhatsApp AI agents with one shared multi-channel inbox

PolyAI runs enterprise voice AI agents that resolve complex customer calls end to end in 40+ languages

Myna builds AI voice and SMS agents with deterministic gates that stop false bookings before they reach a customer.

Beckon by Stellar is an AI voice assistant that cold-calls every career-school inquiry within 60 seconds and books the appointment.

BotChap is an AI receptionist chatbot that answers client questions, takes bookings, and runs surveys on your site, a QR code, a link, or social DMs.

Millis AI (by TMate Inc.) builds low-latency LLM voice agents you can deploy to phone numbers, web, mobile or desktop, with a claimed 500–600ms response time.

Zoronal deploys compliant AI voice agents for Indian healthcare and insurance call operations in 9+ Indian languages.

AI voice agents for hotels that answer calls, texts, email, and chat in 10+ languages, 24/7.

Callab AI deploys AI voice and text agents on your existing telephony, with live human supervision built in.

Zinley is an autonomous AI personal agent that answers calls, sends email, and runs health check-ins and follow-ups under your rules.

AI voice and chat agent that answers customer support calls, chats, emails and QR scans from your own manuals and SOPs.

AI voicemail that answers your missed calls, then texts you who called, why, and whether they want a callback.

AgentCall gives AI agents a real phone number for voice calls, SMS, and OTP extraction over REST or MCP.

Glia is banking AI that automates inquiries, voice calls and outreach for community banks and credit unions.

Sonant is an AI receptionist for P&C insurance agencies that answers inbound calls 24/7 and writes every call into your AMS.

Foyer puts a spoken sales agent on your site that answers from your own content and scrolls the page as it talks.

Bland AI builds enterprise voice AI phone agents on its own LLM, STT, and TTS stack from $0.14/min.

Build, deploy, and scale real-time voice AI, video AI, and robotics agents on an open-source framework plus LiveKit Cloud.