Top 29 Millis AI Alternatives in 2026

Voice AI platform that builds conversational agents in five clicks, automating support, sales, and billing calls. It integrates natively with CRMs and databases for real‑time actions, supports multi‑OS softphones, and records transcriptions for audits.

Voice.ai offers cloud‑and on‑prem AI voice agents for calls, scheduling, and queries, supporting 15+ languages. It provides text‑to‑speech, 10‑second voice cloning, real‑time voice change, noise filtering, and integrates with Salesforce, HubSpot, Zendesk, Slack. APIs and SDKs enable scalable deployment.

Callin.io delivers sub‑176 ms AI voice agents that can be white‑labelled, deployed on a custom domain without coding, and offer 99.9 % uptime, carrier‑grade redundancy, GDPR/CCPA compliance, encryption, multi‑carrier support, and pre‑built CRM/ITSM connectors.

AI Voice Agents automates business phone calls using intelligent voice interactions, ensuring 24/7 customer engagement. It enhances communication, reduces human errors, supports multiple languages, and integrates with tools like calendars and CRMs for diverse industry applications.

Vapi is an AI tool that facilitates rapid voicebot development for various applications like customer support, sales, telehealth, etc. It provides features such as low-latency streaming, multilingual support, and customizable models to efficiently create sophisticated voice solutions.

OneContact unifies voice, chat, WhatsApp, and social media into a single contact‑center interface, offering real‑time agent assistance, bot automation, sentiment analysis, quality monitoring, workforce optimization, and CRM integration for global scalability.

Dialpad is an AI-driven communication platform that facilitates customer interactions via voice, chat, SMS, and email. It integrates with popular apps and offers real-time insights, automated notes, and robust security features for efficient customer support.

CallFluent AI is a cloud platform that creates no-code AI voice agents for inbound and outbound calls, offering 400+ neural voices in 40 languages, real‑time actions, webhook/API integration, automatic booking, SMS, CRM sync, recordings, transcripts, sentiment analysis, and low‑latency response.

AI voice platform manages 24/7 customer calls, routing, booking, and FAQs, integrating with existing VoIP, CRM, ERP, and calendars. It offers transcription, sentiment analysis, script enforcement, on‑prem/private‑cloud deployment with encrypted logs and audit trails, and an assistant for access.

SigmaMind AI builds production voice agents without code, delivering sub‑800 ms latency and real‑time tool orchestration. It integrates with databases, CRMs, and APIs, and supports enterprise features like SOC 2 compliance, encryption, private cloud, and SIP trunking for scalable multichannel support.

Vocads automates inbound/outbound calls, voicemail, follow‑ups, and surveys using AI agents built from templates and database‑driven dialogues. It supports 12+ languages, real‑time dashboards, 24/7 operation, and secure, multi‑channel deployment and integration.

Voice‑enabled AI chatbot works via phone, Zoom, Teams, and web, offering real‑time 24/7 conversations, scheduled calls, memory retention, and actions like emails, calendar events, and Notion notes. It supports business workflows, transcript recording, and custom personas via a developer API.

Nextiva AI Customer Experience Platform unifies voice, video, chat, email, and social media into one interface, using XBert to automate routine interactions and route inquiries. It provides assistance, transcription, analytics, and integrates with Salesforce, HubSpot, Zendesk, Teams, and Google Workspace.

11 ai is a voice assistant using ElevenLabs Agents that enables voice-driven task management, customer research, ticket updates, and team messaging via integrations with Perplexity, Linear, and Slack, supporting private MCP servers and fast voice cloning across 5,000+ voices.

VideoSDK offers real-time audio/video SDKs and low-latency infrastructure across Web, mobile, and Flutter, with APIs for interactive live streaming, real-time transcription and AI voice agents, SIP integration, session diagnostics, and enterprise-grade routing.

LiveKit is an open-source framework and cloud platform for building and hosting low-latency real-time voice, video and physical AI agents, offering a media server, WebRTC SDKs, TTS/STT and telephony connectors, scalable hosting and programmatic APIs.

Nova Echo AI is a voice‑AI platform that enables businesses to train, deploy, and manage conversational phone agents in 35+ languages, offering sub‑1.5‑second latency, handling 1,500+ calls per minute while integrating CRM, unified messaging, analytics, and customization.

VAgents automates inbound and outbound calls on a no‑code platform, enabling businesses to deploy AI phone agents that answer FAQs, qualify leads, schedule appointments, and auto‑refine scripts from call metrics while meeting data‑protection standards.

UChat AI Agent creates no‑code chatbots for Web, WhatsApp, Messenger, Instagram, Telegram, and SMS via a drag‑and‑drop builder. It supports GPT, Claude, Gemini, and real‑time function calls, plus a unified CRM, analytics, and integrations with Shopify, HubSpot, Zapier, Stripe, and Calendly.

Synthflow automates inbound and outbound phone calls with natural‑language voice AI, qualifying leads, booking appointments, and resolving inquiries in real‑estate, hospitality, healthcare, BPO, and tech. It offers a visual flow builder, test center, and full SOC 2, HIPAA, PCI DSS, GDPR compliance.

PreCallAI automates inbound and outbound calls with AI voice assistants and SMS bots for sales, booking, support, and lead follow‑up. It offers a no‑code flow designer, integrates with 200+ CRMs, supports 30+ languages, and delivers real‑time analytics and routing.

ZenCall.ai automates inbound voice routing by intent, sentiment, or CRM value, handling calls 24/7, booking appointments, and syncing with HubSpot, Zendesk, and Salesforce. Global Tier‑1 carrier connectivity and predictive dialing boost connection rates, reduce missed inquiries, and support sales teams.

Puretalk AI® is a conversational AI platform that offers voice agents and chatbots for improved customer interactions. It features multi-language text-to-speech, automation for customer service, and easy integration with existing tools for enhanced workflow efficiency.

Deepgram Voice AI offers real‑time and batch speech‑to‑text, text‑to‑speech, and voice‑agent APIs. It delivers low‑latency transcripts, natural‑sounding synthesis, and integrated conversation handling for contact centers, transcription, and podcasts, with cloud, on‑prem, and telephony support.

Enterprise Bot unifies voice, email, and chat into a single AI engine, automating call routing, agent assistance, and self‑service chat. It integrates with CRMs and CCaaS, reduces manual effort, shortens handling time, and maintains security and compliance.

Agenthost lets users build AI agents for customer support, sales, marketing, and education without coding. One‑click integrations connect to 2,000+ apps, while custom actions, file uploads, voice, and fine‑tuning extend agent capabilities. Deep analytics and team collaboration improve performance.

VoiceLine is a sales enablement platform for field sales teams that streamlines route planning, call preparation, activity tracking, and CRM-connected analytics, providing managers with performance, territory coverage, and pipeline reporting plus API and system monitoring.

Voicy.AI automates customer interactions for offline commerce, handling calls, texts, chat, and voice in real time. It integrates with POS and booking systems, supports SMS/Facebook Messenger, and scales personalized communication while lowering engagement costs.

AgentX is a multi-agent AI platform for building, training, and deploying conversational agents using a no-code visual builder or developer tools, supporting multiple LLMs, RAG knowledge connectors, omnichannel deployment, integrations, analytics, voice, and on-premise options.