Zero-Cost Entry6 tools audited

Free Live Chat & Real-Time Support & Open Source Software

Technical selection of platforms without financial barrier to entry: permanent free tiers, self-hosted projects, and open-source alternatives.

View full catalog for Live Chat & Real-Time Support

Free Limits & Commercial Threshold Matrix

Exact breakdown of quotas, credit card requirements, and commercial allowances before requiring an upgrade.

ToolModelConditionsFree Tier DetailsSSO TaxAction
ChatwootFreemium
No credit card requiredCommercial use allowedUnlimited usage with no expiration
Edición de código abierto gratuita para autohospedaje ilimitado y planes cloud con nivel gratuito inicial.Single Sign-On Tax (Enterprise SAML)Try
CrispFreemium
No credit card requiredCommercial use allowedUnlimited usage with no expiration
Plan gratuito permanente con acceso a funciones básicas de chat y bandejas de entrada para equipos pequeños.StandardTry
TidioFreemium
No credit card requiredCommercial use allowedMonthly recurring quota reset
Plan gratuito permanente con funciones básicas y límites en el volumen de interacciones mensuales.StandardTry
KnocketFree
No credit card requiredCommercial use allowedUnlimited usage with no expiration
Modalidad gratuita permanente que incluye página de contacto, widget web y bandeja de entrada unificada sin cargos ocultos.StandardTry
ManychatFreemium
No credit card requiredCommercial use allowedMonthly recurring quota reset
Permanent free tier with monthly usage allowances.StandardTry
tawk.toFree
No credit card requiredCommercial use allowedUnlimited usage with no expiration
Plan gratuito permanente con agentes ilimitados, chats ilimitados y almacenamiento de historiales sin caducidad temporal.StandardTry

Audited Free & Freemium Platforms (6)

Chatwoot

4.6/5.01 verified review
Freemium

Open-source, AI-powered customer support platform for omnichannel communication.

  • Open-source model enables complete self-hosting on proprietary infrastructure.
  • Omnichannel inbox unifying email, web chat, WhatsApp, and social media channels.
  • Integrated AI agents to automate responses and suggest knowledge base articles.

39.0kstars on GitHub

View AnalysisVisit Website (opens in a new tab)

Crisp

4.4/5.01 verified review
Freemium

Omnichannel customer support and messaging platform powered by AI.

  • Centralized omnichannel shared inbox
  • Configurable AI agents to automate responses
  • Flat organization pricing instead of per-agent charges
View AnalysisVisit Website (opens in a new tab)

Tidio

4.4/5.01 verified review
Freemium

Customer service platform and AI agents to automate support and sales.

  • Lyro AI agent with high automated resolution rates.
  • Native integration with major ecommerce platforms like Shopify.
  • Permanent free plan available for early-stage teams.
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Knocket

4.3/5.01 verified review
Free

Omnichannel contact layer for developers and creators unifying web, mobile, and messaging.

  • Simple installation via a single script tag on web applications
  • Unified inbox consolidating web, mobile, and Telegram
  • Customizable and instantly shareable contact pages
View AnalysisVisit Website (opens in a new tab)

Manychat

4.2/5.01 verified review
Freemium

Conversational marketing automation platform for Instagram, WhatsApp, Messenger, and TikTok.

  • Comprehensive omnichannel social media automation.
  • Visual flow builder requiring no coding.
  • Direct integration with CRM and sales tools.
View AnalysisVisit Website (opens in a new tab)

tawk.to

4.0/5.01 verified review
Free

Free live chat software and centralized inbox for websites.

  • Permanent free tier with no limits on agents or simultaneous chats.
  • Unified interface combining live chat, basic CRM, and knowledge base.
  • Wide availability of mobile and desktop apps for support operators.
View AnalysisVisit Website (opens in a new tab)