Voiceflow is a platform for building, testing, deploying, and monitoring chat and voice agents across channels and languages.
Alternatives to Amazon Lex
Amazon Lex gives teams tools for voice and text interfaces, including speech recognition, language understanding, visual flow design, bot generation, knowledge-base answers and human handoff. It can answer conversational FAQs using authorized knowledge sources and Amazon Bedrock foundation models, propose bot designs from transcripts, and provide tools to test conversations. Its Android, iOS, web and API availability and multichannel deployment support a range of…
Chatbase provides customer-facing AI agents for customer support, sales, and product guidance across chat, email, and voice.
AiSensy is a WhatsApp marketing and engagement platform built around official WhatsApp APIs.
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Microsoft Copilot
Microsoft Copilot is an AI assistant available on the web, Windows, macOS, iOS, and Android.
Free planAndroidiOSWebWindows8.7From $99.99 a year - 5

Rasa
Free planOpen sourceWebAPILinuxmacOS8.6Free plan - 6

Yellow.ai
Yellow.ai is a customer-service platform for creating AI-assisted interactions across web, iOS, and Android.
Free planAndroidiOSWebAPI8.6Free plan - 7

Guzli
Guzli provides customer-facing AI agents for support, sales, and product guidance across chat, email, and voice.
Free planOpen sourceWebAPIExtension8.6From $29.99 a month - 8
Intercom
Intercom is a customer messaging and support platform for businesses serving customers through a website, app, or product experience.
AndroidiOSWeb8.5From $19 a month - 9

Chatfuel
AndroidiOSWebAPI8.5From $18 a month - 10

Desku AI Chatbot Builder
Desku AI Chatbot Builder combines chatbot creation with tools for handling customer conversations across channels.
Free planAndroidiOSWebAPI8.5From $39 a month - 11
Wittify AI
Wittify AI is a no-code platform for building voice and text agents for customer support, lead qualification, bookings, and inbound calls.
Free planAndroidiOSWebAPI8.5From $33 a month - 12
Manychat
Manychat is a social and messaging automation platform for Instagram, WhatsApp, TikTok, and Messenger.
Free planAndroidiOSWeb8.4From $14 a month - 13
Microsoft Bot Framework
Microsoft Bot Framework and Azure AI Bot Service provide tools to build, test, deploy, and manage intelligent bots.
Free planOpen sourceAndroidiOSWebAPI8.4Free plan - 14
SOVA
SOVA is a free, open-source ecosystem for building conversational AI, including virtual assistants, chatbots, speech tools, and neural-network software.
Free planOpen sourceAndroidiOSWebAPI8.4Free plan - 15

IBM watsonx Assistant
IBM watsonx Assistant builds branded chatbots for live conversations across devices, applications, and channels.
Free planWebAPISelf-hosted8.3From $140 a month - 16
Wonderchat
Free planAndroidiOSWeb8.2From $124 a month - 17

AnyChat
AnyChat combines a shared support inbox, knowledge base, ticketing, automation, and bots for customer support teams.
Free planAndroidiOSWebAPI8.2From $9 a month - 18
Specteron
Specteron is an AI customer service and support platform that also manages conversations in a shared inbox, collects feedback, and supports product updates.
Free planAndroidiOSWebAPI8.2From $24 a month - 19

SendPulse
SendPulse is an email marketing service from SendPulse, a maker founded in 2015.
Free planAndroidiOSWebAPI8.2From $9.60 a month - 20

Quickchat AI
Quickchat AI provides tools to create, configure, and deploy AI Agents for business use.
Free planWebAPISelf-hosted8.1From $9 a month - 21
FwdSlash
FwdSlash is an AI agent builder for conversational customer support, sales, and internal knowledge access.
Free planAndroidiOSWebAPI8.1From $200 a year - 22
bruKNOW
bruKNOW is a no-code platform for building AI chatbots and automating customer conversations across messaging channels, with sales pipeline management.
Free planAndroidiOSWeb8.1From R$28 a month - 23
UChat
UChat is a no-code platform for building chatbots and AI agents that automate customer interactions across messaging channels.
Free planAndroidiOSWebAPI8.1Free plan - 24

Gupshup
Gupshup provides conversational AI for marketing, commerce, and customer support automation.
Free planWebAPI8.0Free plan - 25

Botpress
Botpress is a platform for building, deploying, and monitoring AI agents for customer support and other workflows.
Free planWebAPI8.0From $150 a month - 26
Workato Agentic
Workato Agentic is a low-code, no-code platform for building and managing AI agents, called genies, that can act across connected systems and orchestrate workflows.
Free planWebAPI8.0Free plan - 27

Conferbot
Free planAndroidiOS8.0From $19 a month - 28
Mavibot
Free planAndroidiOSWebAPI8.0From $39 a month - 29

Chakra Chat
Free planAndroidiOSWebAPI8.0From $12.49 a month - 30

Radioso
Radioso provides open-source AI agents for support teams that need to resolve routine tickets, answer help-center questions, and qualify leads.
Free planOpen sourceWebAPILinuxmacOS8.0Free plan
