Alternatives · Agents & Automation
Voiceflow alternatives
The closest alternatives to Voiceflow are Retell AI, Chatbase and Crisp, which also cover answering phone calls and building AI agents. 10 of the 15 listed here can be used for free, including Chatbase and Crisp. The lowest paid plan starts at $6 per month (ElevenLabs).
- Alternatives
- 15
- Free options
- 10
- Updated
- Nov 2026
Closest first: ordered by how many of Voiceflow's tasks each tool shares, then by popularity.
- 1

Retell AIVerifiedPay as you go
Build and run AI voice agents that answer and place phone calls for support, sales, and scheduling teams.
Also does:Answering phone callsBuilding AI agentsAnswering customer supportBuilding chatbots for your website
Web · API
- 2
ChatbaseVerifiedFree trial · from $40/mo
Builds AI support and sales agents trained on your own content for chat, email, and voice.
Also does:Building chatbots for your websiteAnswering customer supportBuilding AI agents
Web · API · iOS · Android · Command line
- 3

CrispVerifiedFree tier · from $45/mo
Crisp is a customer support platform with a shared inbox, website chat, and no-code AI agents for support teams.
Also does:Answering customer supportBuilding chatbots for your websiteBuilding AI agents
Web · iOS · Android
- 4

IntercomVerifiedFree trial · from $19/mo
Customer service platform that pairs a shared helpdesk with an AI agent for support teams.
Also does:Answering customer supportBuilding chatbots for your websiteAnswering phone calls
Web
- 5

BotpressVerifiedFree tier · from $150/mo
Build AI support agents that resolve tickets and take actions like refunds, without code.
Also does:Building chatbots for your websiteAnswering customer supportBuilding AI agents
Web · API
- 6

Relevance AIVerifiedFree tier
A platform for teams to build, run and monitor AI agents and multi-agent workflows.
Also does:Building AI agentsBuilding chatbots for your websiteAnswering customer support
API
- 7

SiteGPTVerifiedFree trial · from $39/mo
SiteGPT turns website content and files into an AI support chatbot for customer support teams.
Also does:Building chatbots for your websiteAnswering customer support
iOS · API
- 8
ZapierVerifiedFree tier · from $19.99/mo
Automation platform that connects apps and AI tools so teams can run and govern workflows.
Also does:Building AI agentsBuilding chatbots for your website
API
- 9

FinVerifiedPay as you go
AI customer agent that resolves support, sales and ecommerce conversations for service teams.
Also does:Answering customer supportAnswering phone calls
API
- 10

ZendeskVerifiedFree trial · from $19/mo
A customer service platform that combines ticketing, support channels, and AI agents for service teams.
Also does:Answering customer supportAnswering phone calls
Web · API
- 11

HubSpotVerifiedFree tier · from $7/mo
A connected CRM and marketing, sales, and service platform for growing businesses.
Also does:Building AI agentsAnswering customer support
Web · iOS · Android
- 12

TidioVerifiedFree tier · from $24.17/mo
Customer service platform with an AI agent, live chat, and sales automation for online businesses.
Also does:Answering customer supportBuilding chatbots for your website
Web
- 13

ElevenLabsVerifiedFree tier · from $6/mo
AI voice platform for generating speech, music, and sound effects, plus voice agents for creators and developers.
Also does:Answering customer support
Web · API
- 14
Hugging FaceVerifiedFree tier · from $9/mo
Hosts, shares and runs machine learning models, datasets and demo apps for AI developers and teams.
Also does:Building AI agents
Web · API · Command line
- 15

NotionVerifiedFree tier · from $10/mo
A connected workspace for team notes, projects, and knowledge, with AI and agents built in.
Also does:Building AI agents
API
At a glance
| Tool | Pricing | Free | Platforms | API | Checked |
|---|---|---|---|---|---|
| Voiceflow | Pay as you go | Yes | Web, API | Yes | Nov 4, 2026 |
| Retell AI | Pay as you go | No | Web, API | Yes | Nov 4, 2026 |
| Chatbase | Free trial · from $40/mo | Yes | Web, API, iOS, Android, Command line | Yes | Nov 4, 2026 |
| Crisp | Free tier · from $45/mo | Yes | Web, iOS, Android | Yes | Nov 4, 2026 |
| Intercom | Free trial · from $19/mo | No | Web | Yes | Nov 4, 2026 |
| Botpress | Free tier · from $150/mo | Yes | Web, API | Yes | Nov 4, 2026 |
| Relevance AI | Free tier | Yes | API | Yes | Nov 4, 2026 |
| SiteGPT | Free trial · from $39/mo | No | iOS, API | Yes | Nov 4, 2026 |
| Zapier | Free tier · from $19.99/mo | Yes | API | Yes | Nov 3, 2026 |
| Fin | Pay as you go | No | API | Yes | Nov 4, 2026 |
| Zendesk | Free trial · from $19/mo | No | Web, API | Yes | Nov 4, 2026 |
| HubSpot | Free tier · from $7/mo | Yes | Web, iOS, Android | Yes | Nov 4, 2026 |
| Tidio | Free tier · from $24.17/mo | Yes | Web | Yes | Nov 4, 2026 |
| ElevenLabs | Free tier · from $6/mo | Yes | Web, API | Yes | Nov 3, 2026 |
| Hugging Face | Free tier · from $9/mo | Yes | Web, API, Command line | Yes | Nov 3, 2026 |
| Notion | Free tier · from $10/mo | Yes | API | Yes | Nov 3, 2026 |
Common questions
- What is the best alternative to Voiceflow?
- Retell AI is the closest match: it also covers answering phone calls, building AI agents and answering customer support. Chatbase and Crisp come next. Alternatives are ordered by how many of Voiceflow's tasks they share, then by how popular they are.
- Is there a free alternative to Voiceflow?
- Yes. Chatbase, Crisp and Botpress can be used for free. Chatbase has a free plan, and paid plans start at $40 per month.
- What is the cheapest alternative to Voiceflow?
- Among paid plans, ElevenLabs starts lowest at $6 per month.
- Which Voiceflow alternatives have a mobile app?
- Chatbase, Crisp and SiteGPT have an iPhone or Android app.