echowin vs Voiceflow

Pricing, voices, languages, integrations and channels, side by side. echowin is a tool for operators who build and configure their own phone and chat agents.

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vs
echowin

Last checked: Voiceflow: . echowin: .

Pricing

What you pay, and what costs extra

Free Plan
Voiceflow
Yes
echowin
Yes
Base Price
Voiceflow
Not published (Free, Pro and Business priced inside the app, Enterprise by contract)
echowin
No subscription. $10/mo per live phone number
Pricing Model
Voiceflow
Monthly plan fee plus add-ons, with usage billed in credits
echowin
Pay-as-you-go, or monthly minute bundles
Per-Minute Rate
Voiceflow
$0.05/min phone usage in credits, plus LLM, speech-to-text and text-to-speech credits
echowin
$0.20/min pay-as-you-go, $0.14 to $0.18/min on monthly bundles. Model, speech and telephony included
Transfer Pricing
Voiceflow
Not published
echowin
Transferred leg billed at half rate
Free Trial
Voiceflow
Free plan with a one-time credit grant. Agency free trial, no card
echowin
$5 test balance after adding a card
Extra Costs
Voiceflow
Extra editor seats, phone numbers and concurrent calls are paid add-ons
echowin
Premium voices +$0.08/min. Live phone numbers $10/mo each
White Label Pricing
Voiceflow
Not published (agency offer)
echowin
Grey label $149.99/mo, white label $499.99/mo

Voices and Languages

Voice library, languages and speech providers

Voices
Voiceflow
Voices from the chosen TTS provider, plus custom ElevenLabs voices
echowin
120+ library voices, plus voice cloning
Languages
Voiceflow
Not published (set per project in speech-to-text)
echowin
Omega and Gamma engines: multilingual, detect the caller's language. Delta: 33 selectable languages. Theta: English only
Text-to-Speech
Voiceflow
ElevenLabs, Cartesia, Rime, Google Chirp, Amazon, Microsoft
echowin
Azure, Deepgram, ElevenLabs, Fish Audio, Google, Inworld, MiniMax, OpenAI, Speechify, Unreal Speech

Platform

How you build, scale and integrate

How You Build
Voiceflow
Visual Studio editor with playbooks and workflows, plus REST API and CLI
echowin
No-code builder that drafts the agent from your website. Tools, workflows and webhooks when you need depth
No-Code Builder
Voiceflow
Yes
echowin
Yes
API Access
Voiceflow
Yes
echowin
Yes
Concurrent Calls
Voiceflow
Not published (limit per plan, raised with an add-on)
echowin
No per-line fee or plan cap
White Label
Voiceflow
Yes
echowin
Yes
Integrations
Voiceflow
Zendesk, Salesforce, HubSpot, Shopify, Airtable, Make, Gmail, Google Sheets. API and MCP tools
echowin
Google, Outlook, Wix, Square and GoHighLevel calendars. Zapier, webhooks, REST API, MCP server. Shopify (beta)

Channels

Where the agent can talk to people

Inbound Calls
Voiceflow
Yes
echowin
Yes
Outbound Calls
Voiceflow
Yes
echowin
Yes
Web Chat
Voiceflow
Yes
echowin
Yes

Summary

Quick comparison overview

Best For
Voiceflow
Customer experience teams building chat-first agents and conversation flows
echowin
Operators who want to configure their own agent: instructions, tools, workflows and integrations, without writing an API
Limitations
Voiceflow
No published plan prices. Voiceflow-provided numbers take inbound calls only; outbound needs Twilio, Vonage, Telnyx or SIP
echowin
No HIPAA BAA. Cold transfers only, no warm transfer. Outbound SMS only, no two-way texting. Telnyx numbers only, no SIP trunking

Who should pick Voiceflow instead

  • Teams designing chat-first agents and conversation flows, where phone is secondary.
  • Conversation design teams where several editors build and review the same agents.
  • Agencies that want to run client agents from multi-client workspaces with white-labeled handoff.

What echowin does not do today: No HIPAA BAA. Cold transfers only, no warm transfer. Outbound SMS only, no two-way texting. Telnyx numbers only, no SIP trunking.

Moving from Voiceflow to echowin

Published pricing – $0.20/min pay-as-you-go and $10/mo per live number on echo.win/pricing, where Voiceflow shows plan prices inside its app
One per-minute rate – Model, speech and telephony are in the rate, where Voiceflow bills phone minutes, LLM, speech-to-text and text-to-speech as separate credits
No editor seats – Team members are not billed, where extra Voiceflow editor seats are a paid add-on
Outbound calls on your echowin number – Voiceflow-provided numbers are inbound only, so outbound needs Twilio, Vonage, Telnyx or SIP
Published white label pricing – $499.99/mo, where Voiceflow does not publish a price

Built by an operator, not a services team

Sean Porcher runs 8 Jiffy Lube locations and configured the echowin agent that answers tire-quote calls across all of them.

"We're seeing higher conversion rates on tire quotes compared to our website leads."
Sean Porcher
Sean Porcher, operator, 8 Jiffy Lube locations

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