G2 Vendor Directory

Synthflow vs. PolyAI

A side-by-side comparison based on G2 review data.

MetricSynthflow

by AgentFlow AI GmbH

PolyAI

by PolyAI

Overall rating4.55.0
Review count1,01612
Ease of use8.710.0
Ease of setup8.410.0
Quality of support8.210.0
Meets requirements8.710.0
NPS64.490603100
Small Business92.7%25.0%
Mid-Market6.9%25.0%
Enterprise0.4%50.0%
Total page views5,029822
Total LLM citations41,4598,873

Synthflow

Synthflow provides enterprise-ready voice AI agents that automate inbound and outbound phone calls. Businesses use Synthflow to handle appointment scheduling, lead qualification, customer support, and call routing through natural, conversational voice technology. With a no-code builder, 200+ integrations, and deployment in under 3 weeks, Synthflow makes it easy for teams to scale automation without engineering effort. AI agents operate with sub-500ms latency in 30+ languages and meet global compliance standards (SOC 2, HIPAA, GDPR).

Pros

  • Ease of Use
  • Setup Ease
  • Easy Integrations
  • Integrations
  • Easy Setup
  • Simple

PolyAI

PolyAI is the Agentic Dialog Platform for building the conversational enterprise, used to build, run, govern, and improve dialog agents at scale. Proven on more than a billion conversations and powered by our proprietary model Dialog-RSN-1, our agents are built for complexity, open at every layer, and sovereign by design. We serve hundreds of enterprises across 75 languages and 25 countries, including Metro Bank, Marriott, PG&E, and UniCredit.

Pros

  • Artificial Intelligence
  • Automation
  • Chatbot Development
  • Customer Engagement
  • Chatbots
  • Ease of Use