G2 Vendor Directory

Synthflow vs. Smith.ai AI Receptionist

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

MetricSynthflow

by AgentFlow AI GmbH

Smith.ai AI Receptionist

by Smith.ai

Overall rating4.54.8
Review count1,01632
Ease of use8.79.7
Ease of setup8.49.6
Quality of support8.29.5
Meets requirements8.79.5
NPS64.49060387.5
Small Business92.7%93.8%
Mid-Market6.9%6.3%
Enterprise0.4%0.0%
Total page views5,029536
Total LLM citations41,45917,389

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

Smith.ai AI Receptionist

AI Receptionist is a sophisticated AI-powered call answering and intake solution supported by expert human agents. It helps businesses of all sizes manage client engagement, offering a modernized approach to traditional receptionist services. Designed for growing companies seeking faster lead response and better client interaction across industries, AI Receptionist from Smith.ai ensures every caller — new or returning — gets prompt, professional attention. AI Receptionist answers calls 24/7 with 99.95%+ uptime, using a natural voice and minimal latency.

Pros