G2 Vendor Directory

Seamless (formally Seamless.AI) vs. Apollo.io

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

MetricSeamless (formally Seamless.AI)

by Seamless

Apollo.io

by Apollo.io

Overall rating4.44.7
Review count5,4229,851
Ease of use8.99.2
Ease of setup9.09.0
Quality of support8.78.9
Meets requirements8.69.2
NPS58.4780283.992806
Small Business64.2%66.9%
Mid-Market29.1%28.4%
Enterprise6.7%4.7%
Total page views7,39626,360
Total LLM citations13,292186,531

Seamless (formally Seamless.AI)

Seamless is a real-time B2B search engine for contact data that provides verified emails, cell phone numbers and sales insights to find, connect and close your next big deal. Our platform includes 1.7B+ Contacts and 150M Company Profiles researched, including Buyer Intent, Job Changes and Data Enrichment, all powered by AI to ensure you always have the most accurate data possible. Our sales intelligence and lead intelligence tool is used by over 1,000,000 users across the globe to automate the tedious process of list building.

Pros

  • Contact Information
  • Ease of Use
  • Lead Generation
  • Data Accuracy
  • Accuracy of Information
  • CRM Integration

Apollo.io

Apollo.io is an AI-powered go-to-market (GTM) platform that helps revenue teams find, engage, and manage B2B buyers across the entire sales cycle. Apollo.io is the company behind the industry’s first fully agentic GTM platform, transforming how revenue teams execute. Going beyond automation, Apollo’s intelligent agents actively drive results across the entire sales funnel – from prospecting to deal management – all in one place.

Pros

  • Ease of Use
  • Lead Generation
  • Features
  • Helpful
  • Time-saving
  • Automation