
$79/mo Free tier Free trial
Why it comes up: Cheaper person-level US visitor ID if Factors' intent platform is more than you need.
Stands out: US person-level visitor ID with a forever-free company-level rung, with HubSpot, Salesforce, Slack, Clay, and Zapier named.
Watch out: Person-level starts at Starter $79. Pro is $149 and Pro+ $199. This is US-centric; do not expect EU personal identification.
Best for
- US inbound teams who want to know which person is on the site
- HubSpot or Salesforce shops
- Clay and Instantly users turning visits into outbound
Read the RB2B write-up · Factors.ai vs RB2B
Why it comes up: Real-time de-anonymization and inbound chat if the brief is catch-them-now.
Stands out: Live visitor alerts into Slack and CRM, with an inbound chat/autopilot upsell, not a $79 RB2B clone.
Watch out: The $10,000/year figure is the floor. Chat is $20k/year; Autopilot $30k/year. MCP and API exist; this is still a GTM platform price.
Best for
- Inbound-assisted outbound teams
- Slack-and-CRM GTM shops
- Companies that will pay five figures to catch live visitors
Read the Warmly write-up · Factors.ai vs Warmly
Why it comes up: Simple company ID from $49 if you only want logos, not attribution.
Stands out: A public usage ladder by unique companies ($49 / $69 / $99), with HubSpot, Salesforce, Slack, Zapier, and Apollo named and no seat tax.
Watch out: You pay for identified companies per month, not for users. Burst traffic will jump you up a rung.
Best for
- SMB GTM teams that only need company logos
- HubSpot or Salesforce shops
- Buyers who want start-free and no seat fees
Read the Snitcher write-up · Factors.ai vs Snitcher
Why it comes up: EU company visitor ID if Factors' $199 Lite is the wrong geography and price.
Stands out: EU-shaped company visitor ID with Instantly, Salesforce, HubSpot, Slack, and Pipedrive named, not US person-level RB2B.
Watch out: Starter is €59/mo yearly or €84 monthly. Phone and email credits are add-ons.
Best for
- EU B2B teams identifying companies on the site
- HubSpot or Salesforce shops
- Instantly users turning visits into sequences
4.5 on Capterra from 107 reviews
Read the Albacross write-up · Factors.ai vs Albacross