
Apollo
8.0#3 in b2b contact data providersFrom $49 a monthFree planWebAPIExtension
Visit

| Fact | Apollo | Snov.io |
|---|---|---|
| API access | Yes | Yes |
| Browser extension | The free Chrome extension provides contact and account insights, email finding, dialing, and adding prospects to lists or sequences. | Snov.io offers a Chrome extension to find and save contacts from company websites and search pages. |
| Contact database size | 275 | 50000000 |
| Direct-dial data | Yes | Yes |
| Founded | 2015 | 2012 |
| Free plan | Yes | Yes |
| Headquarters | Covina, California, United States | New York, New York, United States |
| Integrations | Apollo lists Salesforce, HubSpot, Outreach, SalesLoft, Marketo, Sendgrid, LinkedIn, and major email providers among its integrations. | Named integrations include HubSpot, Pipedrive, Zapier, Make, Calendly, Clay, and an MCP server; its integrations page says it connects to over 5,000 apps. |
| Product | Apollo describes itself as a data intelligence and sales engagement platform for go-to-market teams. | Snov.io describes itself as an AI lead generation and sales outreach platform for finding prospects, enriching contact data, and running email and LinkedIn campaigns. |
| Security | Apollo says it is ISO 27001 and SOC 2 certified and GDPR compliant, and encrypts data in transit and at rest. | The pricing page lists two-factor authentication and team permissions for data access and exports; the homepage says the company runs third-party audits and maintains certifications but does not name them there. |
| Support | Apollo describes its Custom plan as including dedicated support. | The Starter plan lists prioritized 24-hour support and a personal implementation manager. |
Apollo suits founders and early-stage teams, individual sellers, full-time sales representatives, and larger teams looking for prospecting and sales engagement tools. Its free extension may suit users who want contact insights and prospecting options in Chrome.
Snov.io may suit businesses and agencies seeking prospecting, contact enrichment, and email or LinkedIn outreach tools. Its CRM, integrations, and API may also suit teams connecting those workflows to other services.