by Apollo.io
Find B2B contacts and email them from one place
The free Starter plan stays free with no time limit and allows connecting Gmail accounts only.
by Clay
Combine many data sources to build and enrich lead lists
Spreadsheet-like tool that pulls from many data providers and uses AI to research leads.
Free plan. The free plan includes 500 actions per month, 100 data credits per month, unlimited seats and tables, and allows running up to 200 rows per table.
The cheapest paid plan, Launch, starts at $54/mo for annual billing or $60/mo for monthly billing.
From their website — their pricing page, checked 2026-11-04
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by Apollo.io
Find B2B contacts and email them from one place
The free Starter plan stays free with no time limit and allows connecting Gmail accounts only.
by ZoomInfo
Large B2B database of contacts and companies
The page offers a free trial for various use cases such as prospecting, deal execution, and data enrichment.
by Seamless.AI
Search for B2B contacts and phone numbers