by Clay
Combine many data sources to build and enrich lead lists
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.
by ZoomInfo
Large B2B database of contacts and companies
B2B data platform with contacts, company details and buying signals for sales and marketing teams.
Free trial. The page offers a free trial for various use cases such as prospecting, deal execution, and data enrichment.
From their website — their pricing page, checked 2026-11-04
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by Clay
Combine many data sources to build and enrich lead lists
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.
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 Seamless.AI
Search for B2B contacts and phone numbers