Free Starter plan with unlimited contact emails (10,000 credits/mo fair-use)
Apollo.io is listed under Sales & Customer Intelligence, in the Data Analysis & Business category on Flocci AI Tools. Free Starter plan with unlimited contact emails (10,000 credits/mo fair-use). It is freemium — a usable free tier with paid plans above it, and it lives at apollo.io.
Apollo.io is freemium: there is a free tier you can work in and paid plans above it. It is one of 404 freemium tools in the catalog, all labelled the same way so you are never surprised by a paywall.
Apollo.io does 3 things the catalog singles out: Free starter plan with unlimited contact emails (10,000 credits/mo fair-use); ai research drafts personalized outbound messaging from signals; combined lead database + engagement + conversation intelligence in one tool.
Twenty CRM is the closest free alternative: it sits in the same Sales & Customer Intelligence sub-category and is free. Accio (Alibaba), Attio and Clay also start free. The full list is on the alternatives page.
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