Apollo.io
B2B database + sequencing + AI research (powered partly by Perplexity API).
Solo, 1 rep · SMB, 2-19 reps · Mid-market, 20-200 repsEnrichment, Research, First touch
Sponsors never affect verdicts. A sponsored card is labelled, and it does not change the proof or the verdict.
Best for
The pricing FAQ describes Free for light usage, Basic for individual sellers, and Professional for full-time reps.
Not for
Standard plans are for internal business use. Using Apollo data to power an external product, share it with customers, or resell it is not permitted on those plans.
Pricing
A Free plan stays free with no time limit. Basic, Professional, and Custom are the other plans. Dollar amounts were not in the pricing FAQ text checked on this date. Tier: Freemium.
Integrations
Salesforce, HubSpot, Outreach, Salesloft, Marketo, Sendgrid, LinkedIn
Last verified
Oct 15, 2026
Source
www.apollo.io/pricingCRM
HubSpot, Salesforce
Rollout effort
Not listed.
Security
Not listed.
Where it helps
- Low entry price, all-in-one
The tradeoff
- Data accuracy varies by segment (commonly reported)
Proof
- Vendor-claimedIru (Apollo story)
Meetings +20%
Apollo AI Research drove a 46% increase in meetings booked across its users
- Vendor-claimedOvernight book-wide account research
Covers 100+ accounts per rep (qualitative; no conversion metric published)
- Vendor-claimedWebsite-visitor to enriched leads (n8n)
~280 enriched leads/day; 4-5 hours/day saved
Alternatives
These share a need in the guide.
- Origami AI
Include as an emerging pick for list-building on hard-to-reach/local ICPs. Promising, but flag evidence as vendor-claimed until named customer results exist.
- Clay
Best-in-class for teams with a GTM engineer/ops owner.
- Nooks
Top dialer pick for outbound SDR teams.
Stacks that use it
- John Albert, Anthropic
Business Development Rep
Further reading: www.apollo.io/magazine/iru-customer-story
Page URL for citation: https://revstackai.co/tools/apollo-io