Apollo.io
B2B sales intelligence and engagement platform for prospecting, lead generation, and deal automation.
Where Apollo.io ranks
Current edition · updated Oct 20, 2026About Apollo.io
B2B sales intelligence and engagement platform for prospecting, lead generation, and deal automation.
Products
B2B contact database with 230M+ verified contacts and 30M+ companies.
Native connector built on Model Context Protocol, connecting Apollo data to Claude, ChatGPT, and Perplexity for AI-driven prospecting.
AI sales assistant for email writing, personalization, and call scripts.
B2B contact database search with 65+ precision filters to find verified professionals and companies.
Multichannel outreach, sequences, email deliverability, and dialer capabilities for B2B sales teams.
Power and parallel dialing, local presence, and international dialing for sales teams.
CRM and CSV data enrichment, deduplication, and API enrichment to keep records accurate and up-to-date.
Conversation intelligence, deal management, analytics, and coaching to accelerate deal velocity.
REST API for data enrichment and workflow management, allowing query of contacts, companies, and more.
Browser extension for prospecting directly from web pages.
Workflow engine for automating sales processes, including task creation, sequence enrollment, and stage syncing.
What customers say
“Sylvain said. With usability and data accuracy problems reducing his team’s productivity, he began exploring other options. Battle Royale: ZoomInfo, Apollo, Lusha, Clearbit, and Seamless Talk to Sylvain (who goes by Syl) for any length of time, and it becomes obvious that his thoughts flow in a precise, ordered way. And that’s exactly how he approached the process of finding a new solution for his sales team.”
“Our claim to fame is our speed, support & security. And at the core of our success is our people, we have the best engineering team and the most experienced developers in the industry,”
“It’s so lovely, I can do everything in an hour, an hour and a half tops, and then we are set up for the whole month. SDRs know where their focus is, and which leads to reach out to. It really saves a lot of time.”
- Contact & Account Search
Built In connected Apollo to Salesforce for daily enrichment of 100,000 accounts and used filters and scoring to prioritize prospects. Apollo reports double-digit increases in win rate and annual contract value among…
Case study - Sales Engagement
GTM Ops used Apollo Workflows to route intent signals into personalized sequences, automate touchpoints, and assign prospects to reps. Apollo reports a 300% increase in SDR efficiency and 70 hours saved weekly across the…
Case study - Enrich & Cleanse
Customer.io used Apollo to search prospects, enrich contact records, and build and test outbound sequences. Apollo reports a 70% increase in sales-qualified leads as the sales team expanded from 12 people to 29.
Case study
Security and compliance
As reported by Apollo.io. Ask for audit reports before you buy.
- ISO/IEC 27001Certified
- SOC 2Certified
- GDPR compliant as Data Processor and Data ControllerCompliant
SubprocessorsBond, Fireflies.ai, Userbrain, Zomma, AeroSim, Fifth Dimension, Ignition Benefits, Kairos Health
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