Apollo
Business AISales intelligence and engagement platform with a massive B2B database.
About Apollo
Apollo.io is an all-in-one sales intelligence and engagement platform that helps teams find, contact, and close their ideal customers. It features a massive database of over 275 million B2B contacts and use AI to help users identify high-intent leads, automate personalized outreach, and optimize their entire sales process from a single dashboard.
Whether you need help writing code, drafting emails, brainstorming creative ideas, or explaining complex topics, Apollo serves as a versatile digital assistant capable of handling a wide array of linguistic tasks with remarkable nuance and accuracy.
Key Features
B2B Database
Access verified email addresses and phone numbers for millions of professionals.
AI Writing Assistant
Generate personalized sales emails and follow-ups based on prospect data.
Sales Sequences
Build automated, multi-step outreach campaigns across email and LinkedIn.
Intent Data
Identify companies that are actively searching for solutions like yours.
CRM Enrichment
Automatically keep your CRM data up-to-date with the latest contact information.
Pros & Cons
Pros
- +Incredible value with a massive database and engagement tools in one
- +Very user-friendly interface and Chrome extension
- +Powerful filtering options to find highly specific target audiences
- +Generous free tier for individuals and small teams
Cons
- -Data accuracy can vary, though it's generally high
- -Email deliverability features require careful setup
- -Advanced features can be overwhelming for beginners
Frequently Asked Questions
Is Apollo.io free?
Does Apollo integrate with LinkedIn?
Updated on May 2026