Last updated March 24, 2026
Apollo.io
FeaturedEnterpriseAll-in-one sales intelligence and outbound platform with 275M+ contacts and AI-powered sequencing
Best for: Sales teams that need a combined prospecting database and outbound email sequencing platform at an accessible price
Target Audience
SDR teams, sales teams, B2B companies
Overview
Apollo.io is an all-in-one sales intelligence and engagement platform with a database of over 275 million contacts that combines prospecting, email sequencing, and analytics in one tool. Its AI features include automated email personalization, lead scoring, and recommended actions based on buyer signals. Apollo is one of the most widely adopted sales tools globally, used by over 1 million users.
Key Features
Integrations
Pros
- Massive contact database
- Generous free tier
- All-in-one platform
- Widely adopted
Cons
- Data accuracy varies
- Can feel overwhelming
- Email deliverability requires setup
- Higher tiers get expensive
Compare Apollo.io
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