Apollo.io
All-in-one sales intelligence and engagement platform with a massive B2B contact database.

About Apollo.io.
Apollo.io combines a massive B2B contact database (275M+ contacts) with built-in email sequencing, calling, and LinkedIn automation. It is both a data provider and an outreach tool in one platform.
The free tier is generous, offering limited credits for lead search and basic sequence functionality. Paid plans unlock higher volumes, advanced filters, intent data, and AI-powered features.
Apollo is popular among sales teams who want prospecting and outreach in a single tool without paying separately for a data provider.
Key features
- 275M+ B2B contact database
- Email sequences
- LinkedIn automation
- Dialer
- Intent data
- Email verification
- Advanced search filters
- CRM sync
- AI-powered workflows
Pros
- Huge contact database included in all plans
- Generous free tier for getting started
- Combines prospecting and outreach in one tool
- Strong intent data and buyer signals
Cons
- Data accuracy varies by region and industry
- Email sending features are less robust than dedicated tools
- Can be overwhelming with so many features
- Deliverability tools are basic compared to specialists
Integrations
Pricing
Compare Apollo.io
Quick facts
- G2 Rating
- 4.7(7,800 reviews)
- Starting Price
- $0/mo
- Founded
- 2015
- Best For
- Sales teams who want prospecting data and outreach in a single platform
- Company Size
- Solo Small Mid-Market Enterprise
- Website
- apollo.io
Looking for an alternative?
See how Apollo.io compares to FoxReach, the all-in-one cold email platform with built-in warmup, AI replies, and a free plan.
Compare Apollo.io vs FoxReachQuestions about
Apollo.io.
Apollo.io offers a free plan. Paid plans start at $0/mo.
Sales teams who want prospecting data and outreach in a single platform
Key features include: 275M+ B2B contact database, Email sequences, LinkedIn automation, Dialer, Intent data.
Yes, Apollo.io has a free plan available. You can get started without a credit card.
Top alternatives to Apollo.io include FoxReach (all-in-one cold email with built-in warmup), and other tools in the lead finder category. See our full alternatives comparison.
Apollo.io has a 4.7/5 rating on G2 based on 7,800 reviews.
Related tools.
See all alternatives →Try FoxReach
free.
All-in-one cold email outreach with built-in warmup, AI replies, and smart deliverability. No credit card required.