Apollo
Market LeaderSales intelligence and engagement platform with a massive B2B lead database.
👥 1M+ users users💰 Series D
✓ Last verified: March 2026
Apollo is an all-in-one sales intelligence and engagement platform that combines a database of 275M+ contacts with built-in email sequences, a dialer, and AI-powered workflows. It helps sales teams find verified leads, automate outreach, and close deals faster.
Our Ratings
8
Ease of Use
8
Output Quality
9
Value
7
Support
8
Versatility
Key Features
- ✓275M+ B2B contact and company database
- ✓AI-powered email sequence automation
- ✓Built-in dialer and call recording
- ✓Intent data and buying signals
- ✓Chrome extension for LinkedIn prospecting
Best For
- 👍 SDR teams building targeted prospect lists at scale
- 👍 Startups needing an affordable all-in-one sales tool
- 👍 Revenue teams combining prospecting and outreach in one platform
Limitations
- ⚠️ Data accuracy varies by region and industry
- ⚠️ Free plan has strict daily credit limits
- ⚠️ Email deliverability requires careful warm-up and configuration
Integrations
SalesforceHubSpotOutreachSlackZapierLinkedIn
![[Apollo.io 2026] B2B Lead Generation Tutorial For Beginners](https://img.youtube.com/vi/nXc13tFrMUY/hqdefault.jpg)
Quick Facts
DifficultyIntermediate
Team sizeany
API accessYes
Mobile appNo
Data privacymedium
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