Apollo
Market LeaderSales intelligence and engagement platform with a massive B2B lead database.
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
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
Video Reviews & Tutorials
More on YouTube
![[Apollo.io 2026] B2B Lead Generation Tutorial For Beginners](https://img.youtube.com/vi/nXc13tFrMUY/hqdefault.jpg)
Related Articles
Best AI Automation Tools 2026: n8n vs Gumloop — Build AI Agent Workflows
Compare the top AI automation platforms of 2026. n8n and Gumloop let you build AI agent workflows that connect LLMs to your business tools.
Vapi vs Bland AI vs Retell: Best AI Voice Calling Platforms 2026
Compare Vapi, Bland AI, and Retell side-by-side on pricing, voice quality, latency, and features. Find the best AI voice calling platform for your business in 2026.
How to Build an AI Sales Agent in 2026: The Vapi + n8n + GHL Stack
A practical guide to building an AI sales agent using Vapi, n8n, and GoHighLevel — covering architecture, costs, ROI analysis, and step-by-step setup for small businesses.