| Overview |
Apollo.io is an all-in-one sales intelligence and engagement platform with a database of over 275 million contacts. It combines prospecting, enrichment, and outreach automation in a single workflow. |
An open-source API client for REST, GraphQL, gRPC, and WebSocket with a clean interface and environment management. |
| Pricing |
Freemium ($0-99/mo) |
Freemium (Free-$12/user/month) |
| Key Features |
- Contact database
- email sequencing
- dialer
- LinkedIn integration
- buying intent signals
- data enrichment
- CRM sync
- lead scoring
|
- REST client
- GraphQL support
- gRPC support
- Environment management
- Plugin system
- Code generation
- Design and testing
- Git sync
|
| Pros |
- Massive contact database
- Generous free tier
- All-in-one platform
- Good data accuracy
|
- Open source option
- Clean interface
- Multi-protocol support
- Good plugin system
|
| Cons |
- Data can be outdated for smaller companies
- UI can feel cluttered
- Email deliverability issues at scale
|
- Smaller community than Postman
- Fewer integrations
- Kong acquisition concerns
- Limited team features on free
|
