| 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. |
The world's largest API marketplace connecting developers with thousands of APIs for integration and monetization. |
| Pricing |
Freemium ($0-99/mo) |
Freemium (Free + API costs) |
| Key Features |
- Contact database
- email sequencing
- dialer
- LinkedIn integration
- buying intent signals
- data enrichment
- CRM sync
- lead scoring
|
- API marketplace
- API testing
- API management
- Developer portal
- Analytics
- Monetization
- Team management
- SDK generation
|
| Pros |
- Massive contact database
- Generous free tier
- All-in-one platform
- Good data accuracy
|
- Largest API marketplace
- Easy to discover APIs
- Testing built-in
- API key management
|
| Cons |
- Data can be outdated for smaller companies
- UI can feel cluttered
- Email deliverability issues at scale
|
- API quality varies
- Some expensive APIs
- Platform fees
- Can be confusing
|
