| 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. |
Comprehensive email and DNS monitoring platform for diagnosing email delivery issues and monitoring domain health. |
| Pricing |
Freemium ($0-99/mo) |
Freemium ($0-399/mo) |
| Key Features |
- Contact database
- email sequencing
- dialer
- LinkedIn integration
- buying intent signals
- data enrichment
- CRM sync
- lead scoring
|
- MX lookup
- Blacklist check
- SMTP diagnostics
- DMARC
- SPF
- Domain health
- Monitoring
|
| Pros |
- Massive contact database
- Generous free tier
- All-in-one platform
- Good data accuracy
|
- Free tools
- Comprehensive DNS checks
- Industry standard
- Monitoring
|
| Cons |
- Data can be outdated for smaller companies
- UI can feel cluttered
- Email deliverability issues at scale
|
- Pro features expensive
- Interface dated
- Overwhelming for beginners
|
