ContactOut vs Apollo.io: Which is Better in 2026?
Choosing between ContactOut and Apollo.io comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Bottom line: Apollo.io is our overall pick for sales intelligence workflows. Pick ContactOut if you need its specific feature set.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
ContactOut
Unlock accurate contact data for 350M professionals to supercharge prospecting and outreach.
Best for you if:
- • Provides highly accurate email and phone numbers for 350M+ professionals.
- • Offers a Chrome Extension, search portal, and API for flexible data access.
Apollo.io
Find leads, enrich data, and automate outreach
Best for you if:
- • You want to try before committing
- • Apollo.io is a sales intelligence platform for finding and engaging B2B prospects
- • It provides contact data, email sequences, and CRM integration for outbound sales
| At a Glance |  ContactOut |  Apollo.io |
|---|---|---|
Starts at | Custom | FreeFree tier available |
Best For | Sales Intelligence | Sales Intelligence |
Rating | 4.4/5 | 4.7/5 |
Choose ContactOut or Apollo.io?
Choose ContactOut if
Unlock accurate contact data for 350M professionals to supercharge prospecting and outreach.
- High data accuracy with hourly updates and triple-verification.
- Extensive database covering a large number of professionals and companies.
- Integrated tools for outreach, including AI personalization and email campaigns.
Choose Apollo.io if
Find leads, enrich data, and automate outreach
- Massive B2B contact database with 275M+ contacts
- Generous free tier with 50 credits/month
- All-in-one prospecting and engagement platform
- You want a free tier before you commit
| Feature | ContactOut | Apollo.io |
|---|---|---|
| Pricing Model | Paid | Freemium |
| User Rating | ★4.4/5 139 reviews | ★4.7/5 9,450 reviews |
| Categories | Sales IntelligenceHR & Recruiting | Sales IntelligenceSales Engagement |
In-Depth Analysis
ContactOut
Unlock accurate contact data for 350M professionals to supercharge prospecting and outreach.
Strengths
- +High data accuracy with hourly updates and triple-verification.
- +Extensive database covering a large number of professionals and companies.
- +Integrated tools for outreach, including AI personalization and email campaigns.
- +Flexible access options through Chrome Extension, search portal, and API.
- +Compliant with CCPA and GDPR regulations.
Weaknesses
- -Specific pricing details for advanced plans are not transparently listed and require contacting sales.
- -While a free tier exists, the full capabilities and extensive data access likely require a paid subscription.
Key features
Apollo.io
Find leads, enrich data, and automate outreach
Strengths
- +Massive B2B contact database with 275M+ contacts
- +Generous free tier with 50 credits/month
- +All-in-one prospecting and engagement platform
- +Strong CRM integrations with Salesforce and HubSpot
- +AI-powered lead scoring and recommendations
Weaknesses
- -Data accuracy varies by region and industry
- -Credit system can be confusing
- -Email deliverability requires careful setup
- -Higher tiers needed for advanced features
- -Learning curve for full platform utilization
Key features
Pricing: ContactOut vs Apollo.io
| Plan | ContactOut | Apollo.io |
|---|---|---|
| Tier 1 | Contact Us Team / API | Free Free |
| Tier 2 | N/A | 49/month Basic |
| Tier 3 | N/A | 99/month Professional |
| Tier 4 | N/A | Contact sales Enterprise |
Pricing verified from each vendor's public pricing page. Compare in detail on ContactOut pricing and Apollo.io pricing.
Who Should Use What?
On a budget?
Apollo.io has a free tier. ContactOut is paid only.
Go with: Apollo.io
Want the highest-rated option?
ContactOut: 4.4/5 (139 reviews). Apollo.io: 4.7/5 (9,450 reviews).
Go with: Apollo.io
Value user reviews?
ContactOut: 139 reviews (4.4/5). Apollo.io: 9,450 reviews (4.7/5).
Go with: Apollo.io
3 Questions to Help You Decide
What's your budget?
ContactOut is paid. Apollo.io is freemium. Apollo.io lets you start free.
What's your use case?
Both are sales intelligence tools. Compare their specific features to decide.
How important are ratings?
Apollo.io is rated higher: 4.7/5 vs 4.4/5.
Key Takeaways
Apollo.io
- Higher user rating: 4.7/5 vs 4.4/5
- Larger review base (9,450 reviews)
- Free tier available
- Our pick for this comparison
ContactOut
- Choose if you want unlock accurate contact data for 350M professionals to supercharge prospecting and outreach
The Bottom Line
Apollo.io is our pick.
Frequently Asked Questions
Is ContactOut or Apollo.io better?
Apollo.io is rated in our evaluation. ContactOut is paid and Apollo.io is freemium.
What are ContactOut and Apollo.io used for?
ContactOut: Unlock accurate contact data for 350M professionals to supercharge prospecting and outreach.. Apollo.io: Find leads, enrich data, and automate outreach.
What does ContactOut cost vs Apollo.io?
ContactOut is a paid tool. Apollo.io is freemium (free tier + paid plans). Visit their websites for detailed pricing.