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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 wins this matchup. Apollo is our overall Sales Intelligence pick. Apollo is our free Sales Intelligence pick. Pick ContactOut if you need its specific feature set.

··Methodology
Editor reviewed0 verified reviews comparedPricing checked Sep 2026

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:

  • • You want high data accuracy with hourly updates and triple-verification
  • • You want extensive database covering a large number of professionals and companies

Apollo.io

Find leads, enrich data, and automate outreach

Best for you if:

  • • You want a free tier before you commit
  • • You want massive B2B contact database with 275M+ contacts
  • • You want generous free tier with 50 credits/month
At a Glance
ContactOutContactOut
Apollo.ioApollo.io
Starts at
Custom
FreeFree tier available
Best For
Sales IntelligenceSales Intelligence
Rating
4.5/54.1/5
Free plan
No Yes

Choose ContactOut or Apollo.io?

ContactOut

Choose ContactOut if

Unlock accurate contact data for 350M professionals to supercharge prospecting and outreach.

  • You want high data accuracy with hourly updates and triple-verification
  • You want extensive database covering a large number of professionals and companies
Apollo.io

Choose Apollo.io if

Find leads, enrich data, and automate outreach

  • You want a free tier before you commit
  • You want massive B2B contact database with 275M+ contacts
  • You want generous free tier with 50 credits/month
FeatureContactOutApollo.io
Pricing ModelPaidFreemium
User Rating
★4.5/5
128 reviews
★4.1/5
11,273 reviews
Categories
Sales IntelligenceHR & Recruiting
Sales IntelligenceSales Engagement

In-Depth Analysis

ContactOutContactOut

Unlock accurate contact data for 350M professionals to supercharge prospecting and outreach.

Starts at Custom
Fair value

The 'Team / API' tier, with its 'Contact Us' pricing, suggests a potentially expensive solution tailored for larger enterprises.

Watch out

Potential high minimum spend for 'Team / API'

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

Chrome Extension for instant contact retrievalSearch Portal with access to 350M+ professionalsAPI for bulk contact data access and integrationAI Personalizer for generating hyper-personalized emailsMulti-stage email campaign automationHourly data updates for accuracy

Apollo.ioApollo.io

Find leads, enrich data, and automate outreach

Starts at Free
Good value

Apollo.io's pricing is quite generous, especially with the 'Free' tier offering 50 credits/month and the 'Professional' tier providing unlimited credits for $99/month.

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

275M+ contact databaseEmail finder & verificationSales engagement sequencesCRM integrationsChrome extensionAI insights

Pricing: ContactOut vs Apollo.io

PlanContactOutApollo.io
Tier 1
Contact Us
Team / API
Free
Free
Tier 2N/A
49/month
Basic
Tier 3N/A
99/month
Professional
Tier 4N/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: 4.5/5 (128 reviews). Apollo.io: 4.1/5 (11,273 reviews).

Go with: ContactOut

Value user reviews?

ContactOut: 128 reviews (4.5/5). Apollo.io: 11,273 reviews (4.1/5).

Go with: Apollo.io

3 Questions to Help You Decide

1

What's your budget?

ContactOut is paid. Apollo.io is freemium. Apollo.io lets you start free.

2

What's your use case?

Both are sales intelligence tools. Compare their specific features to decide.

3

How important are ratings?

ContactOut is rated higher: 4.5/5 vs 4.1/5.

Key Takeaways

Apollo.io

  • Larger review base (11,273 reviews)
  • Free tier available
  • Our pick for this comparison

ContactOut

  • Higher user rating: 4.5/5 vs 4.1/5

The Bottom Line

Apollo.io wins this matchup. Apollo is our overall Sales Intelligence pick. Apollo is our free Sales Intelligence 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.

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