ContactOut vs Overloop AI: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare ContactOut (data enrichment tool) and Overloop AI (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
ContactOut is a data enrichment tool for finding and verifying B2B contact data, priced from $0/mo, while Overloop AI is a sales engagement platform for multi-channel outreach campaigns, priced from $69/mo. ContactOut suits teams prioritizing accurate contact data, and Overloop AI suits teams coordinating outreach across email, phone, and social channels. Many teams use both.
Key takeaways
- ContactOut's Free plan costs $0/mo, while Overloop AI's entry-level Starter plan costs $69/mo.
- ContactOut offers four pricing tiers, Free, Email at $49/mo, Email + Phone at $99/mo, and Team/API, compared to Overloop AI's three tiers, Starter at $69/mo, Growth at $99/mo, and Enterprise.
- ContactOut's Team plan includes a bulk license covering more than 700 million profiles, while Overloop AI's database covers more than 450 million prospects.
- Both platforms integrate with Salesforce, HubSpot, Zapier, Gmail, and Outlook, but only ContactOut integrates with Greenhouse, Lever, and Bullhorn, and only Overloop AI integrates with Pipedrive, Slack, and Calendly.
- ContactOut includes a free tier for testing before committing financially, while Overloop AI has no free tier and starts at $69/mo.
Reviewed and updated September 2, 2026
ContactOut vs Overloop AI: Data Enrichment Tool vs Sales Engagement Platform Comparison
ContactOut is a data enrichment tool; Overloop AI is a sales engagement platform. Whether you need one, the other, or both depends on which part of the workflow you are buying for: B2B lead data and contact enrichment on one side, multi-channel sales outreach and engagement tracking on the other. This guide lays out what each vendor publishes.
The Quick Answer
ContactOut is a data enrichment tool for B2B lead data and contact enrichment; Overloop AI is a sales engagement platform for multi-channel sales outreach and engagement tracking. By each vendor's own wording, ContactOut lists one user per company limit on free, email and email + phone plans and browser extension for linkedin, and Overloop AI lists ai-powered campaigns and 450m+ prospects database.
ContactOut offers a lower entry point at $0/mo compared to Overloop AI at $69/mo.
If your priority is finding accurate contact data for target accounts, ContactOut is the one built for it; for coordinating outreach across email, phone, and social channels, that is Overloop AI. Many teams run one of each.
Understanding the Core Difference
ContactOut is Email and phone finder with a LinkedIn-focused browser extension, AI-powered email campaigns, and a 700M+ profile bulk license on the Team plan.
Overloop AI is Sales prospecting platform that finds verified B2B contacts and runs personalized email and social outreach campaigns. Includes a 450M+ B2B contact database, an email finder and verifier, and AI-written campaigns and follow-ups.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Free
Starter
ContactOut Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Free | Free | 5 emails, 5 phones and 5 exports per day | 5 emails / day |
| $49/mo | 300 exports / month | Unlimited emails | |
| Email + Phone | $99/mo | 600 exports / month | Unlimited emails and unlimited phones |
| Team / API | Contact Sales | Bulk license, 700M+ profiles | Contact us |
Source: ContactOut Pricing
Overloop AI Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Starter | $69/mo | 250 credits per month per user | 1 email account per user; 3 campaigns |
| Growth | $99/mo | 500 credits per month per user | 3 email accounts per user; 10 campaigns |
| Enterprise | Contact Sales | 1,000 credits per month per user | Unlimited email accounts; Unlimited campaigns |
Source: Overloop AI Pricing
Pricing Analysis
ContactOut is more affordable at the entry level ($0/mo vs $69/mo). For teams with tight budgets or those just getting started with B2B lead data and contact enrichment and multi-channel sales outreach and engagement tracking, this price difference matters.
ContactOut offers 4 pricing tiers compared to Overloop AI's 3, giving you more granularity as you scale.
ContactOut includes a free tier, letting you test the platform before committing financially.
Features Breakdown
- One user per company limit on Free, Email and Email + Phone plans
- Browser extension for LinkedIn
- Email campaigns
- AI email writer
- Data enrichment
- List builder
- and 3 more listed below
- AI-powered campaigns
- 450M+ prospects database
- Verified Email Addresses
- Smart multichannel campaigns (Email + social)
- AI-powered Outreach Followups
- Email Finder & Verifier
- and 4 more listed below
ContactOut Key Features
- One user per company limit on Free, Email and Email + Phone plans
- Browser extension for LinkedIn
- Email campaigns
- AI email writer
- Data enrichment
- List builder
- Search portal
- Bulk license (700M+ profiles on Team)
- CSV export
Overloop AI Key Features
- AI-powered campaigns
- 450M+ prospects database
- Verified Email Addresses
- Smart multichannel campaigns (Email + social)
- AI-powered Outreach Followups
- Email Finder & Verifier
- Chrome Extension for LinkedIn
- Conversations Inbox
- Email Warmup
- REST API
The two lists below are a diff of each vendor's own feature list by exact wording, so a capability both tools offer can appear on either side under a different name.
Listed only by ContactOut
- One user per company limit on Free, Email and Email + Phone plans
- Browser extension for LinkedIn
- Email campaigns
- AI email writer
- Data enrichment
- List builder
- Search portal
- Bulk license (700M+ profiles on Team)
- CSV export
Listed only by Overloop AI
- AI-powered campaigns
- 450M+ prospects database
- Verified Email Addresses
- Smart multichannel campaigns (Email + social)
- AI-powered Outreach Followups
- Email Finder & Verifier
- Chrome Extension for LinkedIn
- Conversations Inbox
- Email Warmup
- REST API
Integration Ecosystem
ContactOut Integrations
ContactOut connects with: Salesforce, HubSpot, Greenhouse, Lever, Bullhorn, Zapier, Gmail, Outlook.
Overloop AI Integrations
Overloop AI connects with: HubSpot, Salesforce, Pipedrive, Zapier, Slack, Calendly, Gmail, Outlook.
Shared Integrations
Both tools integrate with: Salesforce, HubSpot, Zapier, Gmail, Outlook.
Integrations listed only by ContactOut: Greenhouse, Lever, Bullhorn.
Integrations listed only by Overloop AI: Pipedrive, Slack, Calendly.
Use Case Recommendations
Best Fit for ContactOut
- Budget-conscious teams looking for an affordable data enrichment tool
- Teams that want to start free and scale up as needs grow
- Enterprise buyers who prefer custom pricing and dedicated support
Best Fit for Overloop AI
- Teams that need a wide feature set (10 capabilities listed)
- Enterprise buyers who prefer custom pricing and dedicated support
- SDR teams running multi-channel outreach sequences
- Sales managers tracking team engagement metrics
Feature Comparison Summary
| Feature | ContactOut | Overloop AI |
|---|---|---|
| Starting Price | Free | $69/mo |
| Top Tier Price | Contact Sales | Contact Sales |
| Total Features Listed | 9 | 10 |
| Integrations | 8 | 8 |
| Founded | 2015 | 2015 |
Getting Started Checklist
- Define your B2B lead data and contact enrichment and multi-channel sales outreach and engagement tracking requirements and monthly budget
- Estimate your expected data credits or contact lookups and sequences and engagement actions to find the right tier
- List the integrations your team currently relies on
- Sign up for free trials or demos of both platforms
- Run a small test with each tool before making a commitment
- Evaluate the onboarding experience and support quality
Final Thoughts
ContactOut serves the B2B lead data and contact enrichment side of an outbound stack and Overloop AI the multi-channel sales outreach and engagement tracking side. ContactOut offers a more accessible entry point, while Overloop AI starts at $69/mo. Your decision should weigh pricing against the specific features that matter most for your workflow.
Start with a trial of each to see which platform fits your team's daily process. The best tool is the one your team actually uses consistently.
Pricing and features verified as of September 2026. Visit ContactOut and Overloop AI for current information.
Frequently asked questions.
Frequently asked questions- Is ContactOut cheaper than Overloop AI?
- Yes, ContactOut starts at $0/mo with a free plan, while Overloop AI's entry-level Starter plan costs $69/mo. ContactOut's paid tiers run $49/mo for Email and $99/mo for Email + Phone, and Overloop AI's Growth plan also costs $99/mo.
- What is the difference between ContactOut and Overloop AI?
- ContactOut is a data enrichment tool focused on finding and verifying B2B contact data, including emails and phone numbers, through a LinkedIn browser extension. Overloop AI is a sales engagement platform built for running multi-channel outreach campaigns across email and social channels with AI-written follow-ups.
- Do ContactOut and Overloop AI integrate with the same tools?
- They share five integrations: Salesforce, HubSpot, Zapier, Gmail, and Outlook. ContactOut additionally integrates with Greenhouse, Lever, and Bullhorn, while Overloop AI additionally integrates with Pipedrive, Slack, and Calendly.
- Can I use ContactOut and Overloop AI together?
- Yes, the article notes that many teams run one of each since they serve different jobs. ContactOut handles finding accurate contact data for target accounts, and Overloop AI handles coordinating outreach across email, phone, and social channels.
- How many pricing tiers does each platform offer?
- ContactOut offers four tiers: Free, Email at $49/mo, Email + Phone at $99/mo, and a Team/API plan requiring contact with sales. Overloop AI offers three tiers: Starter at $69/mo, Growth at $99/mo, and an Enterprise plan requiring contact with sales.
About the author.
Tim Carden is CMO / CTO at RevenueFlow, which builds and operates outbound revenue engines for B2B companies. Studied at McGill University.
Tim Carden · CMO / CTO
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