Clearbit vs Overloop AI: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare Clearbit (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.
Clearbit is a data enrichment tool for B2B lead, contact, and account data starting at $45/mo; Overloop AI is a sales engagement platform for multi-channel outreach and campaign tracking starting at $69/mo. Teams needing accurate contact data should pick Clearbit; teams coordinating email, phone, and social outreach should pick Overloop AI. Many teams use both together.
Key takeaways
- Clearbit's entry plan costs $45/mo with 100 credits per month, while Overloop AI's Starter plan costs $69/mo with 250 credits per user per month.
- Clearbit's Business plan is priced at $1667/mo with custom contact volumes, while Overloop AI's Growth plan is $99/mo with 500 credits per user per month.
- Overloop AI's Starter plan includes 1 email account per user and 3 campaigns, while its Growth plan includes 3 email accounts per user and 10 campaigns.
- Clearbit lists 8 key features including global data coverage, real-time lead scoring and routing, and buyer intent signals.
- Both Clearbit and Overloop AI integrate with HubSpot and Salesforce, while Clearbit alone connects with Segment and Marketo, and Overloop AI alone connects with Pipedrive, Zapier, Slack, Calendly, Gmail, and Outlook.
Reviewed and updated September 2, 2026
Clearbit vs Overloop AI: Data Enrichment Tool vs Sales Engagement Platform Comparison
Clearbit 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
Clearbit 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, Clearbit lists global data coverage and lead, contact, and account enrichment, and Overloop AI lists ai-powered campaigns and 450m+ prospects database.
Clearbit offers a lower entry point at $45/mo compared to Overloop AI at $69/mo.
If your priority is finding accurate contact data for target accounts, Clearbit 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
Clearbit is B2B data enrichment platform (now Breeze Intelligence by HubSpot) with real-time enrichment and visitor identification.
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
Entry
Starter
Clearbit Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Entry | $45/mo | 100 credits/month | N/A |
| Business | $1667/mo | Custom | N/A |
| Enterprise | Contact Sales | Custom | N/A |
Source: Clearbit 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
Clearbit is more affordable at the entry level ($45/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.
Features Breakdown
- Global data coverage
- Lead, contact, and account enrichment
- Real-time lead scoring and routing
- IP intelligence for visitor identification
- Dynamic form shortening
- Corporate hierarchy mapping
- and 2 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
Clearbit Key Features
- Global data coverage
- Lead, contact, and account enrichment
- Real-time lead scoring and routing
- IP intelligence for visitor identification
- Dynamic form shortening
- Corporate hierarchy mapping
- Industry categorization
- Buyer intent signals
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 Clearbit
- Global data coverage
- Lead, contact, and account enrichment
- Real-time lead scoring and routing
- IP intelligence for visitor identification
- Dynamic form shortening
- Corporate hierarchy mapping
- Industry categorization
- Buyer intent signals
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
Clearbit Integrations
Clearbit connects with: HubSpot, Segment, Marketo, Salesforce.
Overloop AI Integrations
Overloop AI connects with: HubSpot, Salesforce, Pipedrive, Zapier, Slack, Calendly, Gmail, Outlook.
Shared Integrations
Both tools integrate with: HubSpot, Salesforce.
Integrations listed only by Clearbit: Segment, Marketo.
Integrations listed only by Overloop AI: Pipedrive, Zapier, Slack, Calendly, Gmail, Outlook.
Use Case Recommendations
Best Fit for Clearbit
- Budget-conscious teams looking for an affordable data enrichment tool
- Enterprise buyers who prefer custom pricing and dedicated support
- Revenue operations teams building targeted prospect lists
- Marketing teams enriching CRM data for segmentation
Best Fit for Overloop AI
- Teams that need a wide feature set (10 capabilities listed)
- Organizations with complex tech stacks needing broad integration support (8 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
Feature Comparison Summary
| Feature | Clearbit | Overloop AI |
|---|---|---|
| Starting Price | $45/mo | $69/mo |
| Top Tier Price | Contact Sales | Contact Sales |
| Total Features Listed | 8 | 10 |
| Integrations | 4 | 8 |
| Founded | N/A | 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
Clearbit 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. Clearbit offers a more accessible entry point at $45/mo, 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 Clearbit and Overloop AI for current information.
Frequently asked questions.
Frequently asked questions- What is the main difference between Clearbit and Overloop AI?
- Clearbit is a data enrichment tool focused on B2B lead, contact, and account enrichment, while Overloop AI is a sales engagement platform focused on multi-channel outreach and engagement tracking. They serve different parts of the sales workflow, and many teams use both together rather than choosing one over the other.
- Which tool is cheaper, Clearbit or Overloop AI?
- Clearbit is cheaper at the entry level, starting at $45/mo compared to Overloop AI's Starter plan at $69/mo. Clearbit's entry plan includes 100 credits per month, while Overloop AI's Starter plan includes 250 credits per user per month plus 1 email account and 3 campaigns per user.
- Do Clearbit and Overloop AI integrate with the same tools?
- They share integrations with HubSpot and Salesforce. Beyond that, Clearbit alone connects with Segment and Marketo, while Overloop AI alone connects with Pipedrive, Zapier, Slack, Calendly, Gmail, and Outlook, giving Overloop AI a broader integration list.
- Who should use Clearbit instead of Overloop AI?
- Clearbit fits budget-conscious teams looking for an affordable data enrichment tool, enterprise buyers who prefer custom pricing and dedicated support, revenue operations teams building targeted prospect lists, and marketing teams enriching CRM data for segmentation.
- What features does Overloop AI offer that Clearbit does not list?
- Overloop AI lists features such as AI-powered campaigns, a 450M+ prospects database, verified email addresses, smart multichannel campaigns across email and social, AI-powered outreach followups, an email finder and verifier, a Chrome extension for LinkedIn, a conversations inbox, email warmup, and a REST API, none of which appear on Clearbit's own feature list.
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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