Clearbit vs MillionVerifier: Data Enrichment Tool Comparison
Compare Clearbit and MillionVerifier side by side. See pricing, features, and integrations to choose the right data enrichment tool for your needs.
Clearbit and MillionVerifier are both data enrichment tools but serve different needs. Clearbit is a B2B data enrichment platform (now Breeze Intelligence by HubSpot) starting at $45/mo with 3 pricing tiers and 4 integrations. MillionVerifier is a bulk email verification service with a free tier, usage-based pricing, and 10 integrations.
Key takeaways
- Clearbit's entry plan costs $45/mo for 100 credits per month, while MillionVerifier offers a free account with 100 free credits.
- MillionVerifier's Pay as you go plan is usage-based and covers 50,000 emails.
- Clearbit lists 3 pricing tiers (Entry, Business, Enterprise) compared to MillionVerifier's 2 (Free account, Pay as you go).
- Clearbit integrates with 4 platforms (HubSpot, Segment, Marketo, Salesforce), while MillionVerifier integrates with 10, including Mailchimp, Zoho CRM, and AWeber.
- Both vendors list 8 features on their own pages, with each listing entirely different capabilities by exact wording.
Reviewed and updated September 5, 2026
Clearbit vs MillionVerifier: Data Enrichment Tool Comparison
Clearbit and MillionVerifier are both data enrichment tools. Choosing between them depends on your team size, budget, and specific B2B lead data and contact enrichment requirements. Here is what each vendor publishes about pricing, features, and integrations.
The Quick Answer
By each vendor's own wording, Clearbit lists global data coverage and lead, contact, and account enrichment, while MillionVerifier lists email checker (single) and email list verification (csv). A capability both offer can appear under different names, so read both feature lists below.
MillionVerifier offers a lower entry point at $0/mo compared to Clearbit at $45/mo.
If your priority is finding accurate contact data for target accounts, both tools target it. The right choice depends on your budget, team size, and the specific capabilities you need most.
Understanding the Core Difference
Clearbit is B2B data enrichment platform (now Breeze Intelligence by HubSpot) with real-time enrichment and visitor identification.
MillionVerifier is Bulk email verification service that cleans uploaded lists, checks single addresses in real time and verifies through an API. Connects to email marketing platforms to import lists and remove bad addresses automatically.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Entry
Free account
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
MillionVerifier Pricing (as of September 2026)
| Plan | Price | Emails |
|---|---|---|
| Free account | Free | 100 free credits |
| Pay as you go | Usage-based | 50,000 emails |
Source: MillionVerifier Pricing
Pricing Analysis
MillionVerifier offers the lower entry point ($0/mo vs $45/mo). Teams watching their budget will appreciate the savings, especially when starting out.
Clearbit offers 3 pricing tiers compared to MillionVerifier's 2, giving you more granularity as you scale.
MillionVerifier includes a free tier, which is helpful for evaluating the platform without upfront cost.
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
- Email Checker (single)
- Email List Verification (CSV)
- Bulk Verifier
- Email Verifier API
- ESP integrations import
- Risky email refund
- and 2 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
MillionVerifier Key Features
- Email Checker (single)
- Email List Verification (CSV)
- Bulk Verifier
- Email Verifier API
- ESP integrations import
- Risky email refund
- EverClean automatic email verification
- Credits never expire
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 MillionVerifier
- Email Checker (single)
- Email List Verification (CSV)
- Bulk Verifier
- Email Verifier API
- ESP integrations import
- Risky email refund
- EverClean automatic email verification
- Credits never expire
Integration Ecosystem
Clearbit Integrations
Clearbit connects with: HubSpot, Segment, Marketo, Salesforce.
MillionVerifier Integrations
MillionVerifier connects with: Mailchimp, Hubspot, Zoho CRM, Getresponse, AWeber, MailerLite, Drip, Campaign Monitor, Mailgun, Mailjet.
Shared Integrations
Both tools integrate with: HubSpot.
Integrations listed only by Clearbit: Segment, Marketo, Salesforce.
Integrations listed only by MillionVerifier: Mailchimp, Zoho CRM, Getresponse, AWeber, MailerLite, Drip, Campaign Monitor, Mailgun, Mailjet.
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 MillionVerifier
- Budget-conscious teams looking for an affordable data enrichment tool
- Organizations with complex tech stacks needing broad integration support (10 integrations)
- Teams that want to start free and scale up as needs grow
Feature Comparison Summary
| Feature | Clearbit | MillionVerifier |
|---|---|---|
| Starting Price | $45/mo | Free |
| Top Tier Price | Contact Sales | Usage-based |
| Total Features Listed | 8 | 8 |
| Integrations | 4 | 10 |
Getting Started Checklist
- Define your B2B lead data and contact enrichment requirements and monthly budget
- Estimate your expected data credits or contact lookups 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 and MillionVerifier both serve the B2B lead data and contact enrichment market. MillionVerifier offers a more accessible entry point, while Clearbit starts at $45/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 MillionVerifier for current information.
Frequently asked questions.
Frequently asked questions- What is the main difference between Clearbit and MillionVerifier?
- Clearbit is a B2B data enrichment platform, now known as Breeze Intelligence by HubSpot, offering real-time enrichment and visitor identification. MillionVerifier is a bulk email verification service that cleans uploaded lists, checks single addresses in real time, and verifies emails through an API.
- Which tool is cheaper, Clearbit or MillionVerifier?
- MillionVerifier has the lower entry point at $0/mo with a free account offering 100 free credits. Clearbit's entry plan starts at $45/mo for 100 credits per month, with Business at $1667/mo and Enterprise available by contacting sales.
- Which tool has more integrations?
- MillionVerifier has 10 integrations, including Mailchimp, HubSpot, Zoho CRM, Getresponse, AWeber, MailerLite, Drip, Campaign Monitor, Mailgun, and Mailjet. Clearbit has 4 integrations: HubSpot, Segment, Marketo, and Salesforce. HubSpot is the only integration shared by both tools.
- Is Clearbit good for enterprise teams?
- Yes, Clearbit is listed as a best fit for enterprise buyers who prefer custom pricing and dedicated support, since its Enterprise plan is available by contacting sales. It is also recommended for revenue operations teams building targeted prospect lists and marketing teams enriching CRM data for segmentation.
- Who should use MillionVerifier instead of Clearbit?
- MillionVerifier is best suited for budget-conscious teams, organizations with complex tech stacks needing broad integration support across its 10 integrations, and teams that want to start free and scale up as their needs grow. Its free tier makes it easy to evaluate before committing to a paid plan.
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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