MillionVerifier vs Ocean.io: Data Enrichment Tool Comparison
Compare MillionVerifier and Ocean.io side by side. See pricing, features, and integrations to choose the right data enrichment tool for your needs.
MillionVerifier is a bulk email verification service with a free entry plan and 10 integrations including Mailchimp and Hubspot, suited to budget-conscious teams cleaning email lists. Ocean.io is a B2B prospecting and enrichment platform with usage-based credit pricing and waterfall enrichment across 16+ data sources, better suited to enterprise revenue and sales teams researching target accounts.
Key takeaways
- MillionVerifier's free account includes 100 free credits, and its pay as you go plan covers 50,000 emails.
- Ocean.io's yearly subscription requires a minimum of 9,000 credits and a maximum of 60,000, valid for 12 months.
- Ocean.io offers 4 pricing tiers, compared to MillionVerifier's 2 tiers.
- MillionVerifier lists 10 integrations including Mailchimp, Hubspot, and Zoho CRM, while Ocean.io lists 4 integrations including Salesforce and Clay.
- Hubspot is the only integration listed by both MillionVerifier and Ocean.io.
Reviewed and updated September 4, 2026
MillionVerifier vs Ocean.io: Data Enrichment Tool Comparison
MillionVerifier and Ocean.io 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, MillionVerifier lists email checker (single) and email list verification (csv), while Ocean.io lists ai-powered lookalike filters and waterfall enrichment (16+ data sources). A capability both offer can appear under different names, so read both feature lists below.
MillionVerifier publishes an entry price of $0/mo; Ocean.io uses usage-based pricing, so the two cannot be compared on list price.
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
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.
Ocean.io is B2B prospecting and enrichment platform that returns verified emails and direct phone numbers on one credit system shared across the platform and the API.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Free account
Subscription (Yearly)
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
Ocean.io Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Subscription (Yearly) | Usage-based | Minimum 9,000 credits, maximum 60,000; credits valid for 12 months |
| Subscription (Monthly) | Usage-based | Minimum 750 credits, maximum 5,000; credits valid for 6 months |
| Pay as you go | Usage-based | Minimum 1,000 credits, maximum 20,000; credits valid for 3 months |
| Custom plan | Contact Sales | Volume pricing for larger teams with flexible credit allocation |
Source: Ocean.io Pricing
Pricing Analysis
One or both platforms use custom or contact-based pricing for some tiers. Reach out to their sales teams for exact quotes based on your usage needs.
Ocean.io offers 4 pricing tiers compared to MillionVerifier's 2, giving you more granularity as you scale.
MillionVerifier includes a free tier, letting you test the platform before committing financially.
Features Breakdown
- Email Checker (single)
- Email List Verification (CSV)
- Bulk Verifier
- Email Verifier API
- ESP integrations import
- Risky email refund
- and 2 more listed below
- AI-powered lookalike filters
- Waterfall enrichment (16+ data sources)
- Double email verification (incl. catch-alls)
- Direct phone numbers
- Chrome extension
- Unlimited seats
- and 2 more listed below
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
Ocean.io Key Features
- AI-powered lookalike filters
- Waterfall enrichment (16+ data sources)
- Double email verification (incl. catch-alls)
- Direct phone numbers
- Chrome extension
- Unlimited seats
- Free exports
- API access
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 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
Listed only by Ocean.io
- AI-powered lookalike filters
- Waterfall enrichment (16+ data sources)
- Double email verification (incl. catch-alls)
- Direct phone numbers
- Chrome extension
- Unlimited seats
- Free exports
- API access
Integration Ecosystem
MillionVerifier Integrations
MillionVerifier connects with: Mailchimp, Hubspot, Zoho CRM, Getresponse, AWeber, MailerLite, Drip, Campaign Monitor, Mailgun, Mailjet.
Ocean.io Integrations
Ocean.io connects with: HubSpot, Pipedrive, Salesforce, Clay.
Shared Integrations
Both tools integrate with: Hubspot.
Integrations listed only by MillionVerifier: Mailchimp, Zoho CRM, Getresponse, AWeber, MailerLite, Drip, Campaign Monitor, Mailgun, Mailjet.
Integrations listed only by Ocean.io: Pipedrive, Salesforce, Clay.
Use Case Recommendations
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
Best Fit for Ocean.io
- Enterprise buyers who prefer custom pricing and dedicated support
- Revenue operations teams building targeted prospect lists
- Marketing teams enriching CRM data for segmentation
- Sales teams researching target accounts
Feature Comparison Summary
| Feature | MillionVerifier | Ocean.io |
|---|---|---|
| Starting Price | Free | Usage-based |
| Top Tier Price | Usage-based | Contact Sales |
| Total Features Listed | 8 | 8 |
| Integrations | 10 | 4 |
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
MillionVerifier and Ocean.io both serve the B2B lead data and contact enrichment market. MillionVerifier publishes an entry price (a free tier), while Ocean.io uses usage-based pricing for its plans, so compare on features and on the quote you receive. 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 MillionVerifier and Ocean.io for current information.
Frequently asked questions.
Frequently asked questions- What is the main difference between MillionVerifier and Ocean.io?
- MillionVerifier is a bulk email verification service that cleans uploaded lists, checks single addresses in real time, and verifies through an API. Ocean.io is a B2B prospecting and enrichment platform that returns verified emails and direct phone numbers on a shared credit system across the platform and API.
- How much does MillionVerifier cost?
- MillionVerifier has a free account tier with 100 free credits, and a pay as you go plan that is usage-based and covers 50,000 emails. This lets teams test the platform before committing financially.
- How much does Ocean.io cost?
- Ocean.io uses usage-based pricing across four tiers. The yearly subscription requires a minimum of 9,000 and maximum of 60,000 credits valid for 12 months, the monthly subscription requires a minimum of 750 and maximum of 5,000 credits valid for 6 months, and pay as you go requires a minimum of 1,000 and maximum of 20,000 credits valid for 3 months, with a custom plan available by contacting sales.
- Which integrations do MillionVerifier and Ocean.io support?
- MillionVerifier lists 10 integrations including Mailchimp, Hubspot, Zoho CRM, Getresponse, AWeber, MailerLite, Drip, Campaign Monitor, Mailgun, and Mailjet. Ocean.io lists 4 integrations: Hubspot, Pipedrive, Salesforce, and Clay. Hubspot is the only integration both tools list.
- Which tool is better for enterprise sales and revenue teams?
- Ocean.io is positioned as the better fit for enterprise buyers who prefer custom pricing and dedicated support, revenue operations teams building targeted prospect lists, marketing teams enriching CRM data for segmentation, and sales teams researching target accounts.
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
Connect on LinkedIn →Explore more.
Ready to scale your outreach?
We build GTM engines that book real meetings. See the receipts.
Related articles.
Apollo.io vs Ocean.io: Data Enrichment Tool Comparison
Compare Apollo.io and Ocean.io side by side. See pricing, features, and integrations to choose the right data enrichment tool for your needs.
Apollo.io vs Proofy: Data Enrichment Tool Comparison
Compare Apollo.io and Proofy side by side. See pricing, features, and integrations to choose the right data enrichment tool for your needs.
AroundDeal vs Leadspicker: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare AroundDeal (data enrichment tool) and Leadspicker (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
AroundDeal vs Salesflare: Data Enrichment Tool vs CRM Platform Comparison
Compare AroundDeal (data enrichment tool) and Salesflare (CRM platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Gong vs NeverBounce: Sales Engagement Platform vs Data Enrichment Tool Comparison
Gong vs NeverBounce: what Gong's own pages say about enrichment, what NeverBounce's API returns about an address, and how each vendor prices.
ContactOut vs Luru: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare ContactOut (data enrichment tool) and Luru (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.