Lead411 vs Overloop AI: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare Lead411 (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.
Compare Lead411 (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.
Reviewed and updated September 2, 2026
Lead411 vs Overloop AI: Data Enrichment Tool vs Sales Engagement Platform Comparison
Lead411 (data enrichment tool) and Overloop AI (sales engagement platform) sit next to each other in many outbound stacks. They are not substitutes for each other on every job, so this comparison covers pricing, features, and integrations for each and points out where the two meet.
The Quick Answer
Lead411 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, Lead411 lists verified emails and direct dials and bombora intent data, and Overloop AI lists ai-powered campaigns and 450m+ prospects database.
Lead411 offers a lower entry point at $49/mo compared to Overloop AI at $69/mo.
If your priority is finding accurate contact data for target accounts, Lead411 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
Lead411 is B2B lead intelligence platform with verified emails, direct dials, growth intent data, and unlimited search capabilities.
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.
Both platforms offer chrome extension for linkedin. Where they diverge is in their approach to pricing tiers and advanced capabilities.
Pricing Comparison
Spark
Starter
Lead411 Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Spark | $49/mo | 1000 Exports / Month |
| Ignite | $150/mo | 1000+ Exports / Month |
Source: Lead411 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
Lead411 is more affordable at the entry level ($49/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.
Overloop AI offers 3 pricing tiers compared to Lead411's 2, giving you more granularity as you scale.
Features Breakdown
- Verified emails and direct dials
- Bombora intent data
- Growth intent signals
- Unlimited email views
- CRM enrichment
- Advanced search filters
- and 3 more listed below
- Chrome extension for LinkedIn
- AI-powered campaigns
- 450M+ prospects database
- Verified Email Addresses
- Smart multichannel campaigns (Email + social)
- AI-powered Outreach Followups
- Email Finder & Verifier
- and 3 more listed below
Lead411 Key Features
- Verified emails and direct dials
- Bombora intent data
- Growth intent signals
- Unlimited email views
- Chrome extension for LinkedIn
- CRM enrichment
- Advanced search filters
- Sales intelligence alerts
- CSV export
- 7-day free trial with 50 leads
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
Shared Capabilities
Both Lead411 and Overloop AI include:
- Chrome extension for LinkedIn
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 Lead411
- Verified emails and direct dials
- Bombora intent data
- Growth intent signals
- Unlimited email views
- CRM enrichment
- Advanced search filters
- Sales intelligence alerts
- CSV export
- 7-day free trial with 50 leads
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
- Conversations Inbox
- Email Warmup
- REST API
Integration Ecosystem
Lead411 Integrations
Lead411 connects with: Salesforce, HubSpot, Zoho CRM, Pipedrive, Outreach, SalesLoft, Zapier, Make.
Overloop AI Integrations
Overloop AI connects with: HubSpot, Salesforce, Pipedrive, Zapier, Slack, Calendly, Gmail, Outlook.
Shared Integrations
Both tools integrate with: Salesforce, HubSpot, Pipedrive, Zapier.
Integrations listed only by Lead411: Zoho CRM, Outreach, SalesLoft, Make.
Integrations listed only by Overloop AI: Slack, Calendly, Gmail, Outlook.
Use Case Recommendations
Best Fit for Lead411
- Budget-conscious teams looking for an affordable data enrichment tool
- Revenue operations teams building targeted prospect lists
- Marketing teams enriching CRM data for segmentation
- Sales teams researching target accounts
Best Fit for Overloop AI
- Enterprise buyers who prefer custom pricing and dedicated support
- SDR teams running multi-channel outreach sequences
- Sales managers tracking team engagement metrics
- Revenue teams coordinating email, phone, and social touches
Feature Comparison Summary
| Feature | Lead411 | Overloop AI |
|---|---|---|
| Starting Price | $49/mo | $69/mo |
| Top Tier Price | $150/mo | Contact Sales |
| Total Features Listed | 10 | 10 |
| Integrations | 8 | 8 |
| Founded | 2001 | 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
Lead411 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. Lead411 offers a more accessible entry point at $49/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 Lead411 and Overloop AI for current information.
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.
Adapt.io vs Koncert: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare Adapt.io (data enrichment tool) and Koncert (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Amplemarket vs Clay: Sales Engagement Platform vs Data Enrichment Tool Comparison
Compare Amplemarket (sales engagement platform) and Clay (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Amplemarket vs Seamless.AI: Sales Engagement Platform vs Data Enrichment Tool Comparison
Compare Amplemarket (sales engagement platform) and Seamless.AI (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Amplemarket vs SignalHire: Sales Engagement Platform vs Data Enrichment Tool Comparison
Compare Amplemarket (sales engagement platform) and SignalHire (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Amplemarket vs UpLead: Sales Engagement Platform vs Data Enrichment Tool Comparison
Compare Amplemarket (sales engagement platform) and UpLead (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Amplemarket vs ZoomInfo: Sales Engagement Platform vs Data Enrichment Tool Comparison
Compare Amplemarket (sales engagement platform) and ZoomInfo (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.