Overloop AI vs ZoomInfo: Sales Engagement Platform vs Data Enrichment Tool Comparison
Compare Overloop AI (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.
Compare Overloop AI (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.
Reviewed and updated September 2, 2026
Overloop AI vs ZoomInfo: Sales Engagement Platform vs Data Enrichment Tool Comparison
Sales teams building an outbound stack often weigh Overloop AI, a sales engagement platform for multi-channel sales outreach and engagement tracking, against ZoomInfo, a data enrichment tool for B2B lead data and contact enrichment. They cover different parts of the workflow, so this comparison covers what each one does, what each one costs, and where they overlap.
The Quick Answer
Overloop AI is a sales engagement platform for multi-channel sales outreach and engagement tracking; ZoomInfo is a data enrichment tool for B2B lead data and contact enrichment. By each vendor's own wording, Overloop AI lists ai-powered campaigns and 450m+ prospects database, and ZoomInfo lists 260m+ published professional profiles and 100m+ company profiles.
ZoomInfo offers a lower entry point at $0/mo compared to Overloop AI at $69/mo.
If your priority is coordinating outreach across email, phone, and social channels, Overloop AI is the one built for it; for finding accurate contact data for target accounts, that is ZoomInfo. Many teams run one of each.
Understanding the Core Difference
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.
ZoomInfo is Enterprise B2B database with 260M+ professional profiles, intent data, and comprehensive company intelligence.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Starter
Lite (Free)
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
ZoomInfo Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Lite (Free) | Free | 10-25 credits/month | N/A |
| Professional | $1250/mo | 5,000 credits/year | N/A |
| Advanced | $2083/mo | 10,000 credits/year | N/A |
| Elite | $3333/mo | 10,000 credits/year | N/A |
Source: ZoomInfo Pricing
Pricing Analysis
ZoomInfo offers the lower entry point ($0/mo vs $69/mo). Teams watching their budget will appreciate the savings, especially when starting out.
ZoomInfo offers 4 pricing tiers compared to Overloop AI's 3, giving you more granularity as you scale.
ZoomInfo includes a free tier, which is helpful for evaluating the platform without upfront cost.
Features Breakdown
- 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
- 260M+ published professional profiles
- 100M+ company profiles
- 150M+ direct emails
- 135M+ verified phone numbers
- 65M+ direct dials
- Intent signals (11K+ topics)
- and 3 more listed below
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
ZoomInfo Key Features
- 260M+ published professional profiles
- 100M+ company profiles
- 150M+ direct emails
- 135M+ verified phone numbers
- 65M+ direct dials
- Intent signals (11K+ topics)
- Technographic data
- ZoomInfo Copilot AI
- GTM Studio
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 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
Listed only by ZoomInfo
- 260M+ published professional profiles
- 100M+ company profiles
- 150M+ direct emails
- 135M+ verified phone numbers
- 65M+ direct dials
- Intent signals (11K+ topics)
- Technographic data
- ZoomInfo Copilot AI
- GTM Studio
Integration Ecosystem
Overloop AI Integrations
Overloop AI connects with: HubSpot, Salesforce, Pipedrive, Zapier, Slack, Calendly, Gmail, Outlook.
ZoomInfo Integrations
ZoomInfo connects with: Salesforce, HubSpot, Microsoft Dynamics 365, Marketo, Outreach, SalesLoft.
Shared Integrations
Both tools integrate with: HubSpot, Salesforce.
Integrations listed only by Overloop AI: Pipedrive, Zapier, Slack, Calendly, Gmail, Outlook.
Integrations listed only by ZoomInfo: Microsoft Dynamics 365, Marketo, Outreach, SalesLoft.
Use Case Recommendations
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
Best Fit for ZoomInfo
- Budget-conscious teams looking for an affordable data enrichment tool
- Teams that want to start free and scale up as needs grow
- Revenue operations teams building targeted prospect lists
- Marketing teams enriching CRM data for segmentation
Feature Comparison Summary
| Feature | Overloop AI | ZoomInfo |
|---|---|---|
| Starting Price | $69/mo | Free |
| Top Tier Price | Contact Sales | $3333/mo |
| Total Features Listed | 10 | 9 |
| Integrations | 8 | 6 |
| Founded | 2015 | N/A |
Getting Started Checklist
- Define your multi-channel sales outreach and engagement tracking and B2B lead data and contact enrichment requirements and monthly budget
- Estimate your expected sequences and engagement actions and 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
Overloop AI serves the multi-channel sales outreach and engagement tracking side of an outbound stack and ZoomInfo the B2B lead data and contact enrichment side. ZoomInfo 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 Overloop AI and ZoomInfo 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
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