Seamless.AI vs Zeekeo: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare Seamless.AI (data enrichment tool) and Zeekeo (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Seamless.AI is a data enrichment tool for B2B contact search and lookups, starting free, while Zeekeo is a sales engagement platform for multi-channel email and LinkedIn outreach, starting at $149/mo. They solve different problems, contact finding versus outreach coordination, so many teams run both rather than choosing one over the other.
Key takeaways
- Seamless.AI's Free plan includes 50 credits, while Pro and Enterprise plans require contacting sales for annual or custom credit packages.
- Zeekeo's DIY plan costs $149 per month per seat with volume discounts for additional seats, while its Done-For-You managed service requires contacting sales.
- Seamless.AI lists 7 integrations including Salesforce, HubSpot, Outreach, SalesLoft, Pipedrive, Microsoft Dynamics 365, and Zapier, while Zeekeo lists 5 including HubSpot, Salesforce, Zapier, Google, and Microsoft.
- Both platforms share integrations with Salesforce, HubSpot, and Zapier.
- Seamless.AI offers 3 pricing tiers compared to Zeekeo's 2 pricing tiers.
Reviewed and updated September 4, 2026
Seamless.AI vs Zeekeo: Data Enrichment Tool vs Sales Engagement Platform Comparison
Seamless.AI (data enrichment tool) and Zeekeo (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
Seamless.AI is a data enrichment tool for B2B lead data and contact enrichment; Zeekeo is a sales engagement platform for multi-channel sales outreach and engagement tracking. By each vendor's own wording, Seamless.AI lists real-time b2b contact search engine and email and cell phone lookups, and Zeekeo lists email + linkedin outreach and ai-powered messaging & sequences.
Seamless.AI offers a lower entry point at $0/mo compared to Zeekeo at $149/mo.
If your priority is finding accurate contact data for target accounts, Seamless.AI is the one built for it; for coordinating outreach across email, phone, and social channels, that is Zeekeo. Many teams run one of each.
Understanding the Core Difference
Seamless.AI is AI-powered sales lead platform with real-time contact search engine, pitch intelligence, and data enrichment for B2B prospecting.
Zeekeo is Outbound platform that runs email and LinkedIn campaigns from one system, with prospecting and data enrichment, AI-powered messaging and sequences, A/B testing and reply intelligence. Sold either as self-serve seats or as a managed service where Zeekeo builds and runs the outbound motion.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Free
Zeekeo DIY
Seamless.AI Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Free | Free | 50 Credits |
| Pro | Contact Sales | Annual Credit Packages |
| Enterprise | Contact Sales | Custom Packages |
Source: Seamless.AI Pricing
Zeekeo Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Zeekeo DIY | $149/mo | Per seat; volume discounts on more seats | Not published |
| Zeekeo Done-For-You | Contact Sales | Managed service | Not published |
Source: Zeekeo Pricing
Pricing Analysis
Seamless.AI is more affordable at the entry level ($0/mo vs $149/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.
Seamless.AI offers 3 pricing tiers compared to Zeekeo's 2, giving you more granularity as you scale.
Seamless.AI includes a free tier, letting you test the platform before committing financially.
Features Breakdown
- Real-time B2B contact search engine
- Email and cell phone lookups
- Pitch intelligence
- Data enrichment
- Buyer intent data (add-on)
- Job changes tracking (add-on)
- and 4 more listed below
- Email + LinkedIn outreach
- AI-powered messaging & sequences
- Smart campaign automation
- A/B testing & optimization
- Analytics & performance dashboards
- AI-generated responses & insights
- and 4 more listed below
Seamless.AI Key Features
- Real-time B2B contact search engine
- Email and cell phone lookups
- Pitch intelligence
- Data enrichment
- Buyer intent data (add-on)
- Job changes tracking (add-on)
- Autopilot list building (add-on)
- AI writing assistant
- Chrome extension
- Enterprise security and compliance
Zeekeo Key Features
- Email + LinkedIn outreach
- AI-powered messaging & sequences
- Smart campaign automation
- A/B testing & optimization
- Analytics & performance dashboards
- AI-generated responses & insights
- LinkedIn post creation & scheduling
- Image & GIF personalization
- Workflow automation
- Targeted calling & appointment setting
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 Seamless.AI
- Real-time B2B contact search engine
- Email and cell phone lookups
- Pitch intelligence
- Data enrichment
- Buyer intent data (add-on)
- Job changes tracking (add-on)
- Autopilot list building (add-on)
- AI writing assistant
- Chrome extension
- Enterprise security and compliance
Listed only by Zeekeo
- Email + LinkedIn outreach
- AI-powered messaging & sequences
- Smart campaign automation
- A/B testing & optimization
- Analytics & performance dashboards
- AI-generated responses & insights
- LinkedIn post creation & scheduling
- Image & GIF personalization
- Workflow automation
- Targeted calling & appointment setting
Integration Ecosystem
Seamless.AI Integrations
Seamless.AI connects with: Salesforce, HubSpot, Outreach, SalesLoft, Pipedrive, Microsoft Dynamics 365, Zapier.
Zeekeo Integrations
Zeekeo connects with: HubSpot, Salesforce, Zapier, Google, Microsoft.
Shared Integrations
Both tools integrate with: Salesforce, HubSpot, Zapier.
Integrations listed only by Seamless.AI: Outreach, SalesLoft, Pipedrive, Microsoft Dynamics 365.
Integrations listed only by Zeekeo: Google, Microsoft.
Use Case Recommendations
Best Fit for Seamless.AI
- Budget-conscious teams looking for an affordable data enrichment tool
- Organizations with complex tech stacks needing broad integration support (7 integrations)
- Teams that want to start free and scale up as needs grow
- Enterprise buyers who prefer custom pricing and dedicated support
Best Fit for Zeekeo
- Mid-market to enterprise teams with established multi-channel sales outreach and engagement tracking budgets
- Enterprise buyers who prefer custom pricing and dedicated support
- SDR teams running multi-channel outreach sequences
- Sales managers tracking team engagement metrics
Feature Comparison Summary
| Feature | Seamless.AI | Zeekeo |
|---|---|---|
| Starting Price | Free | $149/mo |
| Top Tier Price | Contact Sales | Contact Sales |
| Total Features Listed | 10 | 10 |
| Integrations | 7 | 5 |
| Founded | 2015 | N/A |
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
Seamless.AI serves the B2B lead data and contact enrichment side of an outbound stack and Zeekeo the multi-channel sales outreach and engagement tracking side. Seamless.AI offers a more accessible entry point, while Zeekeo starts at $149/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 Seamless.AI and Zeekeo for current information.
Frequently asked questions.
Frequently asked questions- What is the main difference between Seamless.AI and Zeekeo?
- Seamless.AI is a data enrichment tool built for B2B lead data and contact enrichment, offering a real-time contact search engine and email and cell phone lookups. Zeekeo is a sales engagement platform built for multi-channel outreach, offering email and LinkedIn outreach with AI-powered messaging and sequences. Many teams use both together.
- How much does Seamless.AI cost compared to Zeekeo?
- Seamless.AI has a Free plan with 50 credits, while Pro and Enterprise plans require contacting sales for annual or custom credit packages. Zeekeo's DIY plan starts at $149 per month per seat with volume discounts for more seats, and its Done-For-You managed service requires contacting sales.
- Which tool has better integrations, Seamless.AI or Zeekeo?
- Seamless.AI lists 7 integrations: Salesforce, HubSpot, Outreach, SalesLoft, Pipedrive, Microsoft Dynamics 365, and Zapier. Zeekeo lists 5: HubSpot, Salesforce, Zapier, Google, and Microsoft. Both tools share Salesforce, HubSpot, and Zapier as common integrations.
- Can I use Seamless.AI and Zeekeo together?
- Yes, the article notes that many teams run one of each because the two tools solve different core challenges. Seamless.AI focuses on finding accurate contact data for target accounts, while Zeekeo focuses on coordinating outreach across email, phone, and social channels.
- Does Seamless.AI or Zeekeo offer a free plan?
- Seamless.AI offers a Free plan with 50 credits, letting teams test the platform before committing financially. Zeekeo does not list a free plan, its entry offering is the DIY plan at $149 per month per seat, with a Done-For-You managed service available by contacting sales.
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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