Prospeo vs Seamless.AI: Data Enrichment Tool Comparison
Compare Prospeo and Seamless.AI side by side. See pricing, features, and integrations to choose the right data enrichment tool for your needs.
Prospeo and Seamless.AI both start free, but Prospeo offers tiered pricing up to $249/mo with 4 pricing tiers and 10 integrations, while Seamless.AI uses custom quote-based pricing above its free tier, lists 10 features, and connects with 7 integrations, including Outreach and Microsoft Dynamics 365.
Key takeaways
- Prospeo's Free plan includes 100 credits per month, while its Pro plan costs $249/mo for 15,000 credits per user per month.
- Seamless.AI's Free plan includes 50 credits, and its Pro and Enterprise plans require contacting sales for pricing.
- Prospeo lists 8 features and 10 integrations, including Zoho, Close, monday.com, Smartlead, Instantly, and Lemlist.
- Seamless.AI lists 10 features and 7 integrations, including Outreach, Microsoft Dynamics 365, and Zapier.
- Both platforms share Chrome Extension functionality and integrate with Salesforce, HubSpot, Pipedrive, and Salesloft.
Reviewed and updated September 2, 2026
Prospeo vs Seamless.AI: Data Enrichment Tool Comparison
Sales teams evaluating B2B lead data and contact enrichment tools often narrow their shortlist to Prospeo and Seamless.AI. Both target the same job, but they cater to different workflows and budgets. This comparison covers pricing, features, and integrations so you can pick the right fit.
The Quick Answer
By each vendor's own wording, Prospeo lists people & company search and ai search & lookalikes, while Seamless.AI lists real-time b2b contact search engine and email and cell phone lookups. A capability both offer can appear under different names, so read both feature lists below.
Both start at the same price point ($0/mo), so the decision comes down to features and workflow fit.
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
Prospeo is B2B lead search and data enrichment platform for verified work emails, direct mobile numbers, intent signals, and CRM data enrichment.
Seamless.AI is AI-powered sales lead platform with real-time contact search engine, pitch intelligence, and data enrichment for B2B prospecting.
Both platforms offer chrome extension. Where they diverge is in their approach to pricing tiers and advanced capabilities.
Pricing Comparison
Prospeo Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Free | Free | 100 credits per month |
| Starter | $49/mo | 2,000 credits per user per month; 24,000 per user per year on yearly billing |
| Growth | $99/mo | 5,000 credits per user per month; 60,000 per user per year on yearly billing |
| Pro | $249/mo | 15,000 credits per user per month; 180,000 per user per year on yearly billing |
Source: Prospeo Pricing
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
Pricing Analysis
Both platforms start at the same $0/mo price point. The decision comes down to which feature set and tier structure works better for your expected usage.
Prospeo offers 4 pricing tiers compared to Seamless.AI's 3, giving you more granularity as you scale.
Both platforms offer free tiers, so you can test each one before spending anything.
Features Breakdown
- People & Company Search
- AI Search & Lookalikes
- CRM Data Enrichment
- Find mobile numbers
- Intent Signals
- CSV & API Enrichment
- and 1 more listed below
- Chrome Extension
- 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 3 more listed below
Prospeo Key Features
- People & Company Search
- AI Search & Lookalikes
- Chrome Extension
- CRM Data Enrichment
- Find mobile numbers
- Intent Signals
- CSV & API Enrichment
- Unused credits rollover
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
Shared Capabilities
Both Prospeo and Seamless.AI include:
- Chrome Extension
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 Prospeo
- People & Company Search
- AI Search & Lookalikes
- CRM Data Enrichment
- Find mobile numbers
- Intent Signals
- CSV & API Enrichment
- Unused credits rollover
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
- Enterprise security and compliance
Integration Ecosystem
Prospeo Integrations
Prospeo connects with: Salesforce, HubSpot, Pipedrive, Zoho, Close, monday.com, Smartlead, Instantly, Lemlist, Salesloft.
Seamless.AI Integrations
Seamless.AI connects with: Salesforce, HubSpot, Outreach, SalesLoft, Pipedrive, Microsoft Dynamics 365, Zapier.
Shared Integrations
Both tools integrate with: Salesforce, HubSpot, Pipedrive, Salesloft.
Integrations listed only by Prospeo: Zoho, Close, monday.com, Smartlead, Instantly, Lemlist.
Integrations listed only by Seamless.AI: Outreach, Microsoft Dynamics 365, Zapier.
Use Case Recommendations
Best Fit for Prospeo
- 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 Seamless.AI
- Budget-conscious teams looking for an affordable data enrichment tool
- Teams that need a wide feature set (10 capabilities listed)
- Teams that want to start free and scale up as needs grow
- Enterprise buyers who prefer custom pricing and dedicated support
Feature Comparison Summary
| Feature | Prospeo | Seamless.AI |
|---|---|---|
| Starting Price | Free | Free |
| Top Tier Price | $249/mo | Contact Sales |
| Total Features Listed | 8 | 10 |
| Integrations | 10 | 7 |
| Founded | N/A | 2015 |
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
Prospeo and Seamless.AI both serve the B2B lead data and contact enrichment market. Prospeo offers a more accessible entry point, while Seamless.AI starts at $0/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 Prospeo and Seamless.AI for current information.
Frequently asked questions.
Frequently asked questions- How does Prospeo pricing compare to Seamless.AI pricing?
- Both start with a free tier, but Prospeo has 4 defined pricing tiers up to $249/mo for 15,000 credits per user per month, while Seamless.AI only publishes its Free tier at 50 credits and requires contacting sales for Pro and Enterprise annual credit packages.
- Which tool has more integrations, Prospeo or Seamless.AI?
- Prospeo lists 10 integrations, including Salesforce, HubSpot, Pipedrive, Zoho, Close, monday.com, Smartlead, Instantly, Lemlist, and Salesloft. Seamless.AI lists 7 integrations, including Salesforce, HubSpot, Outreach, Salesloft, Pipedrive, Microsoft Dynamics 365, and Zapier.
- What features does Seamless.AI offer that Prospeo does not?
- Seamless.AI lists pitch intelligence, buyer intent data as an add-on, job changes tracking as an add-on, autopilot list building as an add-on, an AI writing assistant, and enterprise security and compliance, none of which appear on Prospeo's own feature list.
- What features does Prospeo offer that Seamless.AI does not?
- Prospeo's own feature list includes people and company search, AI search and lookalikes, CRM data enrichment, finding mobile numbers, intent signals, CSV and API enrichment, and unused credits rollover, none of which appear on Seamless.AI's own feature list.
- Which tool is better for budget-conscious teams?
- Both Prospeo and Seamless.AI are recommended for budget-conscious teams since both offer a free tier to start and scale up as needs grow. The article notes both target this use case, so the choice depends on which specific features and integrations matter more to the team.
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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