Cognism vs TheirStack: Data Enrichment Tool Comparison
Compare Cognism and TheirStack side by side. See pricing, features, and integrations to choose the right data enrichment tool for your needs.
Cognism and TheirStack are both data enrichment tools, but they differ sharply on pricing model and feature focus. Cognism uses custom, contact-sales pricing and lists 10 features plus 8 integrations, including phone-verified Diamond Data and GDPR/CCPA compliance. TheirStack offers a free entry tier, 8 listed features, and 5 integrations, centered on job search and company technographics.
Key takeaways
- TheirStack publishes a free entry plan while Cognism uses custom, contact-sales pricing across all four tiers.
- Cognism lists 10 features on its own pages compared with 8 features listed by TheirStack.
- Cognism integrates with 8 platforms including Salesforce, HubSpot, Outreach, SalesLoft, Pipedrive, Microsoft Dynamics 365, and Bullhorn.
- TheirStack integrates with 5 platforms including Clay, LinkedIn Audiences, Make, and N8N, with Zapier as the only integration shared with Cognism.
- TheirStack's API, Webhooks and MCP plan costs 49 dollars per month for 1,500 API credits per month.
Reviewed and updated September 4, 2026
Cognism vs TheirStack: Data Enrichment Tool Comparison
Cognism and TheirStack 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, Cognism lists diamond data phone-verified contacts and gdpr and ccpa compliant data, while TheirStack lists job search and company search. A capability both offer can appear under different names, so read both feature lists below.
TheirStack publishes an entry price of $0/mo; Cognism uses custom 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
Cognism is Premium B2B sales intelligence platform with GDPR-compliant data, phone-verified Diamond Data contacts, and intent signals.
TheirStack is Job posting and technographics database for sales teams. Finds companies by the technologies they use and the roles they are hiring for, and enriches a company list with technographics and buying intent.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Sales Prospecting Standard
Free
Cognism Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Sales Prospecting Standard | Contact Sales | 5 seats included; credits allocated per seat |
| Sales Prospecting Pro | Contact Sales | 5 seats included; credits allocated per seat |
| CRM Enrichment | Contact Sales | - |
| Data-as-a-Service | Contact Sales | - |
Source: Cognism Pricing
TheirStack Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Free | Free | 50 company credits and 200 API credits per month |
| App | Usage-based | Company credit packs from 1,000 to 200,000 credits |
| API, Webhooks & MCP | $49/mo | 1,500 API credits per month |
| Datasets | Contact Sales | Jobs, Technographics and Buying intents datasets |
Source: TheirStack 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.
TheirStack includes a free tier, which is helpful for evaluating the platform without upfront cost.
Features Breakdown
- Diamond Data phone-verified contacts
- GDPR and CCPA compliant data
- Intent data powered by Bombora
- Technographic data
- Job change and funding alerts
- Browser extension for LinkedIn
- and 4 more listed below
- Job search
- Company search
- Company lookup
- Enrichment
- Exports
- Email alerts
- and 2 more listed below
Cognism Key Features
- Diamond Data phone-verified contacts
- GDPR and CCPA compliant data
- Intent data powered by Bombora
- Technographic data
- Job change and funding alerts
- Browser extension for LinkedIn
- CSV enrichment
- On-demand mobile verification
- Target market analysis lists
- Unlimited admin access
TheirStack Key Features
- Job search
- Company search
- Company lookup
- Enrichment
- Exports
- Email alerts
- Webhooks
- MCP server
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 Cognism
- Diamond Data phone-verified contacts
- GDPR and CCPA compliant data
- Intent data powered by Bombora
- Technographic data
- Job change and funding alerts
- Browser extension for LinkedIn
- CSV enrichment
- On-demand mobile verification
- Target market analysis lists
- Unlimited admin access
Listed only by TheirStack
- Job search
- Company search
- Company lookup
- Enrichment
- Exports
- Email alerts
- Webhooks
- MCP server
Integration Ecosystem
Cognism Integrations
Cognism connects with: Salesforce, HubSpot, Outreach, SalesLoft, Pipedrive, Microsoft Dynamics 365, Bullhorn, Zapier.
TheirStack Integrations
TheirStack connects with: Clay, LinkedIn Audiences, Make, N8N, Zapier.
Shared Integrations
Both tools integrate with: Zapier.
Integrations listed only by Cognism: Salesforce, HubSpot, Outreach, SalesLoft, Pipedrive, Microsoft Dynamics 365, Bullhorn.
Integrations listed only by TheirStack: Clay, LinkedIn Audiences, Make, N8N.
Use Case Recommendations
Best Fit for Cognism
- 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 TheirStack
- Budget-conscious teams looking for an affordable data enrichment tool
- 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 | Cognism | TheirStack |
|---|---|---|
| Starting Price | Contact Sales | Free |
| Top Tier Price | Contact Sales | Contact Sales |
| Total Features Listed | 10 | 8 |
| Integrations | 8 | 5 |
| Founded | 2015 | 2021 |
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
Cognism and TheirStack both serve the B2B lead data and contact enrichment market. TheirStack publishes an entry price (a free tier), while Cognism uses custom 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 Cognism and TheirStack for current information.
Frequently asked questions.
Frequently asked questions- What is the main difference between Cognism and TheirStack?
- Cognism is a premium B2B sales intelligence platform offering GDPR-compliant data and phone-verified Diamond Data contacts, while TheirStack is a job posting and technographics database that finds companies by the technologies they use and the roles they are hiring for. They take different approaches to the same core enrichment challenge.
- Which tool is cheaper, Cognism or TheirStack?
- TheirStack publishes an entry price of 0 dollars per month with a free tier offering 50 company credits and 200 API credits monthly. Cognism uses custom, contact-sales pricing for all its plans, so the two tools cannot be directly compared on list price.
- Does Cognism or TheirStack have more integrations?
- Cognism lists 8 integrations, including Salesforce, HubSpot, Outreach, SalesLoft, Pipedrive, Microsoft Dynamics 365, and Bullhorn, while TheirStack lists 5, including Clay, LinkedIn Audiences, Make, and N8N. Zapier is the only integration both tools share.
- Who should choose TheirStack over Cognism?
- TheirStack fits budget-conscious teams that want to start free and scale up as their needs grow. It is best suited for teams prioritizing job search, company search, and technographic enrichment at a lower starting cost than Cognism's custom-priced plans.
- Who should choose Cognism over TheirStack?
- Cognism fits teams needing a wide feature set, with 10 capabilities listed, and organizations with complex tech stacks that require broad integration support across 8 platforms. It also suits enterprise buyers who prefer custom pricing and dedicated support.
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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