Tool Comparisons

    PredictLeads vs TheirStack: Data Enrichment Tool Comparison

    Compare PredictLeads and TheirStack side by side. See pricing, features, and integrations to choose the right data enrichment tool for your needs.

    Editorial illustration for PredictLeads vs TheirStack
    August 29, 2026Updated September 4, 20265 min read
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    The short answer

    PredictLeads and TheirStack are both data enrichment tools that start free, but they differ in focus. PredictLeads is a company intelligence API listing news events, job openings, technologies, and similar companies, while TheirStack is a job posting and technographics database listing job search, company search, and enrichment. PredictLeads offers more integrations and pricing tiers.

    Key takeaways

    • Both PredictLeads and TheirStack start at $0/mo, with the paid decision depending on feature fit rather than base price.
    • PredictLeads offers 7 pricing tiers compared to TheirStack's 4, giving more granularity as usage scales.
    • PredictLeads lists 9 integrations including Clay, n8n, Make.com, Pipedream, and Claude, while TheirStack lists 5 including Clay, LinkedIn Audiences, and Zapier.
    • Both PredictLeads and TheirStack have 8 total features listed on their respective feature lists.
    • TheirStack was founded in 2021, while PredictLeads has no founding date listed in the comparison.

    Reviewed and updated September 4, 2026

    PredictLeads vs TheirStack: Data Enrichment Tool Comparison

    If you are comparing B2B lead data and contact enrichment tools, PredictLeads and TheirStack will likely both appear on your radar. They share some surface-level similarities, but the details reveal important differences in pricing, capability, and target audience.

    The Quick Answer

    By each vendor's own wording, PredictLeads lists news events and job openings, while TheirStack lists job search and company search. 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

    PredictLeads is Company intelligence API that returns news events, job openings, technologies, key customers and similar companies for a company, and pushes real-time signals to a webhook.

    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

    Pricing ladder: Pricing Comparison (PredictLeads, TheirStack, Enterprise Access, Free)

    PredictLeads Pricing (as of September 2026)

    PlanPriceContacts
    100 API credits FreeFreeUp to 100 free API calls per month
    101-5,000 API CallsUsage-based101 to 5,000 API calls
    5,001-10,000 API CallsUsage-based5,001 to 10,000 API calls
    10,001-100,000 API CallsUsage-based10,001 to 100,000 API calls
    100,001-500,000 API CallsUsage-based100,001 to 500,000 API calls
    500,001+ API CallsUsage-based500,001 or more API calls
    Enterprise AccessContact SalesTrack unlimited number of companies

    Source: PredictLeads Pricing

    TheirStack Pricing (as of September 2026)

    PlanPriceContacts
    FreeFree50 company credits and 200 API credits per month
    AppUsage-basedCompany credit packs from 1,000 to 200,000 credits
    API, Webhooks & MCP$49/mo1,500 API credits per month
    DatasetsContact SalesJobs, Technographics and Buying intents datasets

    Source: TheirStack 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.

    PredictLeads offers 7 pricing tiers compared to TheirStack's 4, giving you more granularity as you scale.

    Both platforms offer free tiers, so you can test each one before spending anything.

    Features Breakdown

    PredictLeads lists
    • News Events
    • Job Openings
    • Technologies
    • Key Customers
    • Similar Companies
    • Full historic data from 2015
    • and 2 more listed below
    TheirStack lists
    • Job search
    • Company search
    • Company lookup
    • Enrichment
    • Exports
    • Email alerts
    • and 2 more listed below
    What PredictLeads and TheirStack each list on their own pages. The split is by exact wording, so a capability both offer can appear on both sides under different names.

    PredictLeads Key Features

    • News Events
    • Job Openings
    • Technologies
    • Key Customers
    • Similar Companies
    • Full historic data from 2015
    • Delta exports available
    • All data point-in-time

    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 PredictLeads

    • News Events
    • Job Openings
    • Technologies
    • Key Customers
    • Similar Companies
    • Full historic data from 2015
    • Delta exports available
    • All data point-in-time

    Listed only by TheirStack

    • Job search
    • Company search
    • Company lookup
    • Enrichment
    • Exports
    • Email alerts
    • Webhooks
    • MCP server

    Integration Ecosystem

    Integration grid: Integration Ecosystem (PredictLeads, TheirStack, Clay, n8n)

    PredictLeads Integrations

    PredictLeads connects with: Clay, n8n, Make.com, Pipedream, Apify, Postman, ActivePieces, Cargo, Claude.

    TheirStack Integrations

    TheirStack connects with: Clay, LinkedIn Audiences, Make, N8N, Zapier.

    Shared Integrations

    Both tools integrate with: Clay, n8n.

    Integrations listed only by PredictLeads: Make.com, Pipedream, Apify, Postman, ActivePieces, Cargo, Claude.

    Integrations listed only by TheirStack: LinkedIn Audiences, Make, Zapier.

    Use Case Recommendations

    Best Fit for PredictLeads

    • Budget-conscious teams looking for an affordable data enrichment tool
    • Organizations with complex tech stacks needing broad integration support (9 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 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

    FeaturePredictLeadsTheirStack
    Starting PriceFreeFree
    Top Tier PriceContact SalesContact Sales
    Total Features Listed88
    Integrations95
    FoundedN/A2021

    Getting Started Checklist

    Before-and-after steps: Getting Started Checklist (Define B2B lead, Estimate expected data, List integrations, Sign up)

    1. Define your B2B lead data and contact enrichment requirements and monthly budget
    2. Estimate your expected data credits or contact lookups to find the right tier
    3. List the integrations your team currently relies on
    4. Sign up for free trials or demos of both platforms
    5. Run a small test with each tool before making a commitment
    6. Evaluate the onboarding experience and support quality

    Final Thoughts

    PredictLeads and TheirStack both serve the B2B lead data and contact enrichment market. PredictLeads offers a more accessible entry point, while TheirStack 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 PredictLeads and TheirStack for current information.

    Questions

    Frequently asked questions.

    Frequently asked questions
    What is the main difference between PredictLeads and TheirStack?
    PredictLeads is a company intelligence API that returns news events, job openings, technologies, key customers, and similar companies, pushing real-time signals to a webhook. TheirStack is a job posting and technographics database that finds companies by the technologies they use and roles they are hiring for, then enriches company lists with technographics and buying intent data.
    Which tool is cheaper, PredictLeads or TheirStack?
    Both tools start at the same price point of $0 per month, so neither is cheaper at the entry level. The choice comes down to which feature set and tier structure fits your expected usage, since PredictLeads offers 7 pricing tiers while TheirStack offers 4.
    Does PredictLeads or TheirStack have more integrations?
    PredictLeads has more integrations, listing 9 total including Clay, n8n, Make.com, Pipedream, Apify, Postman, ActivePieces, Cargo, and Claude. TheirStack lists 5 integrations including Clay, LinkedIn Audiences, Make, N8N, and Zapier. Both tools share Clay and n8n as common integrations.
    Is TheirStack good for finding companies by technology?
    Yes, TheirStack is designed as a job posting and technographics database that finds companies by the technologies they use and the roles they are hiring for. It also enriches company lists with technographics and buying intent data as part of its core feature set.
    Which tool is better for teams with complex tech stacks?
    PredictLeads is recommended for organizations with complex tech stacks needing broad integration support, since it offers 9 integrations compared to TheirStack's 5. Both tools are also suitable for budget-conscious teams and those wanting to start free and scale up.
    PredictLeadsTheirStackData Enrichment ToolComparisondata-enrichment
    Byline

    About the author.

    Tim Carden

    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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