Apollo.io vs Coresignal: Data Enrichment Tool Comparison
Compare Apollo.io and Coresignal side by side. See pricing, features, and integrations to choose the right data enrichment tool for your needs.
Apollo.io and Coresignal both offer free entry tiers for B2B data enrichment, but they differ in structure. Apollo.io has 4 pricing tiers topping out at $119/mo with 210M+ contacts and 30M+ companies, while Coresignal offers 9 tiers up to $5000/mo plus a custom Datasets plan, with 8 listed integrations versus Apollo.io's 7.
Key takeaways
- Apollo.io lists a 210M+ contacts database and 30M+ companies as core features.
- Apollo.io offers 4 pricing tiers, from Free to Organization at $119/mo, while Coresignal offers 9 tiers, from a Free tier to Elite at $5000/mo plus a Datasets plan available only through Contact Sales.
- Coresignal lists 8 key features including Multi-source endpoints, Agentic Search API, and 3-month credit rollover, compared to 10 features listed by Apollo.io.
- Apollo.io integrates with 7 tools including Salesforce, HubSpot, and LinkedIn, while Coresignal integrates with 8 tools including n8n, Zapier, Clay, Databricks, and Snowflake.
- Both platforms start at $0 per month, making the choice depend on feature fit and workflow needs rather than entry cost.
Reviewed and updated September 5, 2026
Apollo.io vs Coresignal: Data Enrichment Tool Comparison
Apollo.io and Coresignal compete head-to-head in the B2B lead data and contact enrichment space. This guide compares their pricing tiers, feature sets, and integration ecosystems to help you make a confident decision.
The Quick Answer
By each vendor's own wording, Apollo.io lists 210m+ contacts database and 30m+ companies, while Coresignal lists multi-source endpoints and agentic search api. 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
Apollo.io is All-in-one sales intelligence platform with 210M+ contacts, AI-powered campaigns, and built-in email sequencing.
Coresignal is B2B web data provider serving company, employee and job posting records through search and enrichment APIs, a natural language agentic search API, and bulk datasets.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Apollo.io Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Free | Free | 900 credits per seat per year, granted monthly |
| Basic | $49/mo | 30,000 credits per seat per year, granted upfront |
| Professional | $79/mo | 48,000 credits per seat per year, granted upfront |
| Organization | $119/mo | 72,000 credits per seat per year, granted upfront |
Source: Apollo.io Pricing
Coresignal Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Free tier | Free | 2,000 credits, 7 day free trial |
| Mini | $49/mo | 2,500 credits per month |
| Starter | $199/mo | 12,000 credits per month |
| Pro | $499/mo | 35,000 credits per month |
| Growth | $1000/mo | 150,000 credits per month |
| Premium | $1500/mo | 1,000,000 credits per month |
| Scale | $3000/mo | 4,000,000 credits per month |
| Elite | $5000/mo | 10,000,000 credits per month |
| Datasets | Contact Sales | Companies, Employees and Job postings datasets, delivered as JSON or CSV |
Source: Coresignal 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.
Coresignal offers 9 pricing tiers compared to Apollo.io'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
- 210M+ contacts database
- 30M+ companies
- AI-powered multichannel campaigns
- Email deliverability guardrails
- Anonymous visitor identification
- Real-time form enrichment
- and 4 more listed below
- Multi-source endpoints
- Agentic Search API
- Elasticsearch DSL
- Webhooks
- Search preview
- Contact Enrichment API
- and 2 more listed below
Apollo.io Key Features
- 210M+ contacts database
- 30M+ companies
- AI-powered multichannel campaigns
- Email deliverability guardrails
- Anonymous visitor identification
- Real-time form enrichment
- Contact and company enrichment
- Advanced filtering
- CRM data cleansing
- Pipeline boards
Coresignal Key Features
- Multi-source endpoints
- Agentic Search API
- Elasticsearch DSL
- Webhooks
- Search preview
- Contact Enrichment API
- 3-month credit rollover
- Dedicated account manager support
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 Apollo.io
- 210M+ contacts database
- 30M+ companies
- AI-powered multichannel campaigns
- Email deliverability guardrails
- Anonymous visitor identification
- Real-time form enrichment
- Contact and company enrichment
- Advanced filtering
- CRM data cleansing
- Pipeline boards
Listed only by Coresignal
- Multi-source endpoints
- Agentic Search API
- Elasticsearch DSL
- Webhooks
- Search preview
- Contact Enrichment API
- 3-month credit rollover
- Dedicated account manager support
Integration Ecosystem
Apollo.io Integrations
Apollo.io connects with: Salesforce, HubSpot, Outreach, SalesLoft, Marketo, SendGrid, LinkedIn.
Coresignal Integrations
Coresignal connects with: n8n, Zapier, Clay, Databricks, Google Cloud, Amazon S3, Snowflake, Azure.
Integrations listed only by Apollo.io: Salesforce, HubSpot, Outreach, SalesLoft, Marketo, SendGrid, LinkedIn.
Integrations listed only by Coresignal: n8n, Zapier, Clay, Databricks, Google Cloud, Amazon S3, Snowflake, Azure.
Use Case Recommendations
Best Fit for Apollo.io
- 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
Best Fit for Coresignal
- Budget-conscious teams looking for an affordable data enrichment tool
- Organizations with complex tech stacks needing broad integration support (8 integrations)
- 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 | Apollo.io | Coresignal |
|---|---|---|
| Starting Price | Free | Free |
| Top Tier Price | $119/mo | Contact Sales |
| Total Features Listed | 10 | 8 |
| Integrations | 7 | 8 |
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
Apollo.io and Coresignal both serve the B2B lead data and contact enrichment market. Apollo.io offers a more accessible entry point, while Coresignal 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 Apollo.io and Coresignal for current information.
Frequently asked questions.
Frequently asked questions- How does Apollo.io pricing compare to Coresignal pricing?
- Both start free. Apollo.io then has 3 paid tiers: Basic at $49/mo, Professional at $79/mo, and Organization at $119/mo. Coresignal has more tiers: Mini at $49/mo, Starter at $199/mo, Pro at $499/mo, Growth at $1000/mo, Premium at $1500/mo, Scale at $3000/mo, Elite at $5000/mo, and a custom Datasets plan.
- Which tool has more integrations, Apollo.io or Coresignal?
- Coresignal lists 8 integrations, including n8n, Zapier, Clay, Databricks, Google Cloud, Amazon S3, Snowflake, and Azure. Apollo.io lists 7 integrations, including Salesforce, HubSpot, Outreach, SalesLoft, Marketo, SendGrid, and LinkedIn.
- Is Apollo.io or Coresignal better for a large sales team?
- Apollo.io is described as a fit for budget-conscious teams that need a wide feature set, listing 10 capabilities such as AI-powered multichannel campaigns and CRM data cleansing. It also suits teams that want to start free and scale up as needs grow.
- Does Coresignal offer enterprise pricing?
- Yes, Coresignal has a Datasets plan available only through Contact Sales, delivering companies, employees, and job postings data as JSON or CSV. This makes it suited to enterprise buyers who prefer custom pricing and dedicated account manager support.
- What is the main difference between Apollo.io and Coresignal?
- Apollo.io is an all-in-one sales intelligence platform with a 210M+ contacts database, AI-powered campaigns, and built-in email sequencing. Coresignal is a B2B web data provider offering company, employee, and job posting records through search and enrichment APIs, an agentic search API, and bulk datasets.
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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