Close vs The Companies API: CRM Platform vs Data Enrichment Tool Comparison

Close vs The Companies API: CRM Platform vs Data Enrichment Tool Comparison

Close (CRM platform) and The Companies API (data enrichment tool) 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

Close is a CRM platform for customer relationship management and sales pipeline tracking; The Companies API is a data enrichment tool for B2B lead data and contact enrichment. By each vendor's own wording, Close lists built-in calling with power dialer and native sms messaging, and The Companies API lists domain to company profile enrichment and access to all 50m companies.

The Companies API offers a lower entry point at $0/mo compared to Close at $19/mo.

If your priority is organizing contacts, tracking deals, and forecasting revenue, Close is the one built for it; for finding accurate contact data for target accounts, that is The Companies API. Many teams run one of each.

Understanding the Core Difference

Close is A CRM built specifically for inside sales teams, with built-in calling, SMS, and email functionality. Close focuses on reducing manual data entry and increasing sales velocity with features like Power Dialer, predictive dialing, and workflow automation.

The Companies API is The Companies API is a company enrichment API that turns a domain name into a structured company profile with firmographics such as industry, employee count, founding year and revenue across 50 million companies. Plans are monthly credit allowances with a request-rate limit.

The two platforms take different approaches to solving the same core challenge.

Pricing Comparison

$19/moClose entry plan

Solo

FreeThe Companies API entry plan

Free

Close Pricing (as of September 2026)

Source: Close Pricing

The Companies API Pricing (as of September 2026)

Source: The Companies API Pricing

Pricing Analysis

The Companies API offers the lower entry point ($0/mo vs $19/mo). Teams watching their budget will appreciate the savings, especially when starting out.

The Companies API includes a free tier, which is helpful for evaluating the platform without upfront cost.

Features Breakdown

Close lists

• Built-in calling with Power Dialer
• Native SMS messaging
• Email sequences and templates
• Automated workflows
• Predictive dialing
• AI Email Assistant
• and 2 more listed below

The Companies API lists

• Domain to company profile enrichment
• Access to all 50M companies
• Firmographics: industry, employee count, founding year, revenue
• Company lists
• Additional credits at a per-1,000 rate
• Rate-limited API by plan

Close Key Features

• Built-in calling with Power Dialer
• Native SMS messaging
• Email sequences and templates
• Automated workflows
• Predictive dialing
• AI Email Assistant
• Pipeline and activity reporting
• Role-based access and permissions

The Companies API Key Features

• Domain to company profile enrichment
• Access to all 50M companies
• Firmographics: industry, employee count, founding year, revenue
• Company lists
• Additional credits at a per-1,000 rate
• Rate-limited API by plan

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 Close

• Built-in calling with Power Dialer
• Native SMS messaging
• Email sequences and templates
• Automated workflows
• Predictive dialing
• AI Email Assistant
• Pipeline and activity reporting
• Role-based access and permissions

Listed only by The Companies API

• Domain to company profile enrichment
• Access to all 50M companies
• Firmographics: industry, employee count, founding year, revenue
• Company lists
• Additional credits at a per-1,000 rate
• Rate-limited API by plan

Integration Ecosystem

Close Integrations

Close connects with: Zapier, Slack, Gmail, Microsoft Outlook, Zoom, HubSpot, Segment, Calendly.

The Companies API Integrations

The Companies API connects with: .

Integrations listed only by Close: Zapier, Slack, Gmail, Microsoft Outlook, Zoom, HubSpot, Segment, Calendly.

Use Case Recommendations

Best Fit for Close

• Budget-conscious teams looking for an affordable CRM platform
• Teams that need a wide feature set (8 capabilities listed)
• Organizations with complex tech stacks needing broad integration support (8 integrations)

Best Fit for The Companies API

• Budget-conscious teams looking for an affordable data enrichment tool
• Teams that want to start free and scale up as needs grow
• Revenue operations teams building targeted prospect lists
• Marketing teams enriching CRM data for segmentation

Feature Comparison Summary

Getting Started Checklist

1. Define your customer relationship management and sales pipeline tracking and B2B lead data and contact enrichment requirements and monthly budget
2. Estimate your expected contacts and deals and 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

Close serves the customer relationship management and sales pipeline tracking side of an outbound stack and The Companies API the B2B lead data and contact enrichment side. The Companies API offers a more accessible entry point, while Close starts at $19/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 Close and The Companies API for current information.