PersistIQ vs The Companies API: Sales Engagement Platform vs Data Enrichment Tool Comparison
Compare PersistIQ (sales engagement platform) and The Companies API (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Compare PersistIQ (sales engagement platform) and The Companies API (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Reviewed and updated September 4, 2026
PersistIQ vs The Companies API: Sales Engagement Platform vs Data Enrichment Tool Comparison
PersistIQ (sales engagement 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
PersistIQ is a sales engagement platform for multi-channel sales outreach and engagement tracking; The Companies API is a data enrichment tool for B2B lead data and contact enrichment. By each vendor's own wording, PersistIQ lists multi-channel sales outreach and prospecting, and The Companies API lists domain to company profile enrichment and access to all 50m companies.
The Companies API publishes an entry price of $0/mo; PersistIQ uses custom pricing, so the two cannot be compared on list price.
If your priority is coordinating outreach across email, phone, and social channels, PersistIQ 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
PersistIQ is Sales engagement platform for small teams that builds prospect lists, automates personalized email, call and task sequences, and syncs activity with a CRM.
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
All plans
Free
PersistIQ Pricing (as of September 2026)
| Plan | Price |
|---|---|
| All plans | Contact Sales |
Source: PersistIQ Pricing
The Companies API Pricing (as of September 2026)
| Plan | Price | Emails |
|---|---|---|
| Free | Free | 500 credits |
| Startup | $95/mo | 50000 credits per month |
| Scaleup | $295/mo | 250000 credits per month |
| Enterprise | $595/mo | 500000 credits per month |
Source: The Companies API 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.
The Companies API offers 4 pricing tiers compared to PersistIQ's 1, giving you more granularity as you scale.
The Companies API includes a free tier, which is helpful for evaluating the platform without upfront cost.
Features Breakdown
- Multi-channel Sales Outreach
- Prospecting
- Sales Email AI
- Chrome Extension
- A/B test
- Reporting
- and 2 more listed below
- 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
PersistIQ Key Features
- Multi-channel Sales Outreach
- Prospecting
- Sales Email AI
- Chrome Extension
- A/B test
- Reporting
- CRM Integrations
- 14-day free trial
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 PersistIQ
- Multi-channel Sales Outreach
- Prospecting
- Sales Email AI
- Chrome Extension
- A/B test
- Reporting
- CRM Integrations
- 14-day free trial
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
PersistIQ Integrations
PersistIQ connects with: Salesforce, Copper, Pipedrive, HubSpot, Gmail, Outlook, Zapier.
The Companies API Integrations
The Companies API connects with: .
Integrations listed only by PersistIQ: Salesforce, Copper, Pipedrive, HubSpot, Gmail, Outlook, Zapier.
Use Case Recommendations
Best Fit for PersistIQ
- Teams that need a wide feature set (8 capabilities listed)
- Organizations with complex tech stacks needing broad integration support (7 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
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
| Feature | PersistIQ | The Companies API |
|---|---|---|
| Starting Price | Contact Sales | Free |
| Top Tier Price | Contact Sales | $595/mo |
| Total Features Listed | 8 | 6 |
| Integrations | 7 | 0 |
Getting Started Checklist
- Define your multi-channel sales outreach and engagement tracking and B2B lead data and contact enrichment requirements and monthly budget
- Estimate your expected sequences and engagement actions and 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
PersistIQ serves the multi-channel sales outreach and engagement tracking side of an outbound stack and The Companies API the B2B lead data and contact enrichment side. The Companies API publishes an entry price (a free tier), while PersistIQ 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 PersistIQ and The Companies API for current information.
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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