Closely vs Proofy: Sales Engagement Platform vs Data Enrichment Tool Comparison
Compare Closely (sales engagement platform) and Proofy (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Compare Closely (sales engagement platform) and Proofy (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
Closely vs Proofy: Sales Engagement Platform vs Data Enrichment Tool Comparison
Closely (sales engagement platform) and Proofy (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
Closely is a sales engagement platform for multi-channel sales outreach and engagement tracking; Proofy is a data enrichment tool for B2B lead data and contact enrichment. By each vendor's own wording, Closely lists multichannel campaigns across linkedin and email and conditional sequence builder, and Proofy lists bulk email verification and single verification in real time.
Proofy offers a lower entry point at $5/mo compared to Closely at $49/mo.
If your priority is coordinating outreach across email, phone, and social channels, Closely is the one built for it; for finding accurate contact data for target accounts, that is Proofy. Many teams run one of each.
Understanding the Core Difference
Closely is Outbound platform that runs automated campaigns across LinkedIn and email from a shared sender, with a conditional sequence builder, unified inbox, contact enrichment and AI personalization agents.
Proofy is Proofy is an email verification service for bulk list cleaning and real-time single verification through an API, with SMTP, syntax, domain, disposable and accept-all detection. Credits are sold pay-as-you-go or by subscription, never expire, and unknown results are not charged.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Starter
Trial pack
Closely Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Starter | $49/mo | 1 LinkedIn account, unlimited email accounts |
| Growth | $127/mo | 3 LinkedIn accounts, unlimited email accounts, 3,000 bonus credits/mo |
| Essential | $205/mo | 5 LinkedIn accounts, unlimited email accounts, 5,000 bonus credits/mo |
| Custom | Contact Sales | Unlimited seats, custom LinkedIn accounts and credits |
Source: Closely Pricing
Proofy Pricing (as of September 2026)
| Plan | Price | Emails |
|---|---|---|
| Trial pack | Usage-based | 5,000 verifier checks |
| Pay-As-You-Go 1,000 | Usage-based | 1,000 credits |
| Pay-As-You-Go volume | Usage-based | - |
| Monthly subscription | Contact Sales | - |
Source: Proofy Pricing
Pricing Analysis
Proofy offers the lower entry point ($5/mo vs $49/mo). Teams watching their budget will appreciate the savings, especially when starting out.
Features Breakdown
- Multichannel campaigns across LinkedIn and email
- Conditional sequence builder
- Smart Inbox unifying LinkedIn and email replies
- LinkedIn account warmup
- Dedicated residential IP for each LinkedIn account
- OAuth Gmail and Outlook connection plus custom SMTP
- and 4 more listed below
- Bulk email verification
- Single verification in real time
- Email verifier API
- Duplicate email remover
- ISP detection
- Disposable and temporary detection
- and 4 more listed below
Closely Key Features
- Multichannel campaigns across LinkedIn and email
- Conditional sequence builder
- Smart Inbox unifying LinkedIn and email replies
- LinkedIn account warmup
- Dedicated residential IP for each LinkedIn account
- OAuth Gmail and Outlook connection plus custom SMTP
- Email finder with a multi-step fallback process
- Phone number finder
- AI lead scoring and personalization agents
- Export from Sales Navigator, LinkedIn posts and events
Proofy Key Features
- Bulk email verification
- Single verification in real time
- Email verifier API
- Duplicate email remover
- ISP detection
- Disposable and temporary detection
- Accept-all detection
- Syntax validation
- SMTP verification
- Mailbox full detection
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 Closely
- Multichannel campaigns across LinkedIn and email
- Conditional sequence builder
- Smart Inbox unifying LinkedIn and email replies
- LinkedIn account warmup
- Dedicated residential IP for each LinkedIn account
- OAuth Gmail and Outlook connection plus custom SMTP
- Email finder with a multi-step fallback process
- Phone number finder
- AI lead scoring and personalization agents
- Export from Sales Navigator, LinkedIn posts and events
Listed only by Proofy
- Bulk email verification
- Single verification in real time
- Email verifier API
- Duplicate email remover
- ISP detection
- Disposable and temporary detection
- Accept-all detection
- Syntax validation
- SMTP verification
- Mailbox full detection
Integration Ecosystem
Closely Integrations
Closely connects with: Salesforce, Pipedrive, HubSpot, GoHighLevel, Gmail, Microsoft Outlook, SMTP, Webhooks.
Proofy Integrations
Proofy connects with: .
Integrations listed only by Closely: Salesforce, Pipedrive, HubSpot, GoHighLevel, Gmail, Microsoft Outlook, SMTP, Webhooks.
Use Case Recommendations
Best Fit for Closely
- Budget-conscious teams looking for an affordable sales engagement platform
- Organizations with complex tech stacks needing broad integration support (8 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
Best Fit for Proofy
- Budget-conscious teams looking for an affordable data enrichment tool
- Enterprise buyers who prefer custom pricing and dedicated support
- Revenue operations teams building targeted prospect lists
- Marketing teams enriching CRM data for segmentation
Feature Comparison Summary
| Feature | Closely | Proofy |
|---|---|---|
| Starting Price | $49/mo | Usage-based |
| Top Tier Price | Contact Sales | Contact Sales |
| Total Features Listed | 10 | 10 |
| Integrations | 8 | 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
Closely serves the multi-channel sales outreach and engagement tracking side of an outbound stack and Proofy the B2B lead data and contact enrichment side. Proofy offers a more accessible entry point at $5/mo, while Closely starts at $49/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 Closely and Proofy 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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