Proofy vs Unify: Data Enrichment Tool vs Sales Engagement Platform Comparison

Proofy vs Unify: Data Enrichment Tool vs Sales Engagement Platform Comparison

Proofy is a data enrichment tool; Unify is a sales engagement platform. Whether you need one, the other, or both depends on which part of the workflow you are buying for: B2B lead data and contact enrichment on one side, multi-channel sales outreach and engagement tracking on the other. This guide lays out what each vendor publishes.

The Quick Answer

Proofy is a data enrichment tool for B2B lead data and contact enrichment; Unify is a sales engagement platform for multi-channel sales outreach and engagement tracking. By each vendor's own wording, Proofy lists bulk email verification and single verification in real time, and Unify lists multi-channel sequences across email, social messaging and dialer and ai copywriting and personalization.

Unify offers a lower entry point at $0/mo compared to Proofy at $5/mo.

If your priority is finding accurate contact data for target accounts, Proofy is the one built for it; for coordinating outreach across email, phone, and social channels, that is Unify. Many teams run one of each.

Understanding the Core Difference

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.

Unify is AI prospecting platform that pairs a B2B data and intent-signal layer with multi-channel sequencing across email, social messaging and a dialer, plus signal-triggered automations and managed mailboxes.

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

Pricing Comparison

Usage-basedProofy entry plan

Trial pack

FreeUnify entry plan

Free

Proofy Pricing (as of September 2026)

Source: Proofy Pricing

Unify Pricing (as of September 2026)

Source: Unify Pricing

Pricing Analysis

Unify offers the lower entry point ($0/mo vs $5/mo). Teams watching their budget will appreciate the savings, especially when starting out.

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

Features Breakdown

Proofy lists

• 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

Unify lists

• Multi-channel sequences across email, social messaging and dialer
• AI copywriting and personalization
• Signal-triggered automations
• Website intent and product usage signals
• Job change and hiring signals
• Phone and email enrichment
• and 4 more listed below

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

Unify Key Features

• Multi-channel sequences across email, social messaging and dialer
• AI copywriting and personalization
• Signal-triggered automations
• Website intent and product usage signals
• Job change and hiring signals
• Phone and email enrichment
• Agentic chat for prospecting and list building
• Managed Gmail and Outlook mailboxes with warmup and rotation
• Dialer in beta
• Sequence, rep activity and signal analytics

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 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

Listed only by Unify

• Multi-channel sequences across email, social messaging and dialer
• AI copywriting and personalization
• Signal-triggered automations
• Website intent and product usage signals
• Job change and hiring signals
• Phone and email enrichment
• Agentic chat for prospecting and list building
• Managed Gmail and Outlook mailboxes with warmup and rotation
• Dialer in beta
• Sequence, rep activity and signal analytics

Integration Ecosystem

Proofy Integrations

Proofy connects with: .

Unify Integrations

Unify connects with: HubSpot, Salesforce, Slack, Gmail, Microsoft Outlook.

Integrations listed only by Unify: HubSpot, Salesforce, Slack, Gmail, Microsoft Outlook.

Use Case Recommendations

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

Best Fit for Unify

• Budget-conscious teams looking for an affordable sales engagement platform
• Organizations with complex tech stacks needing broad integration support (5 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

Getting Started Checklist

1. Define your B2B lead data and contact enrichment and multi-channel sales outreach and engagement tracking requirements and monthly budget
2. Estimate your expected data credits or contact lookups and sequences and engagement actions 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

Proofy serves the B2B lead data and contact enrichment side of an outbound stack and Unify the multi-channel sales outreach and engagement tracking side. Unify offers a more accessible entry point, while Proofy starts at $5/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 Proofy and Unify for current information.