mailfloss vs Regie.ai: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare mailfloss (data enrichment tool) and Regie.ai (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Compare mailfloss (data enrichment tool) and Regie.ai (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Reviewed and updated September 4, 2026
mailfloss vs Regie.ai: Data Enrichment Tool vs Sales Engagement Platform Comparison
mailfloss is a data enrichment tool; Regie.ai 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
mailfloss is a data enrichment tool for B2B lead data and contact enrichment; Regie.ai is a sales engagement platform for multi-channel sales outreach and engagement tracking. By each vendor's own wording, mailfloss lists cleans your list daily and removes addresses that decay over time, and Regie.ai lists ai agents for sourcing, ranking, call prep and follow-ups and relevant messaging trained on your voice and company pitch.
Regie.ai offers a lower entry point at $0/mo compared to mailfloss at $29/mo.
If your priority is finding accurate contact data for target accounts, mailfloss is the one built for it; for coordinating outreach across email, phone, and social channels, that is Regie.ai. Many teams run one of each.
Understanding the Core Difference
mailfloss is mailfloss is an email verification service that connects to your email marketing platform and cleans the list daily on autopilot, removing bad addresses, fixing typos and blocking bot and spam signups in real time. Subscriptions are sized by credits per month; prepaid credits cover one-time list uploads.
Regie.ai is Agentic sales workspace (RegieGO) with built-in enrichment, emailing, dialing and workflows, plus multi-channel outreach plays across email, phone and social run from a single chat interface.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Lite
Free
mailfloss Pricing (as of September 2026)
| Plan | Price | Emails |
|---|---|---|
| Lite | $29/mo | 10,000 credits/month |
| Business | $59/mo | 25,000 credits/month |
| Pro | $209/mo | 125,000 credits/month |
| Prepaid credits | Usage-based | - |
Source: mailfloss Pricing
Regie.ai Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Free | Free | 250 credits to get started (one-time) |
| Pro | $49/mo | 5,000 credits every month |
| Enterprise | Contact Sales | Volume credits, priced to your team |
Source: Regie.ai Pricing
Pricing Analysis
Regie.ai offers the lower entry point ($0/mo vs $29/mo). Teams watching their budget will appreciate the savings, especially when starting out.
mailfloss offers 4 pricing tiers compared to Regie.ai's 3, giving you more granularity as you scale.
Regie.ai includes a free tier, which is helpful for evaluating the platform without upfront cost.
Features Breakdown
- Cleans your list daily
- Removes addresses that decay over time
- Custom keep and remove rules
- Zapier integration
- Real-time API
- Webhooks
- and 4 more listed below
- AI Agents for sourcing, ranking, call prep and follow-ups
- Relevant Messaging trained on your voice and company pitch
- Channel Orchestration across phone, email and social
- Multi-channel outreach plays with an execution timeline
- Built-in enrichment, emailing, dialing and workflows
- Always-On Pipeline with why-now signal tracking
- and 4 more listed below
mailfloss Key Features
- Cleans your list daily
- Removes addresses that decay over time
- Custom keep and remove rules
- Zapier integration
- Real-time API
- Webhooks
- Automatically fixes typos
- Prevents bounces in real-time
- Auto-tags subscribers after verification
- Single sign-on
Regie.ai Key Features
- AI Agents for sourcing, ranking, call prep and follow-ups
- Relevant Messaging trained on your voice and company pitch
- Channel Orchestration across phone, email and social
- Multi-channel outreach plays with an execution timeline
- Built-in enrichment, emailing, dialing and workflows
- Always-On Pipeline with why-now signal tracking
- Website visitor identification
- Lead enrichment with a multi-provider waterfall
- Pre-built plays ready to run
- Sales-Ready AI with pre-baked prompts and automations
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 mailfloss
- Cleans your list daily
- Removes addresses that decay over time
- Custom keep and remove rules
- Zapier integration
- Real-time API
- Webhooks
- Automatically fixes typos
- Prevents bounces in real-time
- Auto-tags subscribers after verification
- Single sign-on
Listed only by Regie.ai
- AI Agents for sourcing, ranking, call prep and follow-ups
- Relevant Messaging trained on your voice and company pitch
- Channel Orchestration across phone, email and social
- Multi-channel outreach plays with an execution timeline
- Built-in enrichment, emailing, dialing and workflows
- Always-On Pipeline with why-now signal tracking
- Website visitor identification
- Lead enrichment with a multi-provider waterfall
- Pre-built plays ready to run
- Sales-Ready AI with pre-baked prompts and automations
Integration Ecosystem
mailfloss Integrations
mailfloss connects with: Mailchimp, Klaviyo, HubSpot, ActiveCampaign, Kit, beehiiv, GoHighLevel, Braze, AWeber, Drip, MailerLite, Constant Contact, Brevo, Campaign Monitor, GetResponse, Ontraport, iContact, Sendlane, Moosend, Keap, Intercom, Customer.io, Iterable, Ghost, Emma, SendPulse, Benchmark, Mautic, Zapier.
Regie.ai Integrations
Regie.ai connects with: Gmail, Microsoft Outlook, HubSpot, LinkedIn.
Shared Integrations
Both tools integrate with: HubSpot.
Integrations listed only by mailfloss: Mailchimp, Klaviyo, ActiveCampaign, Kit, beehiiv, GoHighLevel, Braze, AWeber, Drip, MailerLite, Constant Contact, Brevo, Campaign Monitor, GetResponse, Ontraport, iContact, Sendlane, Moosend, Keap, Intercom, Customer.io, Iterable, Ghost, Emma, SendPulse, Benchmark, Mautic, Zapier.
Integrations listed only by Regie.ai: Gmail, Microsoft Outlook, LinkedIn.
Use Case Recommendations
Best Fit for mailfloss
- Budget-conscious teams looking for an affordable data enrichment tool
- Organizations with complex tech stacks needing broad integration support (29 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
Best Fit for Regie.ai
- Budget-conscious teams looking for an affordable sales engagement platform
- 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 | mailfloss | Regie.ai |
|---|---|---|
| Starting Price | $29/mo | Free |
| Top Tier Price | Usage-based | Contact Sales |
| Total Features Listed | 10 | 10 |
| Integrations | 29 | 4 |
Getting Started Checklist
- Define your B2B lead data and contact enrichment and multi-channel sales outreach and engagement tracking requirements and monthly budget
- Estimate your expected data credits or contact lookups and sequences and engagement actions 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
mailfloss serves the B2B lead data and contact enrichment side of an outbound stack and Regie.ai the multi-channel sales outreach and engagement tracking side. Regie.ai offers a more accessible entry point, while mailfloss starts at $29/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 mailfloss and Regie.ai 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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