Resolve your cold subscribers without risking your sender reputation.

ReEngage Pro provides infrastructure first email hygiene and precise automated email subscriber reengagement.

Schedule a Demo →

Works seamlessly with your email platform

Klaviyo ActiveCampaign Kit Mailchimp (Coming Soon) HubSpot (Coming Soon)

Your reputation comes first.
Revenue comes second.

Our safety logic is built on conservative deliverability principles. We prioritize the health of your primary domain above all else.

Automatic Monitoring

Bounces, complaints, and domain health tracked in real time across every major inbox provider.

Instant Protection

Campaigns pause automatically before damage occurs. The system reacts faster than any human can.

You Stay in Control

Manual stop, start, or threshold adjustment at any time. We follow your rules, not the other way around.

Immutable Transparency

Every decision, pause, and change is permanently logged. View exactly why the system took action.

Reputation Protection

Protect Your Sender Reputation

Monitor deliverability metrics in real-time while you re-engage. Our safety features ensure campaigns never hurt your sender reputation.

Deliverability Health

98
Excellent

Reputation Score

Bounce

0.3%

Complaints

0.002%

Inbox Rate

98.2%

Safety Monitor

Bounce Rate Threshold
PASS
Complaint Rate
PASS
Domain Health Scoring
PASS
Postmaster Integration
ACTIVE
Real time bounce monitoring
Automatic pause triggers
Domain health tracking

Email them or delete them?

Every email marketer with a growing list hits this wall. Both options have real consequences which also can result in indecisiveness.

Option 1 – Email them

Send to your full list and risk bounces, complaints, and reputation damage that affects deliverability for everyone on your list. Not just the cold segment.

Option 2 – Delete them

Remove them permanently and lose the acquisition cost you already spent. Some of those subscribers would have come back with the right approach at the right pace.

What if there was a third option?

How It Works

Three steps. Connect your ESP, let the system classify your list, and re-engage your cold subscribers at a pace that protects your domain.

01

See who's cold and who's costing you

Connect your ESP. The system reads your engagement data and identifies which subscribers have gone dormant and how long they have been inactive.

List Clarity

02

Separate the recoverable from the risky

Subscribers are classified by inactivity depth and risk level. The system identifies who is worth re-engaging and who could damage your domain if you mail them.

Smart Classification

03

Re-engage safely on autopilot

Emails send one at a time with throttled pacing. The safety system watches bounce rates and complaint rates in real time. If anything looks wrong, sending pauses automatically.

Protected Recovery

Every action is permanently logged. You see exactly what the system does and why.

Activity & Transparency
All Activity

Campaign 'winback 1' created

about 3 hours ago

12:02 PM

Sent 63 emails to re-engagement segment

about 6 hours ago

8:16 AM

Safety threshold approached — sending paused

about 8 hours ago

6:45 AM

ESP sync completed — 38,247 subscribers

about 10 hours ago

6:16 AM

Every action is permanently logged. Immutable audit trail for complete transparency.

The problem hiding inside your ESP

Cold subscribers cost you money. You pay your ESP to store them. Mailing them degrades your inbox deliverability. And of course, it becomes less likely to re engage them over time.

41%
List Decay

Average subscribers inactive for 6+ months across typical email lists.

$4.2k
Wasted Spend

Average annual cost for "dead" contacts sitting in your ESP.

Spam
Deliverability Risk

Poor engagement rates push you closer to the spam folder for your entire list.

"When your engaged subscribers stop seeing your emails because cold contacts dragged your reputation down, you have a deliverability problem that no subject line can fix."

— This is why sender reputation matters more than list size.

app.reengage.pro
Dashboard
Last sync: 2 min ago

Reputation Score

94

Excellent

Re engaged

1,104

Engaged

Spam Rate

0.009%

Well below threshold

Revenue Recovered

$12,847

This quarter

Sender Score98 / 100

Revenue Recovered — Last 12 Months

Calculate Your List's Hidden Cost

Every "dead" subscriber is a silent tax on your marketing budget. See how much you could save (and recover) in 30 seconds.

Savings Calculator

50,000
$500
30%

Annual Wasted Spend

$1,800

*Budget spent on subscribers who never open your emails.

Est. Recovery Revenue

$33,750

By winning back 5% of your cold list.

What happens when you do nothing

Most teams either blast their cold subscribers and hope for the best, or delete them and lose their earning potential.

Doing Nothing

✕

Steady list decay

Chances of re engagement decline weekly. Without a system, they stay there.

✕

Reputation erosion

ISPs read low engagement as a signal to deprioritize your sends. It affects your entire program.

✕

Wasted acquisition cost

You already paid for these subscribers. Every month they sit dormant, that investment decays.

With ReEngage Pro

✓

Continuous recovery

Cold subscribers are identified and enter safe, throttled re-engagement paths automatically.

✓

Domain protection

The safety system monitors bounce rates, complaint rates, and domain health in real time. Campaigns pause before damage occurs.

✓

Revenue from subscribers you already own

Recover 5-15% of your dormant list without spending on new acquisition.

Schedule a Demo

Common Questions

Everything you need to know about safely recovering your cold list.

You connect your ESP account through our encrypted integration. We currently support Klaviyo, ActiveCampaign, and Kit, with Mailchimp and HubSpot coming soon. Your data stays in your ESP. We read engagement data and trigger sends through your existing platform.

That is the entire reason this platform exists. The safety system monitors bounce rates, complaint rates, and domain health in real time. If any metric approaches a risk threshold, sending pauses automatically. You can also set your own thresholds and pause or stop campaigns manually at any time.

They stay in your ESP. ReEngage Pro classifies them but never deletes subscriber data. You decide what to do with subscribers who do not respond to re-engagement. We give you the information to make that call.

Yes. The AI generates personalized email content based on subscriber history and behavior patterns, but you review and approve everything before it sends. You can also write your own copy and use the platform purely for its throttle engine and safety monitoring.

Re-engagement is not instant. The system sends slowly and carefully on purpose. Most campaigns run over 2-4 weeks depending on list size. You will see real-time progress in the dashboard as subscribers respond.

All ESP connections use AES-256 encryption. Your subscriber data stays in your ESP. We read it through the API to classify and trigger sends, but we do not store your full subscriber list on our servers. We are GDPR compliant with full data export and deletion capabilities.

Have other questions? Speak with an expert

Built by email deliverability veterans

Created by operators who've managed millions of sends and navigated every major deliverability shift from Gmail, Yahoo, and Apple over the last 15 years. No theory. No shortcuts. Just disciplined execution.

GDPR Compliant
Data Encrypted

Security & Compliance Infrastructure

End-to-End ESP Data Encryption

Ready to resolve your
cold subscribers?

Join the waitlist. When we launch, you will be first in line to safely re-engage your dormant list without putting your sender reputation at risk.

No credit card required GDPR Compliant Bank-grade ESP encryption