Feature Comparison
FeatureSendSureClearout
27-Stage Verification
Real-Time API (<3s)
Bulk CSV Upload
Form Validation Widget
AI Catch-All Resolution
CRM/ESP Sync (Mailchimp, HubSpot)
Deliverability Testing
Blacklist Monitoring
Data Export & Deletion
Free Credits on Signup
OpenAPI Documentation
Email Finder
Why Teams Switch To SendSure
Focused on accuracy
100% focused on verification — deeper checks than Clearout's finder-plus-verifier split.
Superior catch-all handling
Our AI resolver with 54K+ name patterns resolves catch-alls Clearout leaves "unknown."
More tools included
Deliverability, blacklist, and data export/deletion tools at no extra cost — Clearout needs add-ons.
Better pricing
$0.005/email vs Clearout's $0.007, with steeper discounts at higher volumes.
Frequently Asked Questions
Does Clearout have email finder?
Yes — Clearout finds and verifies; pick SendSure when verification accuracy matters most.
How does catch-all handling compare?
Our AI resolver, trained on 54K+ name patterns, determines deliverability for catch-alls Clearout marks "unknown."
Can I migrate from Clearout to SendSure?
Yes — export your list as CSV to re-verify, or swap our similar REST API for theirs.