BounceBlock for marketers
Protect deliverability and keep your campaign metrics honest. Verify every list before you send so bounces stay low, your sender reputation stays intact, and your reporting reflects reality.
The problem for marketing teams
How BounceBlock helps
Verify each list before every campaign — emails checked for deliverability, phones validated for SMS, duplicates removed. You hit send knowing your list is clean, and your open and click rates reflect real engagement rather than inflated denominators.
Flat pricing for frequent cleaning
Because pricing is flat, you can verify before every send instead of rationing checks — the way list hygiene is supposed to work.
Ready to see what’s hiding in your list?
Upload a file and preview your first 100 verifications free — email and phone, in one pass.
Frequently asked
Will this lower my bounce rate?
Yes — verifying removes invalid addresses before they bounce, keeping you under the ~2% safe threshold.
Do you validate SMS numbers too?
Yes — phone validation with line type is included, so your SMS lists are clean too.
Is my data safe?
Your uploaded data is encrypted and permanently deleted within 24 hours. We never sell or share it.
BounceBlock for other teams
Stop wasting hours on dead leads.
Upload your list and see how clean it really is — free, in under two minutes.