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mailfloss vs ZeroBounce

Pricing last verified from each vendor's own site.

Verdict

mailfloss: free 500 verifications/mo; Lite $29/mo (10,000 credits), Business $59, Pro $209; daily automatic cleaning. ZeroBounce: 100 free validations; pay-as-you-go from $39; ZeroBounce ONE $99/mo.

Factual summary

This is a factual comparison drawn from vendor sites, not a recommendation. Which fits depends on your channels, volume and budget.

mailflossZeroBounce
SummaryEmail list verification that connects to email platforms and cleans lists automatically every day.Email validation and deliverability tools.
Starting priceFrom $29/moFrom $99/mo
Pricing detailsFree 500 verifications every month; subscriptions as displayed: Lite $29/mo (10,000 credits), Business $59/mo (25,000), Pro $209/mo (125,000), with higher credit tiers; annual billing saves 17%; prepaid credits for one-time cleaning; 7-day free trial on subscriptions (card required)Freemium (100 validations); pay-as-you-go from $39; ZeroBounce ONE $99/mo
Modelfreemiumfreemium
Free trialYes—
Free planYesYes
Channelsemail—
Last verified2026-10-302026-10-28

FAQ

What is the difference between mailfloss and ZeroBounce?

mailfloss: free 500 verifications/mo; Lite $29/mo (10,000 credits), Business $59, Pro $209; daily automatic cleaning. ZeroBounce: 100 free validations; pay-as-you-go from $39; ZeroBounce ONE $99/mo.

Which is cheaper, mailfloss or ZeroBounce?

mailfloss has the lower listed entry price ($29 vs $99 per month), but plan limits and billing terms differ.

When should I choose mailfloss over ZeroBounce?

Consider mailfloss if: You want lists cleaned automatically inside your email platform. Consider ZeroBounce if: You want pay-as-you-go credits and a broader deliverability toolkit.

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