BounceOwl vs MillionVerifier

How the two compare on price, credits, unknown results, catch-all handling and tools. Every MillionVerifier fact links to its source, and the page says where MillionVerifier is the better fit.

Last checked: November 6, 2026

Facts about MillionVerifier come from their website unless marked as a third-party source. Prices change, so check theirs before you decide.

MillionVerifier is the better fit for

High-volume senders who want catch-all resolution included in every one-off package, with no separate catch-all step.

BounceOwl is the better fit for

Teams who want to pay only for real answers, see the evidence behind every result, keep credits that never expire, and get addresses checked by anyone on BounceOwl in the last 7 days for free.

Side by side

BounceOwl prices are the cheapest way to buy that many checks today, using our live price list.

Feature	BounceOwl	MillionVerifier
10,000 checks	$15.00	$39source
100,000 checks	$39.00	$149source
1,000,000 checks	$126.00	$449source
Subscription needed	No, pay as you go	No. One-off pay-as-you-go packages only.source
Credits expire	Never	Never. "The credits you purchase never expire."source
Free credits at signup	100	100source
Unknown results charged	No	No by default. Credits for unknown and catch-all results are added back after verification; accounts flagged for misuse pay for them.source
Duplicates charged	No, checked once	Not within one file. Duplicates across separate files are charged.source
Recent results from other users	Free for 7 days	Not published
Catch-all handling	Flagged free; deeper check on demand, 5 credits, refunded if unclear	Resolves 30 to 40% of catch-alls to valid or invalid at no extra cost. Unresolved ones are marked risky and not charged.source
Evidence on results	Mail server, provider or gateway, mailbox answer, catch-all test, time	Result, sub-result, quality, free, role and did-you-mean fields. No mail server or provider field documented.source
API	Yes	Yessource
MCP server	Yes	No official server listed on the site. Third-party wrappers exist.source

MillionVerifier also states: Refunds the last payment if hard bounces exceed 4% on 'OK' emails sent within 7 days, with conditions (web uploads only, not the single API, sender bounce reports required). source

How we keep this page honest

We only compare facts that both companies publish. Where MillionVerifier doesn't publish something, we say so.
We don't quote accuracy percentages, ours or theirs, without a published test method.
Every MillionVerifier fact links to where we found it, with the date we checked.
Spotted something out of date? Email support@bounceowl.com and we'll fix it.

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