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Last updated: March 2026

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VeriMails vs Mails.so

Mails.so is a newer entrant in the email verification space, offering basic verification with a clean interface. However, it lacks the catch-all probability scoring that B2B teams need and has limited track record for accuracy at scale.

FeatureVeriMailsMails.so
Pricing (5K emails)$14.50 (5K credits)$19/mo (5K)
Catch-all DetectionProbability score 0–100Basic flag only
SMTP VerificationFull handshakeYes
Bulk CSV UploadYes — any formatYes
REST APIFull API + webhooksREST API
Disposable Detection2,000+ providersLimited
Role-based DetectionYesPartial
Free Tier25/day, no credit cardTrial only
Credits ExpiryNever expireMonthly

Why teams switch to VeriMails

  • Catch-all probability scoring recovers 15–30% of B2B lists
  • Lower per-verification cost at every tier
  • Credits never expire — use them when you need them
  • API-first with webhook support for automation

Try it yourself

25 free verifications daily — no credit card. Run the same test list through both services and compare accuracy directly.

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Make the Switch Today

Better catch-all intelligence, lower cost, credits that never expire. No reason to wait.

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