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MailCheck pricing: email verification API

MailCheck's sitellms.txtEmail validation API: 180+ verification providers comparedMailCheck: email verification API alternatives

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50% complete: 3 of the 6 key fields we checkSee the 6 fields
$0.00per 1,000 emailsIn our email verification API benchmark, the best plan from MailCheck scores 0.0 out of 100. MailCheck ranks 162nd of 181 providers.This plan is free. We rank 3,753 plans for email verification APIs by price. Half the plans cost $1.98 per 1,000 emails or less.treg's top-up from $10 is the cheapest paid plan per 1,000 emails: $0.00 on average. treg asks one provider after another until one answers. You pay $68.365 per 1,000 emails when no provider answers.Disify's $9 monthly plan (/email) covers any number of emails. Disify's $9 monthly plan costs less up front than treg's top-up from $10.MailTester Ninja, Enrich.so and GetProspect are the best email verification API providers in the Datacircle benchmark.
Plan: Free one of MailCheck's 4 plans
Call: POST /v1/verify one of MailCheck's 2 calls
API: Email verification API MailCheck's only API

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 3 of the 6 key fields we check. Address, Deliverability, Confidence.
  • Nothing to pay. You get 100 credits a month, enough for 100 calls. Calls stop once your credits run out.
  • One call. You send email to POST /v1/verify. The call returns whether the address takes mail.
  • Who can get it: anyone aged 18 or over, or with the legal capacity to enter into the terms. Keep data: no limit. Use data: with conditions.

MailCheck: email verification API alternatives

MailCheck alternatives: every email verification API provider ranked

The table starts with MailCheck's cheapest paid plan. Next come plans from other providers with the price per 1,000 emails closest to MailCheck's.

MailCheck, €19 monthly, Pro, POST /v1/verifyHeroBounce, $17 monthly, Starter, POST /validation/singleSafetyMails, $9,240 yearlyBounceless, $429 pack, 500,000 credit pack, POST /v1/requests, Create a batch (emails)ListWise, $860 monthly, Monthly 1 Million, GET /clean/deep.php
$ per 1,000 emails$0.855$0.85$0.856$0.858$0.86
Completeness50%67%33%50%33%
Billingmonthlymonthlyyearlypay firstmonthly
Pay€19$17$9,240$429$860
Enough for25,000 calls a month20,000 calls a month900,000 calls a month500,000 results1,000,000 calls a month
Freshnessunknownlivelivelivelive
Who can get itanyone aged 18 or over, or with the legal capacity to enter into the termsanyoneanyone 18 or of legal age in their jurisdiction, individuals and legal entitiesbusiness customers outside the European Economic Area and the UKanyone at least 18 years of age and able to legally enter into a binding contract

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-02.

  1. api.mailcheck.dev/docs
  2. api.mailcheck.dev/privacy
  3. api.mailcheck.dev/terms
  4. mailcheck.dev/pricing

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Address
  • Deliverability
  • Confidence
  • Name, not in the answer
  • Place, not in the answer
  • Company, not in the answer
Price
$ per 1,000 emails$0.00
Percall
Billingfree
Aggregators
Aggregatorsnone
Overage
Units caphard
Not found
$ per 1,000$0.00
In their words
Their pitchCatch invalid email addresses before they bounce. Fast, accurate, GDPR compliant.
Data
What it checksformat, mail servers, disposable domains, role addresses
Keep datano limit
Use dataYou agree not to use MailCheck to: Send spam or unsolicited communications, Harvest or collect email addresses for unauthorized purposes, Attempt to circumvent rate limits or usage quotas, Interfere with or disrupt the service or its infrastructure, Use the service for any illegal or fraudulent activity, Reverse-engineer, decompile, or attempt to extract source code, Resell or redistribute the service without written permission
Plan
Pay€0
You get100 credits a month
Enough for100 calls a month
Rate limit
Batch1
Speed
Answerin the call
The call
You sendemail
MethodPOST
Path/v1/verify
About the plan
PlanFree
Who can get itanyone aged 18 or over, or with the legal capacity to enter into the terms
The 18 fields the plan's answer can hold

email address, valid, score, reason, syntax, disposable, MX record, SMTP, role, free provider, MX host, free provider name, typo suggestion, has typo suggestion, risk level, catch-all, cached, credits remaining

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