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MailTester Ninja pricing: email finder API

MailTester Ninja's sitellms.txtBest email finder API in 2026: providers comparedMailTester Ninja: email finder API alternatives

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30% complete: 3 of the 10 key fields we checkSee the 10 fields
found live
$23.99 monthlyWe rank 1,367 plans by price. ClearBounce's $3.20 monthly plan costs the least per 1,000 emails: as little as $0.00074. ClearBounce's $3.20 monthly plan covers up to 4,320,000 emails a month at no extra cost.ClearBounce's $4 pack covers any number of emails. ClearBounce's $4 pack costs more up front than ClearBounce's $3.20 monthly plan.OrbiSearch, GetProspect and DiscoLike are the best email finder API providers in our benchmark.
Plan: Pro one of MailTester Ninja's 2 plans
Call: GET /find MailTester Ninja's only call for this API
API: Email finder API one of MailTester Ninja's 2 APIs

About this item

  • Live. MailTester Ninja finds the email when you call the API.
  • 3 of the 10 key fields we check. Confidence, Name, Company.
  • A monthly subscription. You pay $23.99 a month.
  • One call. You call GET /find. You send first, last and domain. You can also send timeout. The call returns the email.
  • Who can get it: anyone at least 18 years old, or the age of majority in their jurisdiction. Keep data: no limit. Use data: with conditions.

MailTester Ninja: email finder API alternatives

MailTester Ninja alternatives: every email finder API provider ranked

We list other providers' plans billed monthly. These plans come closest to this plan in number of key fields. Each plan in the table gives live data.

This planMailTester Ninja, $23.99 monthlyDatabar, $99 monthly, Build, POST /v1/waterfalls/{waterfall_identifier}/runKaspr, $65 monthlyClay, $185 monthly
Completeness30%10%40%0%
Billingmonthlymonthlymonthlymonthly
Pay$23.99$99$65$185
Freshnesslivelivelivelive
Who can get itanyone at least 18 years old, or the age of majority in their jurisdictionbusinesses, universities and other organizations, not consumersprofessionals 18 or over with a business email and 20 LinkedIn connections, not California residents, API access on requestanyone

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. mailtester.ninja/api/
  2. mailtester.ninja/free-email-verification-api/
  3. mailtester.ninja/openapi.json
  4. mailtester.ninja/pricing.json
  5. mailtester.ninja/terms-of-use/
  6. mailtester.ninja/verify-emails-unlimited/

Product details

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

  • Verification, not in the answer
  • Confidence
  • Catch-all domain, not in the answer
  • Where found, not in the answer
  • Personal email, not in the answer
  • Name
  • Job title, not in the answer
  • Company
  • LinkedIn URL, not in the answer
  • Location, not in the answer
Price
Billingmonthly
$ a month$23.99
Strengths
Strengthsfound live
Aggregators
Aggregatorsnone
In their words
Their pitchFinds the work email address of a person from their first name, last name and company domain.
Data
Freshnesslive
What it checksmail servers, disposable domains, mailbox
Keep datano limit
Use dataYou may use the Service only to verify email addresses that you have a legitimate reason to check [...] You must comply with all applicable laws, including anti-spam and data-protection laws (such as the UK GDPR, EU GDPR and the US CAN-SPAM Act). You must not, and must not allow anyone else to: Directory harvesting / dictionary attacks — submitting generated, guessed, sequential or otherwise fabricated addresses in order to discover which ones exist on a domain. Verify purchased, scraped, rented or otherwise non-consented email lists, or use the Service to enable the sending of unsolicited bulk email (spam), phishing or malware. Use the Service to harass, defraud, or target individuals, or for any unlawful, deceptive or harmful purpose. Circumvent, disable or exceed rate limits or plan quotas, share, resell, sublicense or redistribute the Service or your API key without our written consent. Reverse-engineer, scrape, or attempt to derive the underlying methods of the Service, or interfere with its normal operation.
Plan
Pay$23.99
Rate limit
Batch1
Speed
Answerin the call
The call
You sendfirst, last, domain. Optional: timeout
MethodGET
Path/find
About the plan
PlanPro
Who can get itanyone at least 18 years old, or the age of majority in their jurisdiction
The 18 fields the plan's answer can hold

status, message, found, email, format, confidence, guess, first name, last name, domain, mail server, permutations, tested addresses, connections, daily limit, rate, duration, reason

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