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MailTester Ninja

The email address verifier that stores nothing.

Pricing
Paid
Starter Plan, Pro Plan, Ultimate Plan

About MailTester Ninja

MailTester Ninja provides real-time email verification and email finding capabilities without storing user data. It targets teams and individuals who manage email campaigns and need to verify addresses, prevent bounces, and locate contacts. The service emphasizes privacy by not storing verified emails on its servers and highlights GDPR compliance as part of its approach.

MailTester Ninja operates by validating recipient addresses in real-time and offering search tools to locate valid contacts. It supports handling text inputs, deduplication, and exporting results for analysis.

Core capabilities include instant email verification, an advanced email finder, anti-spam detection, syntax validation, and API integration. The tool provides analytics and an exportable result set, and it advertises strict data handling by not storing verified emails. Users can verify, find, and analyze emails to improve deliverability and reduce bounce rates in campaigns.

MailTester Ninja offers various pricing tiers, supports a web-based platform with Stripe-backed billing, and emphasizes no data storage. Plans can be scaled by quantity and include API access, with the option to pay by crypto.

Use cases

  • Real-time verification for marketing campaigns to reduce bounces and protect sender reputation.
  • Email discovery to build or expand contact lists for outreach.

Key features

  • Instant Email Verification
  • Advanced Email Finder
  • Anti-Spam Detection
  • Syntax Validation
  • Fast API Integration
  • Analytics
  • No Data Stored
  • CSV Export
  • Catch-All Handling

Pros and cons

Pros

No data stored and GDPR-compliant handling
Real-time verification

Pricing

Starter Plan
6.99 USD
per week
  • 100k emails daily
  • 100k API calls daily
  • No personal data stored
  • Stop anytime
Pro Plan
23.99 USD
per month
  • 100k emails daily
  • 100k API calls daily
  • No personal data stored
  • Stop anytime
Ultimate Plan
39.99 USD
per month
  • 200k emails daily
  • 200k API calls daily
  • No personal data stored
  • Stop anytime

Reviews

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Frequently asked questions

What payment methods are supported?
Through Stripe we accept most credit and debit cards, Apple Pay, Google Pay and Link.
Does MailTester send an email to verify an address?
No. We never send a message. We talk to the recipient's SMTP server using the commands defined by the IETF in 1982 (RFC 821), read the server's answer, then stop.
Is there an API to find addresses in bulk?
No. We do not offer bulk address finding, since lists built without the recipients' consent are not permitted.

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