MailTester Ninja
6.2#24 in email verification servicesFrom $23.99 a monthWebAPImacOSWindows
VisitMailTester Ninja vs Voila Norbert
Voila Norbert
7.4#3 in email verification servicesFrom $19 a monthFree planWebAPIExtension
VisitWhat both publish
| Fact | MailTester Ninja | Voila Norbert |
|---|---|---|
| API | The service offers a REST API for integrating email verification into other solutions, including CRMs and email marketing tools. | The API supports email finding, verification, and enrichment; the homepage lists PHP, Python, Ruby, and .Net support. |
| API rate limits | The API page states Pro plans allow 100,000 emails per day and Ultimate allows 200,000, with higher limits available by purchasing additional quantity. | The reference documents a default limit of 120 requests per minute, with search limited to 300 per minute and 100,000 per day. |
| Headquarters | London, UK | Austin, Texas, United States |
MailTester Ninja plans
- Pro Plan$23.99 a month
- Ultimate Plan$39.99 a month
Voila Norbert plans
- Email verificationFree
- VerifyFree
- Free leadsFree
- Enrich$0.04, paid once
- Starter$19 a month
- Valet (yearly)$39 a month
Pick MailTester Ninja if…
It suits users validating lists, checking forms, or connecting verification to CRM and marketing systems. Desktop users can also export cleaned results for spreadsheet work.
Pick Voila Norbert if…
It suits sales, business development, recruiting, PR, and content marketing teams seeking prospect contact details and related enrichment. Teams that need bulk searches, API access, or email sequences may also find its listed tools relevant.