This plugin hasn’t been tested with the latest 3 major releases of WordPress. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.



Disposable email addresses are temporary, throw-away addresses that expire after a short period of time. Our Fiddlemail API helps you to identify domains of fake email addresses and blocks them. All you need to start is a free API key from Fiddlemail.


  • Details & usage stats for your API key
  • Filter settings
  • Extended filter settings


  1. Unpack the *.zip file and extract the /fiddlemail/ folder and the files.
  2. FTP program, upload to plugins directory (/wp-content/plugins).
  3. Register at to get a free API key.
  4. Go to plugins page and activate the plugin.
  5. Go to settings -> Fiddlemail and insert your API key.


Is it free?

Yes! You can get a free API key for your website. For specific demands we offer a premium package.

Do you store email addresses?

No! The email addresses are not stored and discarded immediately after the query.


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Contributors & Developers

“Fiddlemail” is open source software. The following people have contributed to this plugin.


“Fiddlemail” has been translated into 1 locale. Thank you to the translators for their contributions.

Translate “Fiddlemail” into your language.

Interested in development?

Browse the code, check out the SVN repository, or subscribe to the development log by RSS.



  • Added support for Spamhaus dbl and URIBL
  • Added local whitelist and blacklist for domains
  • Added local cache for API results
  • Minor improvements


  • Initial release of the plugin