How to Use Temporary Email Addresses to Test WebMail Services.

How to Use Temporary Email Addresses to Test WebMail Services.
Published in : 01 Apr 2022

How to Use Temporary Email Addresses to Test WebMail Services.

Beginner application and web pages developer eventually faces many issues related to email. New user registration, user feedback, mailing services, email notifications, and sales manager queries using mail require proper email settings in your application or on a web page. Unfortunately, even CMS (content manager system) templates, designed to facilitate the construction of web pages for amateur developers, don't guarantee the correct function of email services, so the developer has to carry out manual functional testing. Thus, activation of the user registration module requires the developer to perform manual testing of email functions on his website or in an application.

Eventually, the developer has to perform manual registration of test users with temporary email boxes, spending a lot of time creating these postboxes on free mail services like Gmail or Yahoo. Temp mail services can significantly facilitate the testing process because it doesn't require time-wasting registration.

How does it work?

Open, and you'll get a temporary mailbox without inputting any registration or other information. You'll see a page with the control buttons for your temporary mailbox and temporary email address at the top of the page.

Incoming messages in this temporary mailbox are valid only for 60 minutes. Then, they'll be deleted. You can reload the page in your browser or close it and then reopen it again – your temporary mailbox won't be destroyed. There are only 4 control buttons on the page, but it's enough for using a temporary mailbox.

  • Press the "Copy" button to copy an address of your mailbox into the clipboard and paste it into your program code or email module settings.
  • Click on the "Refresh" button to receive incoming mails if it doesn't appear automatically in an incoming email list.
  • The "Change" button allows the user to input any desirable email address for the temporary mailbox.

 Press the "Delete" button to delete the current temporary mailbox and create the new temporary mailbox.

You can't send mail from a temporary mailbox. This feature is disabled to protect users from hacking attacks, fraud and spammers, who immediately start using temporary mailboxes to send users unnecessary information.

More examples of using temporary mail by web developers

Web developers often implement additional functions on their websites, which automatically send users email messages, and this feature has to be manually tested.

For example, To prevent attacks on the administrator's real mailbox, it's highly recommended that you test the feedback form using a temporary mailbox. It is also important not to disclose your real mailbox as a return address and to use a temporary address, such as the

Another good example is implementing a mailing function to inform registered users about some events. At first glance, this simple function doesn't require any functional testing, but some unique features should be tested with temporary mail: delivery schedule, subscribe and unsubscribe feature, support of different charsets, and standard headers to bypass spam filters, personalization features, etc. The mailing function can contain a dozen other options, which must be tested using a disposable mailbox on

When a web developer creates an online store, he combines all the features mentioned earlier and has to test the sending mail function and waste a lot of time registering test mailboxes. A disposable mailbox from can help developers save a lot of time and speed up the testing process