Sites and apps similar to YOPmail include addy.io, which is open source with a free version. Other options are MailDrop, Firefox Relay, TemporaryMail and Guerrilla Mail. There's no shortage of Disposable Email Services like YOPmail, with more than 100 alternatives for Android, iPhone, Windows, Mac and self-hosting.
DropMail gives you unique disposable email address without registration. It's valid until you refresh the page. Rich functionality, including forwarding, attachments, extended addresses and Telegram/Viber bots.
Burner Mail helps you protect your privacy by providing you with custom email addresses (burner emails) that can be used to forward all incoming emails to your personal account.
Cloaked is a subscription service providing privacy features such as instant identity generation, encrypted communications, an integrated authenticator app, and zero-access to your messages to protect your personal information.
United States
Inboxkitten is an open-source disposable email service that you can freely deploy adopt on your own!
Singapore
Tempr.email is a service for temporary email addresses (Temp mail), also called trashmail addresses or fake email addresses. The service was founded in 2004, at that time still under Discardmail.com and later Spambog.com. Tempr.
Australia
Temp-mail.ai is a free disposable email service that offers you an instant, anonymous inbox. Use it to protect your actual email from spam, avoid unwanted newsletters, and protect your personal information when signing up for websites, free trials, or downloading resources.
TempMailz is a free temporary email service that provides you with a temporary email account to receive emails that are self-destroyed after some time.
United States
Generate temporary, anonymous email addresses with web-based inboxes designed to avoid spam, verify signups, and protect privacy, without requiring registration, passwords, or personal info. Use for website tests and short-term communication needs.
MailForSpam is a disposable e-mail service. You can think of any name on the fly - like name@mailforspam.com - and use it for any purpose.
