Best Firefox Relay Alternatives & Competitors in 2025

Receive and send emails anonymously. Create a unique email address for each website to avoid cross-site tracking and protect your inbox from spam, phishing and data breaches.

Open Source freemium $2.99 / Monthly (Premium)

Create unlimited aliases for free. Protect your email from spam using disposable addresses. Encrypt forwarded emails with PGP encryption using this service.

The #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder.

Visit website paid $19.5 / Monthly (Pro)

Simple free disposable email address service, unlimited free disposable email addresses.

Temporary disposable e-mail service to beat spam. Avoid spam with a free secure e-mail address.

maildrop is a Mail delivery agent used by the Courier Mail Server. The maildrop MDA also includes filtering functionality. maildrop receives mail via stdin and delivers in both Maildir and mbox formats.

The TempMailAddress protects your primary mailbox. TempMailAddress.

Moakt is a temporary mail that expires after an hour from the time it is created.

Disposable temporary email addresses that you can use when signing up on websites to protect your identity and prevent your personal email address from being sold or spammed.

Guerrilla Mail is a web-based app that provides a disposable and anonymous email address. Users of the service are not required to set up an account in order to send or receive emails.

Open Source

spamgourmet provides email addresses that get created automatically the first time they are used, forward messages, and then automatically expire.

Temp Mail is the provider of fake and temporary email ID.

Tempinbox is a free temporary email service to receive disposable mail. It can also be used as temp mail or 10 minute email, or use it for trash mail.

free

Fed up with spam filling your inbox ? Get a temporary email address for a few minutes, hours or days (as you need) : all received emails will be automatically redirected to your real email address until expiry.