Firefox Relay is described as 'We all make many online accounts, but most of them are linked to 1 or 2 of our email addresses. This means if just one account is hacked or tracked, every other account and its associated data is now also at risk' and is a disposable email service in the security & privacy category. There are more than 100 alternatives to Firefox Relay for a variety of platforms, including Web-based, Google Chrome, SaaS, Android and Mozilla Firefox apps. The best Firefox Relay alternative is addy.io, which is both free and Open Source. Other great apps like Firefox Relay are AliasVault, MailDrop, TemporaryMail and Guerrilla Mail.
Easily create unlimited disposable email addresses with over two months of activity, full privacy, no registration, and no fees, using an intuitive browser interface. Access from any device, avoid spam, and manage communication securely without personal data.
Temp-email.dev lets you instantly create disposable email addresses to protect your privacy online. Use them for quick signups, testing, downloads, and one-time verifications—without exposing your real inbox. Fast, secure, anonymous, and no registration required.
1TempMail is a lightweight and privacy-first temporary email service that lets you instantly generate disposable inboxes. No registration required, no ads, and no tracking. It’s perfect for signing up for websites, testing apps, or protecting your real email from spam.
A free web-based service that generates disposable, temporary email addresses to help users protect their primary inbox from spam and unwanted messages.
Take control of your inbox with simple, affordable email privacy. Create aliases, block spam, and keep your real address hidden—without breaking the bank.
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