Web-based 33Mail Alternatives

There are many alternatives to 33Mail as a web app if you are looking for a replacement. The best Online alternative is addy.io, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to 33Mail and loads of them are available as a web app so hopefully you can find a suitable replacement. Other interesting Online alternatives to 33Mail are Firefox Relay, Guerrilla Mail, TemporaryMail and Mailinator.

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Alternatives list

  1. addy.io icon
     157 likes

    Open-source platform providing unlimited anonymous email aliases, GPG/OpenPGP encrypted forwarding, identity protection, spam filtering via alias control, anonymous replies, instant alias creation, and easy dashboard management for privacy-focused users.

    118 addy.io alternatives

    Cost / License

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Microsoft Edge
    • Google Chrome
    • Safari
    • F-Droid
    • Software as a Service (SaaS)
    • Mozilla Firefox
     
  2. Firefox Relay icon
     43 likes

    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.

    141 Firefox Relay alternatives

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Online
    • Google Chrome
    • Mozilla Firefox
     
  3. Guerrilla Mail icon
     53 likes

    Guerrilla Mail gives you a disposable email address. You can give your email address to whomever you don't trust. You can read the email using Guerrilla Mail, click on any confirmation link, and even reply.

    156 Guerrilla Mail alternatives

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    • Android
     
  4. TemporaryMail icon
     22 likes

    Tired of spam filling your inbox? This tool offers a quick solution by generating temporary, disposable email addresses (temp mail). Just copy your assigned address or create a new one, and you'll immediately start receiving emails in your disposable inbox that is shown...

    88 TemporaryMail alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Online
    • Microsoft Edge
    • Google Chrome
    • Opera
    • Mozilla Firefox
     
  5. Mailinator icon
     62 likes

    Mailinator is a throwaway email service that lets you use the @mailinator.com email domain to receive email at no cost. The email is publicly accessible by anyone but it's also easily disposable. With this, you can signup for services to try them out and not have to worry...

    145 Mailinator alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Online
     
  6. SimpleLogin icon
     130 likes

    Open source solution to protect your personal email address. Generous free plan with uncapped bandwidth and infinite sends/replies, self-hostable, lot of powerful features, open roadmap, you can count on SimpleLogin to guard your email inbox.

    108 SimpleLogin alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Microsoft Edge
    • Google Chrome
    • Safari
    • F-Droid
    • Mozilla Firefox
     
  7. anon.li icon
     3 likes

    anon.li offers a unified privacy layer designed to protect your digital identity and data without compromising usability. The platform consists of two core open-source tools focused on secure communication and secure file sharing.

    48 anon.li alternatives

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Software as a Service (SaaS)
    • Mozilla Firefox
     
  8. YOPmail icon
     39 likes

    YOPmail’s free, quick and feature rich service guards you against spam, phishing and other online abuses. Protect your actual email, instead use YOPmail’s disposable one to sign-up wherever you want. YOPmail creates temporary inboxes of your choice instantaneously.

    133 YOPmail alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Online
     
  9. Spamgourmet icon
     43 likes

    Spamgourmet provides disposable, optionally self destructing, email addresses that get created automatically the first time they are used, forward messages, and then automatically expire after number of specified messages received.

    135 Spamgourmet alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Linux
    • Online
     
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  10. Temptom icon
     1 like

    Temptom is a clean and reliable temporary email solution designed for users who prioritize privacy and efficiency. It allows you to generate disposable email addresses instantly, making it perfect for one-off registrations, testing new services, or avoiding marketing spam...

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    • Android
    • iPhone
     
12 of 120 33Mail alternatives