Mailsac Alternatives

Mailsac is described as 'Open Source Disposable Email Hosting' and is a disposable email service in the office & productivity category. There are more than 100 alternatives to Mailsac, not only websites but also apps for a variety of platforms, including Google Chrome, Android, SaaS and iPhone apps. The best Mailsac alternative is addy.io, which is both free and Open Source. Other great sites and apps similar to Mailsac are MailDrop, Firefox Relay, TemporaryMail and Guerrilla Mail.

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Alternatives
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Alternatives list

  1. Mailwipe icon
     Like

    MailWipe is a comprehensive solution for preventing online threats, offering an integrated ecosystem of free digital security tools focused on user privacy.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
  2. Using a single email address is like giving hackers, stalkers, and data brokers a universal key to your life. One public email allows strangers to track down your workplace, social media profiles, and hobbies.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    Good alternative?
     
  3. Get free, disposable email addresses instantly. Protect your privacy and keep your real inbox spam-free—no registration required.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
  4.  Like

    Email address for Web Apps. A whitelist-only mailbox. All unsolicited emails get blocked.

    Cost / License

    • Free Personal
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
    Good alternative?
     
  5. Boomlify icon
     Like

    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.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    • Google Chrome
    Good alternative?
     
  6. Most temporary email services will not tell you how long they keep your mail. A survey of twelve of them in September 2026 found only four published a retention figure; the rest required a test message and a stopwatch to find out.

    6 Spare Mailbox alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    Good alternative?
     
  7. Instant, secure, and zero-log temporary email generator with a 1-click Chrome toolbar extension and built-in developer privacy tools.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    • Google Chrome
    • Cloudflare
    Good alternative?
     
  8. Mail On Deck is a free temporary email service designed to give you complete control over your online privacy. When you visit our website. Our temp mail addresses receive emails just like your regular inbox, but they automatically expire after 24 hours.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    Good alternative?
     
  9. Poistaa icon
     Like

    Poistaa is a free service that allows automatically discarding your emails for instant. Emails will be received and deleted automatically.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    Good alternative?
     
  10. Gmail Generator creates a working temporary Gmail address in one click, using Gmail's dot-trick and plus-addressing technique so unlike typical temp-mail tools, you get a real @gmail.com address that's accepted by signup forms which block throwaway domains.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
  11.  Like

    Procmail can be used to create mail-servers, mailing lists, sort your incoming mail into separate folders/files (real convenient when subscribing to one or more mailing lists or for prioritising your mail), preprocess your mail, start any programs upon mail arrival (e.g.

    Cost / License

    Alerts

    • Discontinued

    Platforms

    • Linux
    • Xfce
    Good alternative?
     
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