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Alternatives · Email

Extra alternatives

Extra compared with 5 alternatives: Shortwave, Spark Mail, Edison Mail, Gmail and Superhuman Mail.

Extra is free to use. 4 of the 5 alternatives are free or have a free plan.

5 tools · Listings checked up to Oct 9, 2026 · Where the facts come from

At a glance

ToolPriceFree planRuns on
ExtraThis toolFreeFreeWeb, macOS, iOS
ShortwaveFree plan · from $18/moYesWeb, macOS, Windows, iOS, Android
Spark MailFree plan · from $8.25/moYesmacOS, Windows, iOS, Android
Edison MailFree plan · from $14.99/moYesWindows, iOS, Android
GmailFree plan · from $7/moYesWeb, iOS, Android
Superhuman MailFrom $25/moNoWeb, macOS, Windows, iOS, Android, Browser extension

How each one differs from Extra

  1. Shortwave

    AI email client for Gmail with an assistant, filters and split inbox

    • Shortwave starts at $18 per seat / month (Pro, the individual plan). Extra is free.
    • Only Shortwave lists Windows and Android apps.
    • Shortwave also covers templates.
    • Extra also covers inbox filtering.

    Suits: Gmail and Google Workspace users who want AI to triage and draft email

    Shortwave vs ExtraShortwave pricing and details

  2. Spark Mail

    Email client with a unified smart inbox, AI tools and team features

    • Spark Mail starts at $8.25 per user / month, billed annually ($99 / year). Extra is free.
    • Only Spark Mail lists Windows and Android apps.
    • Only Extra lists a web app.
    • Spark Mail also covers meeting notes, templates, calendar and shared inbox.
    • Extra also covers chat assistant, AI search and inbox filtering.

    Suits: People juggling several email accounts across desktop and phone

    Spark Mail vs ExtraSpark Mail pricing and details

  3. Edison Mail

    Free multi-account email app with one-tap unsubscribe

    • Edison Mail starts at $14.99 per month, or $99.99 per year (Edison Mail+). Extra is free.
    • Only Edison Mail lists Android and Windows apps.
    • Only Extra lists a web app.
    • Only Extra lists a macOS app.
    • Extra also covers chat assistant and AI search.

    Suits: People with several email accounts who want a free unified inbox

    Edison Mail vs ExtraEdison Mail pricing and details

  4. Gmail

    Google's email service, free for personal use with 15 GB of storage

    • Gmail starts at $7 per user / month with a 1-year commitment (Workspace Business Starter). Extra is free.
    • Only Gmail lists an Android app.
    • Only Extra lists a macOS app.
    • Extra also covers chat assistant and AI search.

    Suits: Anyone who wants a free personal address with 15 GB of shared storage

    Gmail vs ExtraGmail pricing and details

  5. Superhuman Mail

    Keyboard-driven email client for Gmail and Outlook with built-in AI

    • Superhuman Mail starts at $25 per member / month, billed annually ($30 billed monthly). Extra is free.
    • Extra has a free plan. Superhuman Mail does not.
    • Only Superhuman Mail lists Windows and Android apps.
    • Only Superhuman Mail lists a browser extension.
    • Superhuman Mail also covers calendar and booking links.

    Suits: People on Gmail or Outlook who work through a high volume of email

    Superhuman Mail vs ExtraSuperhuman Mail pricing and details

Limits worth knowing in Extra

  • There is no Android app: Extra runs on iPhone, iPad, Mac and in a desktop browser.
  • It works with Gmail and Outlook accounts only.
  • Extra is free today, but its FAQ says paid features for power users may be introduced in the future.
  • It is offered in 18 listed countries, and the apps need iOS or iPadOS 18 or later, or macOS 15.6 or later.
Extra pricing and details

Common questions

What are the alternatives to Extra?

The alternatives to Extra in this directory are Shortwave, Spark Mail, Edison Mail, Gmail and Superhuman Mail. Each one has a side-by-side comparison with Extra.

Is there a free alternative to Extra?

Yes. Shortwave, Spark Mail, Edison Mail and Gmail have a free plan alongside paid ones.

Which Extra alternatives work on Windows?

The Extra listing does not include a Windows app. Shortwave, Spark Mail, Edison Mail and Superhuman Mail list one.

Which Extra alternatives work on Android?

The Extra listing does not include an Android app. Shortwave, Spark Mail, Edison Mail, Gmail and Superhuman Mail list one.

When were these prices checked?

Each listing shows its own date. On this page they run from Oct 4, 2026 to Oct 9, 2026. Vendors change prices without notice, so confirm on their site before you buy.

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