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Alternatives · Email

Polymail alternatives

Polymail compared with 5 alternatives: Superhuman Mail, Spark Mail, Newton Mail, Mailbutler and Missive.

Polymail is a paid product with a free trial, starting at $10 per month, billed yearly ($13 billed monthly). 3 of the 5 alternatives are free or have a free plan. One more offers a free trial.

5 tools · Listings checked up to Oct 6, 2026 · Where the facts come from

At a glance

ToolPriceFree planRuns on
PolymailThis toolFree trial · from $10/moTrial onlyWeb, macOS, Windows, iOS
Superhuman MailFrom $25/moNoWeb, macOS, Windows, iOS, Android, Browser extension
Spark MailFree plan · from $8.25/moYesmacOS, Windows, iOS, Android
Newton MailFree plan · from $5/moYesmacOS, Windows, Linux, iOS, Android
MailbutlerFree plan · from $4/moYesmacOS, Windows, iOS, Android, Browser extension
MissiveFree trial · from $14/moTrial onlyWeb, macOS, Windows, iOS, Android

How each one differs from Polymail

  1. 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). Polymail starts at $10 per month, billed yearly ($13 billed monthly).
    • Only Superhuman Mail lists an Android app.
    • Only Superhuman Mail lists a browser extension.
    • Superhuman Mail also covers calendar.
    • Polymail also covers templates.

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

    Superhuman Mail vs PolymailSuperhuman Mail 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). Polymail starts at $10 per month, billed yearly ($13 billed monthly).
    • Spark Mail has a free plan. Polymail does not, though it has a free trial.
    • Only Spark Mail lists an Android app.
    • Only Polymail lists a web app.
    • Spark Mail also covers meeting notes, calendar and shared inbox.

    Suits: People juggling several email accounts across desktop and phone

    Spark Mail vs PolymailSpark Mail pricing and details

  3. Newton Mail

    Cross-platform email app with read receipts, snooze and send later

    • Newton Mail starts at $5 per month, billed annually ($6.99 billed monthly). Polymail starts at $10 per month, billed yearly ($13 billed monthly).
    • Newton Mail has a free plan. Polymail does not, though it has a free trial.
    • Only Newton Mail lists Linux and Android apps.
    • Only Polymail lists a web app.
    • Newton Mail also covers calendar and shared inbox.

    Suits: People who want the same mail app on Mac, Windows, iPhone and Android

    Newton Mail vs PolymailNewton Mail pricing and details

  4. Mailbutler

    Email tracking and team tools for Apple Mail, Gmail and Outlook

    • Mailbutler starts at $4 per user / month, billed yearly (paid Starter). Polymail starts at $10 per month, billed yearly ($13 billed monthly).
    • Mailbutler has a free plan. Polymail does not, though it has a free trial.
    • Only Mailbutler lists an Android app.
    • Only Mailbutler lists a browser extension.
    • Only Polymail lists a web app.

    Suits: People who want tracking and templates inside Apple Mail, Gmail or Outlook

    Mailbutler vs PolymailMailbutler pricing and details

  5. Missive

    Team email client with shared inboxes, internal chat and rules

    • Missive starts at $14 per user / month, billed yearly ($18 billed monthly). Polymail starts at $10 per month, billed yearly ($13 billed monthly).
    • Only Missive lists an Android app.
    • Missive also covers tasks, shared inbox and workflow automation.
    • Polymail also covers templates and booking links.

    Suits: Small teams sharing addresses such as support@ or sales@

    Missive vs PolymailMissive pricing and details

Limits worth knowing in Polymail

  • There is no free plan: after the 7-day trial a paid plan is needed to keep using the app.
  • Basic connects only 2 email accounts; sequences and up to 20 accounts need Premium at $24 per user / month, billed yearly.
  • The download page offers Mac, Windows and iOS apps only, alongside the web app; no Android or Linux app is listed.
  • Salesforce integration, SAML single sign-on and advanced analytics are limited to the custom-priced Enterprise plan.
Polymail pricing and details

Common questions

What are the alternatives to Polymail?

The alternatives to Polymail in this directory are Superhuman Mail, Spark Mail, Newton Mail, Mailbutler and Missive. Each one has a side-by-side comparison with Polymail.

Is there a free alternative to Polymail?

Yes. Spark Mail, Newton Mail and Mailbutler have a free plan alongside paid ones.

Which Polymail alternatives work on Linux?

The Polymail listing does not include a Linux app. Newton Mail lists one.

Which Polymail alternatives work on Android?

The Polymail listing does not include an Android app. Superhuman Mail, Spark Mail, Newton Mail, Mailbutler and Missive list one.

When were these prices checked?

Each listing shows its own date. On this page they run from Oct 4, 2026 to Oct 6, 2026. Vendors change prices without notice, so confirm on their site before you buy.

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