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Newton Mail alternatives

Newton Mail compared with 6 alternatives: Spark Mail, Superhuman Mail, Mailbird, Canary Mail, BlueMail and 1 more.

Newton Mail has a free plan. Paid plans start at $5 per month, billed annually ($6.99 billed monthly). 4 of the 6 alternatives are free or have a free plan. One more offers a free trial.

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

At a glance

ToolPriceFree planRuns on
Newton MailThis toolFree plan · from $5/moYesmacOS, Windows, Linux, iOS, Android
Spark MailFree plan · from $8.25/moYesmacOS, Windows, iOS, Android
Superhuman MailFrom $25/moNoWeb, macOS, Windows, iOS, Android, Browser extension
MailbirdFree plan · from $34.49/yrYesmacOS, Windows
Canary MailFree plan · from $36/yrYesmacOS, Windows, iOS, Android
BlueMailFree plan · from $35.99/yrYesmacOS, Windows, Linux, iOS, Android
PolymailFree trial · from $10/moTrial onlyWeb, macOS, Windows, iOS

How each one differs from Newton Mail

  1. 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). Newton Mail starts at $5 per month, billed annually ($6.99 billed monthly).
    • Only Newton Mail lists a Linux app.
    • Spark Mail also covers meeting notes.

    Suits: People juggling several email accounts across desktop and phone

    Spark Mail vs Newton MailSpark Mail pricing and details

  2. 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). Newton Mail starts at $5 per month, billed annually ($6.99 billed monthly).
    • Newton Mail has a free plan. Superhuman Mail does not.
    • Only Superhuman Mail lists a web app.
    • Only Superhuman Mail lists a browser extension.
    • Only Newton Mail lists a Linux app.

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

    Superhuman Mail vs Newton MailSuperhuman Mail pricing and details

  3. Mailbird

    Desktop email client for Windows and Mac with a unified inbox

    • Mailbird starts at $34.49 per year (Premium Yearly Plan, US Mac App Store in-app price). Newton Mail starts at $5 per month, billed annually ($6.99 billed monthly).
    • Only Newton Mail lists Linux, iOS and Android apps.
    • Mailbird can be bought with a one-time purchase.
    • Newton Mail also covers templates, calendar and shared inbox.

    Suits: Windows users who want several email accounts in one desktop app

    Mailbird vs Newton MailMailbird pricing and details

  4. Canary Mail

    AI email client with PGP encryption for Mac, iOS, Windows, Android

    • Canary Mail starts at $36 per year (Growth), shown as $3 per month billed yearly. Newton Mail starts at $5 per month, billed annually ($6.99 billed monthly).
    • Only Newton Mail lists a Linux app.
    • Canary Mail is end-to-end encrypted, according to its own site.
    • Canary Mail can be bought with a one-time purchase.
    • Newton Mail also covers shared inbox.

    Suits: One mail app across Mac, iPhone, Windows and Android devices

    Canary Mail vs Newton MailCanary Mail pricing and details

  5. BlueMail

    Cross-platform email client with a unified inbox and built-in AI

    • BlueMail starts at $35.99 per year (Plus, shown as $3 per month billed annually). Newton Mail starts at $5 per month, billed annually ($6.99 billed monthly).
    • BlueMail is end-to-end encrypted, according to its own site.
    • BlueMail also covers inbox filtering.
    • Newton Mail also covers shared inbox.

    Suits: People who want the same email app on phone, Mac, Windows and Linux

    BlueMail vs Newton MailBlueMail pricing and details

  6. Polymail

    Email client with read tracking, follow-up reminders and scheduling

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

    Suits: Founders and salespeople who run their deals from the inbox

    Polymail vs Newton MailPolymail pricing and details

Limits worth knowing in Newton Mail

  • The Free plan is limited to 2 email accounts, 15 read receipts a month, 3 templates and 20 AI actions a day.
  • Shared inboxes need the Team plan, which has a 2-seat minimum and is offered through a Request Access button.
  • There is no webmail: the web portal is for account and settings management only.
  • A Linux build is linked from the homepage, but the pricing page lists apps for Mac, Windows, iPhone and Android only.
Newton Mail pricing and details

Common questions

What are the alternatives to Newton Mail?

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

Is there a free alternative to Newton Mail?

Yes. Spark Mail, Mailbird, Canary Mail and BlueMail have a free plan alongside paid ones.

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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