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Alternatives · Email

Spike alternatives

Spike compared with 5 alternatives: Spark Mail, Missive, Front, Superhuman Mail and Shortwave.

Spike has a free plan. Paid plans start at $4 per member / month, billed annually (Teamspace Team); Email App Pro is $6. 2 of the 5 alternatives are free or have a free plan. 2 more offer a free trial.

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

At a glance

ToolPriceFree planRuns on
SpikeThis toolFree plan · from $4/moYesWeb, macOS, Windows, iOS, Android
Spark MailFree plan · from $8.25/moYesmacOS, Windows, iOS, Android
MissiveFree trial · from $14/moTrial onlyWeb, macOS, Windows, iOS, Android
FrontFree trial · from $25/moTrial onlyWeb, macOS, Windows, iOS, Android
Superhuman MailFrom $25/moNoWeb, macOS, Windows, iOS, Android, Browser extension
ShortwaveFree plan · from $18/moYesWeb, macOS, Windows, iOS, Android

How each one differs from Spike

  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). Spike starts at $4 per member / month, billed annually (Teamspace Team); Email App Pro is $6.
    • Only Spike lists a web app.
    • Spark Mail also covers meeting notes and templates.
    • Spike also covers tasks, team chat and video calls.

    Suits: People juggling several email accounts across desktop and phone

    Spark Mail vs SpikeSpark Mail pricing and details

  2. Missive

    Team email client with shared inboxes, internal chat and rules

    • Missive starts at $14 per user / month, billed yearly ($18 billed monthly). Spike starts at $4 per member / month, billed annually (Teamspace Team); Email App Pro is $6.
    • Spike has a free plan. Missive does not, though it has a free trial.
    • Missive also covers workflow automation.
    • Spike also covers calendar, team chat and video calls.

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

    Missive vs SpikeMissive pricing and details

  3. Front

    Shared inbox and customer operations platform with AI and ticketing

    • Front starts at $25 per seat / month, billed annually. Spike starts at $4 per member / month, billed annually (Teamspace Team); Email App Pro is $6.
    • Spike has a free plan. Front does not, though it has a free trial.
    • Front also covers workflow automation.
    • Spike also covers tasks, calendar, email client, team chat and video calls.

    Suits: Support and operations teams working shared addresses at volume

    Front vs SpikeFront pricing and details

  4. 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). Spike starts at $4 per member / month, billed annually (Teamspace Team); Email App Pro is $6.
    • Spike has a free plan. Superhuman Mail does not.
    • Only Superhuman Mail lists a browser extension.
    • Superhuman Mail also covers booking links.
    • Spike also covers tasks, shared inbox, team chat and video calls.

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

    Superhuman Mail vs SpikeSuperhuman Mail pricing and details

  5. Shortwave

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

    • Shortwave starts at $18 per seat / month (Pro, the individual plan). Spike starts at $4 per member / month, billed annually (Teamspace Team); Email App Pro is $6.
    • Shortwave also covers chat assistant, AI search and templates.
    • Spike also covers tasks, calendar, shared inbox, team chat and video calls.

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

    Shortwave vs SpikeShortwave pricing and details

Limits worth knowing in Spike

  • The free Email App plan handles 1 email address and searches only the last 60 days.
  • Free plans allow 10 queries per AI feature, and the AI Feed of unread-mail summaries needs a paid plan.
  • Shared Inbox, connecting your own domain and the WhatsApp integration need the Teamspace Team plan or higher.
  • Apps are listed for Android, iOS, Windows and Mac, plus a web app. No Linux app is listed.
Spike pricing and details

Common questions

What are the alternatives to Spike?

The alternatives to Spike in this directory are Spark Mail, Missive, Front, Superhuman Mail and Shortwave. Each one has a side-by-side comparison with Spike.

Is there a free alternative to Spike?

Yes. Spark Mail and Shortwave 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 5, 2026. Vendors change prices without notice, so confirm on their site before you buy.

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