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Missive alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Missive: per-user pricing adds up for larger teams, and overkill for individual use. We ranked 5 alternatives by how directly each one replaces Missive, then by reviews, real visits and how recently each app's facts were checked against its own website. Spark currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Spark logoSparkFree plan + paidNomacOS, Windows, iOS +13 of 366.5
2Spike logoSpikeFree plan + paidNoWeb, macOS, Windows +24 of 462.6
3Superhuman Mail logoSuperhuman MailPaidNoWeb, macOS, Windows +23 of 359.6
4Shortwave logoShortwavePaidNoWeb, macOS, Windows +23 of 357.2
  1. Spark logo

    1. SparkTop pick

    Best for: People and small teams who want one smart inbox across all their devices

    Free plan + paidmacOS, Windows, iOS, Android

    66.5

    score / 100

    Why switch from Missive

    Cheaper team features with a free plan, for lighter collaboration needs.

    Pros

    • Free plan with unlimited accounts and a smart inbox
    • Shared threads, private comments and joint drafting for teams
    • Native apps on Mac, Windows, iOS and Android

    Cons

    • Mail syncs through Readdle's servers
    • Best AI and team features need a per-user subscription
    • No web app
    Visit Spark Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Spark a good Missive alternative?

    Verified facts

    3 of 3 verified
    Free plan
    Yes, unlimited email accounts
    Checked Oct 25, 2026sparkmailapp.com(opens source in a new tab)
    Plus price
    $10 per user/month (monthly)
    Checked Oct 25, 2026sparkmailapp.com(opens source in a new tab)
    Pro price
    $20 per user/month (monthly)
    Checked Oct 25, 2026sparkmailapp.com(opens source in a new tab)
  2. Spike logo

    2. Spike

    Best for: Small teams who want email and chat to feel like one conversation

    Free plan + paidWeb, macOS, Windows, iOS, Android

    62.6

    score / 100

    Why switch from Missive

    Chat-style email with team channels and a free plan for small teams.

    Pros

    • Chat-style view makes quick email exchanges faster
    • Team channels, docs and meetings alongside mail
    • Free plan for small teams

    Cons

    • Chat layout suits short messages better than long emails
    • More workspace than a plain email client
    • Mail syncs through Spike's servers
    Visit Spike Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Spike a good Missive alternative?

    Verified facts

    4 of 4 verified
    Free plan
    Up to 3 members
    Checked Oct 25, 2026spikenow.com(opens source in a new tab)
    Included address
    @spike.team for each member
    Checked Oct 25, 2026spikenow.com(opens source in a new tab)
    Custom domain
    Free with a yearly paid plan
    Checked Oct 25, 2026spikenow.com(opens source in a new tab)
    Style
    Chat-like email
    Checked Oct 25, 2026spikenow.com(opens source in a new tab)
  3. Superhuman Mail logo

    3. Superhuman Mail

    Best for: Executives and heavy email users on Gmail or Outlook who value speed over price

    PaidWeb, macOS, Windows, iOS, Android

    59.6

    score / 100

    Why switch from Missive

    Focused on individual speed rather than shared inboxes.

    Pros

    • Very fast, keyboard-first workflow
    • Split inbox and reminders keep important threads visible
    • Strong AI drafting and inbox search

    Cons

    • Expensive, with no free plan
    • Only works with Gmail and Microsoft accounts
    • Now sold as part of a wider suite
    Visit Superhuman Mail Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Superhuman Mail a good Missive alternative?

    Verified facts

    3 of 3 verified
    Supported accounts
    Gmail and Outlook
    Checked Oct 25, 2026superhuman.com(opens source in a new tab)
    Split Inbox
    Yes
    Checked Oct 25, 2026superhuman.com(opens source in a new tab)
    Business plan (includes Mail)
    $33/member/month billed annually
    Checked Oct 25, 2026superhuman.com(opens source in a new tab)
  4. Shortwave logo

    4. Shortwave

    Best for: Gmail users who want an AI assistant deeply built into their inbox

    PaidWeb, macOS, Windows, iOS, Android

    57.2

    score / 100

    Why switch from Missive

    Gmail client with shared threads, comments and AI help.

    Pros

    • AI search and drafting across your whole mail history
    • Bundles and done-based triage inspired by Inbox by Gmail
    • Shared threads and comments for teams

    Cons

    • Gmail and Google Workspace only
    • Per-seat pricing is high for individuals
    • Relies heavily on AI processing of your mail
    Visit Shortwave Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Shortwave a good Missive alternative?

    Verified facts

    3 of 3 verified
    Free trial
    14 days
    Checked Oct 25, 2026shortwave.com(opens source in a new tab)
    Business plan
    $30 per seat/month
    Checked Oct 25, 2026shortwave.com(opens source in a new tab)
    Premier plan
    $45 per seat/month
    Checked Oct 25, 2026shortwave.com(opens source in a new tab)

The best Missive alternative for…

The highest-ranked app in this list for each need.

Spark logo

Best Missive alternative for most people

Spark

Cheaper team features with a free plan, for lighter collaboration needs.

Spike logo

Best Missive alternative for a free plan you can upgrade

Spike

Chat-style email with team channels and a free plan for small teams.

Superhuman Mail logo

Best Missive alternative for Mac

Superhuman Mail

Focused on individual speed rather than shared inboxes.

Shortwave logo

Best Missive alternative for Windows

Shortwave

Gmail client with shared threads, comments and AI help.

Gmail logo

Best Missive alternative for iPhone and Android

Gmail

Google Workspace groups can act as basic shared inboxes without another app.

Spike logo

Best Missive alternative for working in the browser

Spike

Chat-style email with team channels and a free plan for small teams.

Missive alternatives: common questions

What is the best alternative to Missive?

Spark ranks first right now. Cheaper team features with a free plan, for lighter collaboration needs. Spike and Superhuman Mail follow it in our ranking.

Is there a free alternative to Missive?

Yes. Spark (free plan + paid), Spike (free plan + paid) and Gmail (free plan + paid) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Missive?

None of the 5 alternatives in this list is open source.

Why do people switch from Missive?

The complaints we hear most: per-user pricing adds up for larger teams; overkill for individual use; lacks full help-desk features such as a knowledge base.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Missive, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.