AI · alternatives · 2026

24 alternatives to Smart Inbox

Boost productivity with our AI-driven email solution

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Inbox AI▲201

   AI-Powered Personal Productivity

   2024 · its alternatives →

2. 2
   Spark +AI▲181

   Your email productivity, supercharged with AI

   2023 · sparkmailapp.com · its alternatives →

3. 3
   CXassist▲136

   Put your inbox on autopilot with AI

   2023 · cxassist.io · its alternatives →

4. 4
   Success.ai▲364

   Supercharge your growth with AI-powered cold emails

   2023 · success.ai · its alternatives →

5. 5
   Notion▲585

   Artificial intelligence-powered email.

   2015 · notion.so · its alternatives →

6. 6
   Warmy.io▲417

   Boost your email deliverability with an AI driven algorithm

   2024 · warmy.io · its alternatives →

7. 7
   Email Warm-Up by Snov.io▲345

   Warm up your email to boost deliverability and get replies

   2022 · snov.io · its alternatives →

8. 8
   EmailAssist.ai▲13

   Boost productivity with AI. Master your inbox:emailassist.ai

   2025 · emailassist.ai · its alternatives →

9. 9
   Todo.is▲161

   Supercharge your productivity with AI-driven efficiency

   2023 · todo.is · its alternatives →

10. 10
    Blastable▲167

    Get More Emails Inboxed Using AI

    2025 · blastable.com · its alternatives →

11. 11
    Shortwave AI Assistant▲163

    Your AI-powered executive email assistant

    2023 · shortwave.com · its alternatives →

12. 12
    Rephrasee – Powered by AI▲114

    Utilize AI to maximize your productivity

    2023 · its alternatives →

13. 13
    TextCraft AI▲181

    Smart inbox, smart emails - AI at your service

    2023 · chromewebstore.google.com · its alternatives →

14. 14
    Lavender▲233

    A complete AI toolkit for amazing 1:1 emails in your inbox.

    2020 · lavender.ai · its alternatives →

15. 15
    InboxPro▲174

    Boost your productivity & turn Gmail into a powerful machine

    2022 · inboxpro.io · its alternatives →

16. 16
    Missive + AI▲102

    Email productivity for teams boosted by AI

    2023 · missiveapp.com · its alternatives →

17. 17
    EmailFlow.AI▲146

    B2B lead generation with autonomous AI agents

    2024 · emailflow.ai · its alternatives →

18. 18
    Autopilot▲78

    Send your best personalized emails with AI.

    2020 · ubico.io · its alternatives →

19. 19
    Ghost AI▲86

    The First AI-Powered Email Productivity Platform

    2023 · its alternatives →

20. 20
    Shortwave Smart Summaries▲124

    AI email summaries, read less, do more

    2023 · shortwave.com · its alternatives →

21. 21
    Notion skill for Amazon Alexa▲126

    Artificial intelligence for talking to your Email

    2016 · notion.so · its alternatives →

22. 22
    superReply▲119

    No more typing, no more stress - let AI handle your emails

    2023 · superreply.co · its alternatives →

23. 23
    Sortify▲21

    Turn overwhelming emails into a clear, focused to-do list

    2025 · sortify.coderai.app · its alternatives →

24. 24
    50x Smarter with Gmail▲19

    Crush inbox chaos & boost your productivity

    2025 · curbnit.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →