AI · alternatives · 2026

24 alternatives to MailBunny.ai

Email based AI assistant, collaborate, summarize & more

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. MailBunny.ai launched in 2023; newer entries below may have overtaken it.

1. 1
   Boomerang Respondable▲687

   Write perfect emails with Artificial Intelligence

   2016 · boomeranggmail.com · its alternatives →

2. 2
   AI Emaily▲165

   Your AI inbox that writes like you + replies on autopilot

   Jul 2026 · aiemaily.com · its alternatives →

3. 3
   Slashy▲479

   The AI assistant that does email for you

   Jun 2026 · slashy.com · its alternatives →

4. 4
   Free AI Email Assistant▲121

   Forward, add context, generate 👉 no more boring replies

   2024 · its alternatives →

5. 5
   Notion▲580

   Artificial intelligence-powered email.

   2015 · its alternatives →

6. 6
   Shortwave AI Assistant▲163

   Your AI-powered executive email assistant

   2023 · its alternatives →

7. 7
   Success.ai▲364

   Supercharge your growth with AI-powered cold emails

   2023 · its alternatives →

8. 8
   Mailgo▲470

   AI-powered cold email platform that boosts deliverability

   2025 · its alternatives →

9. 9
   EmailFlow.AI▲146

   B2B lead generation with autonomous AI agents

   2024 · its alternatives →

10. 10
    EzMail.AI▲115

    Reply to emails 10X faster with pre-filled drafts by AI

    2023 · its alternatives →

11. 11
    Mailr - AI Email Writer▲133

    Write and reply to emails using ChatGPT

    2023 · its alternatives →

12. 12
    AIMail▲51

    Your AI email assistant for faster email communication

    2024 · its alternatives →

13. 13
    Spark +AI▲181

    Your email productivity, supercharged with AI

    2023 · its alternatives →

14. 14
    Shortwave AI Email Assistant 2.0▲214

    The ultimate search, analysis, and productivity companion

    2024 · its alternatives →

15. 15
    AI Mail Helper▲10

    Forward emails for replies, summaries, phising check etc.

    2025 · its alternatives →

16. 16
    Buzz Mail▲112

    AI email assistant

    2023 · its alternatives →

17. 17
    ReplylessAI▲122

    AI Email app that's affordable, Hit Inbox Zero

    Mar 2026 · replyless.ai · its alternatives →

18. 18
    Letty▲88

    Craft perfect emails faster with your personal AI assistant

    2023 · its alternatives →

19. 19
    MailMaestro▲152

    Write AI-powered emails, summarize threads and attachments

    2023 · its alternatives →

20. 20
    Replyless▲119

    AI Email app that sends daily email briefs on Telegram

    Apr 2026 · replyless.ai · its alternatives →

21. 21
    Cold Mail Bot▲124

    AI writes and sends cold emails

    2023 · its alternatives →

22. 22
    Readouts▲121

    AI summaries for email, messages & meetings

    2024 · its alternatives →

23. 23
    Reply4▲11

    AI email assistant for faster, smarter replies

    2025 · reply4.com · its alternatives →

24. 24
    Lola AI▲116

    AI-powered emails in seconds

    2021 · 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 →