Dev tools · alternatives · 2026

24 alternatives to Unbox.im

Your domain inboxes finally under control!

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
   Infraforge▲721

   Cold email infrastructure + dedicated IP sorted In minutes

   2024 · infraforge.ai · its alternatives →

2. 2
   UnInbox▲877

   Open source modern email for teams and professionals

   2024 · uninbox.com · its alternatives →

3. 3
   UnInbox: Spaces & Workflows▲251

   Open source collaborative email platform to get shit done

   2024 · uninbox.com · its alternatives →

4. 4
   Ungrabbed▲244

   Brandable domains, right to your inbox.

   2018 · ungrabbed.com · its alternatives →

5. 5
   Namebox▲312

   Sell your unused web domains

   2014 · namebox.io · its alternatives →

6. 6
   StakeWeb▲328

   Earn money from your unused domains

   2024 · its alternatives →

7. 7
   Our Shared Inbox▲84

   Share & receive emails with your whole QA and dev team

   2023 · its alternatives →

8. 8
   dailydomains.io▲169

   Handpicked domains, delivered to your inbox

   2023 · dailydomains.io · its alternatives →

9. 9
   Flowmails | CF native domain email box▲4

   Stop paying per user. Centralized multi-domain email inbox.

   Jul 2026 · flowmails.net · its alternatives →

10. 10
    Universal Inbox▲132

    Service your customers across multiple channels

    2023 · app.helpwise.io · its alternatives →

11. 11
    SimpleLogin▲116

    Open source email alias. Clean inbox. Custom domain, PGP,...

    2021 · simplelogin.io · its alternatives →

12. 12
    Name2Inbox▲82

    Brandable domains, sent right to your inbox

    2020 · its alternatives →

13. 13
    Greenmor Mail▲212

    One inbox. Outreach, team chat, AI, and video — built in.

    2025 · greenmormail.com · its alternatives →

14. 14
    iMailer▲115

    Email for busy professionals

    2022 · its alternatives →

15. 15
    DMARKOFF▲88

    Simplified and total DMARC control

    Apr 2026 · dmarkoff.com · its alternatives →

16. 16
    Opendm▲97

    Filter your messages - get paid for your attention

    2023 · its alternatives →

17. 17
    Inbox by Vanilla▲159

    Free customer support software

    2024 · vanillaapps.com · its alternatives →

18. 18
    ZeroMail▲104

    Take control of your Inbox.

    2015 · zeromail.com · its alternatives →

19. 19
    MyEmailClient▲6

    Unified Inbox for Hostinger, Gmail, Outlook & IMAP Accounts

    May 2026 · myemailclient.com · its alternatives →

20. 20
    dmail. ▲4

    Low cost email hosting for Developers, for all your projects

    2021 · its alternatives →

21. 21
    Scooped▲84

    🍦 The inside scoop on brandable domains

    2020 · scooped.io · its alternatives →

22. 22
    FranklyMail▲9

    Email on your own domain. $9 a year, unlimited mailboxes

    Sep 2026 · franklymail.com · its alternatives →

23. 23
    mailship▲12

    Professional email reimagined

    2025 · mailship.io · its alternatives →

24. 24
    Mail client optimized for self-hosted email across multiple domains▲5

    As someone with a clean IP range and ADHD, I manage my inbox by splitting across a variety of accounts for a variety of domains. I’ve never really found a client that scratches all my itches, so I spent some time making one and it’s now become my daily driver. It’s optimised to be visually simple and highly configurable for things like colour, folders/subfolders, sorting and tweaking the search query function to better match what you search for often. There’s also some little nice-to-haves like a purpose-built PWA, bulk domain onboarding, MCP and dark mode. It’s fully self-hostable,…

    Aug 2026 · mainly.crnst8.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 →