Growth · alternatives · 2026

24 alternatives to Slimbox

Declutter your inbox in seconds.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Slimbox launched in 2020; newer entries below may have overtaken it.

1. 1SA
   Slimbox – a simple tool to declutter your inbox in seconds▲11

   2020 · slimboxapp.com · its alternatives →

2. 2
   Slimbox▲81

   Slim your Inbox with email Daily Summaries.

   2022 · slimboxapp.com · its alternatives →

3. 3
   SubscriptionZero▲139

   Declutter your Inbox by combining your newsletters emails

   2019 · subscriptionzero.com · its alternatives →

4. 4
   InboxPurge▲100

   The fastest way to a cleaner Gmail inbox

   2023 · inboxpurge.com · its alternatives →

5. 5
   Inbox Zero▲821

   Clean Up Your Inbox In Minutes Newsletter management, AI automation, and email analytics. Inbox Zero is the open-source email app that puts you back in control of your inbox.

   2023 · getinboxzero.com · its alternatives →

6. 6
   Slick Inbox▲19

   Declutter your email inbox

   2020 · slickinbox.com · its alternatives →

7. 7
   Cleanbox▲192

   Unsubscribe newsletters in one click. No cloud involved.

   2017 · focuslist.co · its alternatives →

8. 8
   CleanEmail▲196

   Clean your inbox of emails you don't need

   2018 · clean.email · its alternatives →

9. 9
   Inbox 2.0 for Documents▲129

   Declutter your digital life

   2023 · readdle.com · its alternatives →

10. 10
    Trimbox▲73

    One-click unsubscribe for mailing lists, straight from Gmail

    2021 · trimbox.io · its alternatives →

11. 11
    Drag Free▲207

    Transform your Gmail into organized task lists

    2017 · chromewebstore.google.com · its alternatives →

12. 12
    Sweady▲96

    Organize your inbox automatically

    2023 · its alternatives →

13. 13
    Silent Inbox for Gmail▲251

    Receive unimportant emails and newsletters on your schedule

    2020 · workspace.google.com · its alternatives →

14. 14
    Smart email filters to unfuck your email▲59

    Fix your inbox instantly with smart filters

    2025 · unfuck.email · its alternatives →

15. 15
    Unsubscriber by Polymail▲161

    Unsubscribe from emails instantly - a clean inbox in minutes

    2020 · its alternatives →

16. 16
    PureBox.ai▲139

    Review-first AI cleanup for your real Gmail inbox.

    Jul 2026 · purebox.ai · its alternatives →

17. 17
    Mailbrew Inbox▲274

    Bundle your newsletters in a single email digest 📩

    2020 · mailbrew.com · its alternatives →

18. 18
    Hello Inbox▲283

    Hey HN, I built an email deliverability SaaS with a RAG system. It's trained on all my knowledge and hundreds of real deliverability use cases from 4+ years experience as an Email Deliverability Specialist on Upwork. It solves a frustration problem a lot of businesses are experiencing. I'm looking for feedback so let me know in the comments.

    Aug 2026 · helloinbox.email · its alternatives →

19. 19
    Clean Email▲93

    A privacy-minded service to keep your inbox sparkling clean

    2020 · clean.email · its alternatives →

20. 20
    GoodByEmail▲100

    Clean up your email inbox, privacy-first, even works offline

    2023 · goodbyemail.com · its alternatives →

21. 21
    Nova Inbox▲182

    Personalize emails in seconds, right from your inbox

    2016 · its alternatives →

22. 22
    Mail Genie▲10

    Unclutter Your Inbox, Reclaim Your Time!

    2024 · mailgenie.io · its alternatives →

23. 23
    DeclutterMyMail▲10

    One-time inbox cleanup — pay what you want, no account

    Jun 2026 · decluttermymail.com · its alternatives →

24. 24
    SaneBox iOS App▲83

    Smart AI email cleaner

    2023 · apps.apple.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 →