Work · alternatives · 2026

24 alternatives to The Slip-Box | Second Brain Note Keeper

Never lose a note again

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. The Slip-Box | Second Brain Note Keeper launched in 2022; newer entries below may have overtaken it.

1. 1
   Findr: remember everything▲434

   Unlock infinite digital memory with your (AI) second brain

   2024 · usefindr.com · its alternatives →

2. 2
   Notion Second Brain▲396

   Organize your entire life with Notion

   2023 · pathpages.com · its alternatives →

3. 3
   Supreme Second Brain▲77

   Taking notes was never easier than now

   2022 · inotion.gumroad.com · its alternatives →

4. 4
   Layer ▲998

   Brain-Inspired planner

   2024 · its alternatives →

5. 5
   SECOND BRAIN 2.0▲111

   Get organized, get productive with Second Brain 2.0

   2023 · oussamaltrx21.gumroad.com · its alternatives →

6. 6
   Smart Notes by MindPal▲146

   The working memory for your AI second brain

   2023 · mindpal.space · its alternatives →

7. 7
   NeuralBox▲149

   Remember anything you see with photos and AI

   2023 · neural.cam · its alternatives →

8. 8
   Ultimate Brain for Notion▲284

   Tasks, notes, projects, and PARA organization all in Notion

   2022 · thomasjfrank.com · its alternatives →

9. 9
   Notebuddy▲124

   The second brain for students

   2022 · notebuddy.typedream.app · its alternatives →

10. 10
    A Traders Second Brain.▲63

    Organise your life with this all in one dashbaord.

    2023 · albs.gumroad.com · its alternatives →

11. 11
    Your Second Brain, Built in Notion▲14

    Capture ideas, manage tasks, and organize your life

    2025 · its alternatives →

12. 12
    Second Brain Notion Template▲74

    The simple & minimal life management system

    2023 · harshitjain374.gumroad.com · its alternatives →

13. 13
    Notion Ultimate Second Brain▲75

    Capture & organize your knowledge in notion

    2023 · saidbad.gumroad.com · its alternatives →

14. 14
    BrainFlow▲89

    Turn your rambling thoughts into coherent notes

    Jun 2026 · brainflow.tech · its alternatives →

15. 15
    Ultimate Second Brain▲33

    Capture & organize everything in Notion.

    2022 · notionsecondbrain.com · its alternatives →

16. 16
    MindBox(灵感盒子)▲107

    A writing assistant that with markdown support

    2024 · mindbox.cc · its alternatives →

17. 17
    Brain;Notes▲61

    Scrapbook-like notepad app using sticky notes for iPadOS

    2022 · brainnotes.magickworx.com · its alternatives →

18. 18
    Supreme Second Brain▲109

    The most aesthetic way to build a Second Brain with Notion

    2023 · inotion.gumroad.com · its alternatives →

19. 19IB
    I built my own second brain software tool▲41

    Field notes on shipping fast, privacy-first, evergreen web products.

    2021 · joeldare.com · its alternatives →

20. 20
    Brain Dump▲12

    A minimal, instant capture tool for your ideas, tasks, and notes. Type, hit enter, and it's saved across all your devices. Brain Dump helps you organize thoughts, manage tasks, and never lose an idea again.

    Nov 2025 · usebraindump.vercel.app · its alternatives →

21. 21
    Brainflow notes▲71

    Personal journaling and note-taking

    2022 · brainflow.app · its alternatives →

22. 22
    My Second Brain▲11

    Your ultimate Notion workspace

    2025 · nooriox.gumroad.com · its alternatives →

23. 23
    Slipbox▲26

    Get more from your meetings. Private, personal, no bots.

    2025 · slipbox.ai · its alternatives →

24. 24
    Notion Second Brain▲10

    Second Brain – The Ultimate Productivity System

    2025 · manalkilljoy.gumroad.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 →