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Work · alternatives · 2026

24 alternatives to Kaku

Japanese notebook app

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

  1. 1

    The beautifully simple note-taking app. Now on the Web.

    2017 · zoho.com · its alternatives →

  2. 2

    The beautifully simple note-taking app from Zoho. Now on Mac

    2017 · zoho.com · its alternatives →

  3. 3
    Notebook▲251

    The beautifully simple note-taking app

    2016 · zoho.com · its alternatives →

  4. 4

    AI-powered second brain🧠

    2024 · hynote.ai · its alternatives →

  5. 5AF

    I'm a long time lurker that recently quit my job to work on my own projects, a lot due to the inspiration from Hacker News. Now I have published my first serious project, an app for learning how to write Japanese characters. It's the app I always wanted but couldn't find when I was studying. It tries to be simple to use, you just start the quiz and go with the flow. There's no need to plan and manage your studies, and it uses spaced repetition for better retention. There's a promo page with more details up at http://www.kanjibyhand.com. It's only for Android so far. The free version includes…

    2012 · kanjibyhand.com. · its alternatives →

  6. 6

    A smart notebook that grows and collaborates with you

    2016 · notebook.ai · its alternatives →

  7. 7

    Japanese dictionary app for iPhone and iPad with kanji lookup, example sentences, flashcards, OCR photo lookup, and a Safari extension for reading Japanese.

    2015 · nihongo-app.com · its alternatives →

  8. 8
    Clover V1▲297

    The notes app with built-in whiteboarding, tasks, & planner

    2022 · its alternatives →

  9. 9
  10. 10

    Japanese Writing & Speaking App

    Nov 2025 · play.google.com · its alternatives →

  11. 11
    Kaku▲5

    Write Japanese with confidence.

    Jul 2026 · kaku.pro · its alternatives →

  12. 12

    The beautifully simple note-taking app, now on Windows.

    2019 · zoho.com · its alternatives →

  13. 13
    NotezAI▲218

    AI powered note taking app

    2024 · its alternatives →

  14. 14N

    2016 · notebookjs.com · its alternatives →

  15. 15
    Yana▲67

    Powerful & organizable note-taking app with lots of features

    2020 · yana.js.org · its alternatives →

  16. 16
    Kiroku▲94

    Blazingly fast, AI-assisted note-taking for dentists 🦷

    2020 · trykiroku.com · its alternatives →

  17. 17

    Study Japanese hiragana and katakana with this simply game

    2023 · play.google.com · its alternatives →

  18. 18

    Hey HN, it’s been 8 years since I posted on here about the launch of my Japanese dictionary app Nihongo [0] and I’m finally back with a new app: Nihongo Lessons! Think of Nihongo Lessons as the textbook to Nihongo’s dictionary. It’s an app for learning Japanese, specifically made for learners who are serious about becoming fluent, and want a guided set of content that will help them efficiently acquire vocabulary and grammar. The project came about when Adam Shapiro of Japanese Level Up (Jalup) [1] announced last April that he was shutting Jalup down. As a fan of Adam’s work I was bummed to…

    2022 · lessons.nihongo-app.com · its alternatives →

  19. 19DA
  20. 20

    Capture, create and share ideas in a digital Moleskine

    2019 · apps.apple.com · its alternatives →

  21. 21

    A calm writing app with no complexity and no AI

    May 2026 · magic-notebook.com · its alternatives →

  22. 22

    Capture your song ideas with notation, lyrics, and audio

    2021 · apps.apple.com · its alternatives →

  23. 23
    UpNote▲161

    The most pleasant app for writing and organizing notes

    2020 · apps.apple.com · its alternatives →

  24. 24

    The digital notebook that helps you study.

    2015 · nimblenotes.com · its alternatives →

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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 →