Free · iPhone, iPad, Android & web

A journal that feels like paper, and listens like a friend.

Write by hand on lined, grid or planner pages, type a quick note, or simply talk about your day. Lumi keeps it all in one cozy, private diary.

No account needed · Your pages stay on your device

01

Go on, scribble something

This little page is live. Pick a paper, choose a pen color and draw with your mouse, finger or stylus.

Nothing leaves your browser. Open full screen
02

Everything your days need, nothing they don’t

Eight things Lumi does well, a minute each.

03

New in Lumi

What just arrived in the app, and what we are working on next.

New in 1.3
  • Audio synced to your handwritingRecord while you write. Later, tap any stroke to hear what was said at that moment.
  • Import & annotate PDFsBring in a PDF and write right on its pages. The original file stays untouched.
  • Linked year plannerYear, month, week and day pages that link to each other, with each day connected to your diary.
  • 76 paper stylesFifty new papers: vocabulary and kanji practice, trackers, kanban, storyboards, chord charts and more.
  • Sample pagesBrowse ready-made sample pages and start a notebook on the same paper.
Coming soon · 1.4
  • Flashcards with spaced repetitionMake card decks and review each card just before you would forget it.
  • Translate & pronounceSelect a word or sentence to translate it and hear how it sounds.
  • iPad & tablet layoutA roomier layout made for big screens.
  • New brushesMore pens and brushes to write and draw with.
  • CalculatorA calculator right inside your notebook.
04

A paper for every kind of day

Every paper style is included — tap one to start writing on it in your browser.

76paper styles
11paper colors
7page sizes
3pen · highlighter · eraser
05

Made with Lumi

Study notes, planners and journals drawn on Lumi papers. Open any page to start one on the same paper.

These are sample pages made by the Lumi team to show what each paper can do. They are not user submissions.

Browse every paper in the Lumi Store →

Sample page by the Lumi team.

Your first page is waiting

Free to download, with optional Premium in the app. It only takes a minute to start.

On a computer? Write on the web →