ZylNote

Sharpen your thinking.

The private, connected notes app that meets you in WhatsApp and grows with you on the web.

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Ideas arrive at the worst moments.

You're in a meeting and a solution surfaces. You're half-asleep and the right framing for a problem clicks. You're in a queue and you suddenly understand something you've been stuck on for weeks.

And you lose it — because opening a notes app means unlocking your phone, finding the app, tapping the right folder, creating a note, and typing before the moment passes.

The app you never have to open is WhatsApp. It's already in your hand. ZylNote turns that reflex into a private second brain — captured instantly, organized on the web, searchable with AI.

Your notes are yours.

Stored privately. Never used to train models. Export everything as Markdown or JSON anytime — no lock-in, no hostage data. If you leave, you take everything with you.

Capture should cost nothing.

A thought should go from your head to your vault in under five seconds. No folder to pick, no format to remember. Just send a message — to the app already open in your hand.

Notes become more valuable over time.

Every connection you draw with a [[wikilink]] makes your older notes worth more. A graph of your thinking is not decoration — it's how you find insights you already had.

Capture

Save a thought in five seconds.

Message ZylNote on WhatsApp in plain language. It understands, saves, and files — without you ever leaving the conversation.

  • Works with how you already talk — no commands needed
  • Search your vault without opening the web app
  • Everything syncs instantly to the editor
Z
ZylNote
● always online
idea for the landing page — lead with the pain, not the product
Saved to "Product ideas" ✓
note created
what did I write about onboarding?
Found 2 notes: "onboarding flow v2" and "drop-off at step 3". Want a summary?
AI search
# Sprint 14 retrospective
 
**What went well**
Shipped onboarding refactor two days early.
 
> [!NOTE] Follow up
> Check drop-off at step 3 next week.
 
Related: [[onboarding flow v2]] · [[user research]]
Think

An editor that keeps up with you.

Headings, callouts, wikilinks, and math render as you step off the line. Connect your notes with [[brackets]] and watch a graph of your thinking emerge.

  • Live preview — syntax hides everywhere except the active line
  • Wikilinks build a graph you can explore visually
  • Focus mode removes everything but the words
Ask

Talk to your notes.

Ask a question in plain language. ZylNote finds the most relevant notes and answers from them — with numbered citations you can click through. No hallucinations, no guessing.

  • Finds notes by meaning, not just keywords
  • Every answer links back to the exact note it came from
  • Works from WhatsApp too — ask from anywhere
YOU
What did I decide about the onboarding sequence?
ZYLNOTE
You cut onboarding from 5 steps to 3, removing the persona quiz[1] and merging account setup with vault creation[2]. Owner: Sam. Ship date: Friday.
[1] onboarding flow v2[2] sprint 14 notes

Your next idea deserves to survive.

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