The moment it opens, you're already writing.

A blazing-fast, lightweight, simple text editor for Mac.

🍎 Coming soon on the App Store See features
NotepadAS screen

Only what you need. Fast.

No clutter, no sign-in. Just you and your writing.

⚡️

Blazing-fast launch

Editing starts the instant you click. No launch delay to break your train of thought.

🪶

Lightweight & simple

No background processes, no sign-in. A minimal screen built purely for plain-text editing.

🔤

Encoding switcher

Switch between UTF-8 / UTF-8 (BOM) / UTF-16 / Shift-JIS with a single tap.

↩️

Line-ending switcher

Supports LF / CRLF / CR. Handle Windows and Mac files exactly the way you need.

🫳

Drag & drop

Drop a file in to open it. Drag the title-bar icon out again to export.

👁️

Whitespace visualization

Half-width and full-width spaces, plus tabs, shown as subtle marks. Catch formatting mistakes before they happen.

🌙

Dark mode

Follows your system appearance. Easy on the eyes, easy to focus, even at night.

🌐

English & Japanese

English by default, switching automatically to Japanese on Japanese-language systems.

🔒

Privacy first

Zero data collection. What you write stays on your Mac — and nowhere else.

Screens

Clean and focused, in light or dark.

NotepadAS in light mode
NotepadAS in dark mode

The fastest notepad for your Mac.

Coming soon on the App Store.

🍎 Coming soon on the App Store