New  ·  Built on Apple Foundation Models

Words, refined.

A floating linter for the things you almost wrote.

Product demo

Three keystrokes.
Zero round trips.

Summon, lint, accept. The model is already on your Mac. You just need to ask.

Privacy

On device.
Off the record.

Every word you lint is processed by Apple's Foundation Models — right on your Mac. Nothing uploaded. Nothing logged. Nothing leaves the device.

Privacy details
FOUNDATION MODELS
Speed

300 milliseconds.
That's the whole pitch.

No spinning beachballs. No “thinking” screens. The model is already running.

See benchmarks
Write Lint
300 ms
Cloud assistant A
1800 ms
Cloud assistant B
2400 ms
Cloud assistant C
3100 ms

Designed for one task.

Editing the words you almost wrote.

01
Press a shortcut.
Globally, from any app. ⌘⇧L summons the floating window.
02
Hit return.
Your text is polished on-device in about 300 ms. No round-trip.
03
Review the diff.
Accept, reject, or copy. Hide it again with Esc.

Specs.

Compatibility
macOS 26.0 or later · Apple silicon required
Model
Apple Foundation Models (on-device)
Network
None required for text processing
Disk
8 MB
Memory
~80 MB while active
Languages
EN · FR · DE · ES · IT · PT · JA
Price
Free

Free.
For everyone with a Mac.

Requires macOS 26.0 or later with Apple Intelligence enabled.