Pricing
Free forever. Pro when you want more.
The smart conversion engine is free for everyone — that's the part that matters. Pro adds power tools, sync, and reading mode for the people who live in the browser.
Free
$0forever
The full smart engine. No catch.
- OKLCH perceptual remap
- APCA contrast guard
- Per-site toggle
- Brightness, contrast, warmth
- Schedule (sunset/sunrise)
- Image-safe filtering
Pro
$6/ year
Power tools for daily readers.
- Everything in Free
- Custom palettes per site
- Per-element overrides
Most popular
Pro Plus
$10/ year
Everything Pro, plus power features.
- Everything in Pro
- Cloud-synced settings
- Reading mode (typography reflow)
- Custom schedules per site
- Early access to new features
Lifetime
$25once
Pay once. Read forever.
- Everything in Pro
- All future Pro features
- All future major versions
- No subscription, ever
No tracking
Even on Pro. Sync is opt-in and end-to-end encrypted.
Built by 2 people
Independent. No VC. Your money funds the work.
Questions about Pro? Read the FAQ.