Beautifully dark.
Perfectly quiet.
Premium dark mode for every website — five curated color modes, distraction-free reading, and a calmer way to browse at night.
Vesper is live on the Chrome Web Store — free to install, no account required.
Everything you need for a calmer web
Vesper renders every site in a soft, consistent dark theme — no harsh inversions, no flashing white pages.
5 color modes
One-click curated themes for every mood and time of day.
Reading mode
Strip away clutter for distraction-free articles. Pro
Per-site control
Fine-tune brightness, contrast and sepia per website.
Simple, honest pricing
The core extension is free forever. Unlock Reading mode and future Pro features with a one-time purchase — no subscription.
Vesper
The full dark-mode experience.
- All 5 curated color modes
- Per-site brightness, contrast & sepia
- Automatic on/off schedule
- 100% local — no account, no tracking
Vesper Pro
Everything in Free, plus:
- Distraction-free Reading mode
- All future Pro features included
- Lifetime license — up to 5 devices
- Priority email support
Payments are securely processed by Lemon Squeezy. 14-day money-back guarantee — see our Refund Policy.