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Preview of Nox — Dark Mode, Light Mode & Contrast Control

Nox — Dark Mode, Light Mode & Contrast Control by Aucto.ai

Smart theme controller for every website. Dark mode, light mode, and everything in between.

Available on Firefox for Android™Available on Firefox for Android™
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About this extension
Nox gives you instant control over any website's theme. Force dark mode on bright sites, or light mode on dark ones —
with a single click or keyboard shortcut (Alt+D).

Features:
- Dark mode for any website using smart CSS inversion
- Light mode to brighten dark sites
- Normal and high contrast options (Pro)
- Per-site settings remembered automatically
- Works on every website — no site-specific fixes needed
- Lightweight, fast, no page content collected

Free users get 3 active sites. Upgrade to Pro for unlimited sites and high contrast mode.

Categories: select Appearance and Privacy & Security Force dark mode or light mode on any website instantly. Per-site theme memory, adjustable contrast, and keyboard
shortcut (Alt+D). Works everywhere.
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Permissions and data

Required permissions:

  • Access your data for all websites

Data collection:

  • The developer says this extension doesn't require data collection.

Optional data collection, according to the developer:

  • Technical and interaction data
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More information
Add-on Links
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Version
0.1.0
Size
244.58 KB
Last updated
4 days ago (Mar 12, 2026)
Related Categories
  • Privacy & Security
  • Appearance
  • Tabs
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