Knowt: Quizlet Import, AI Notes & Flashcards
AIFree
Automatically import flashcards and notes from any video, PDF, article, or flashcard site. Knowt is the fastest way to study.
Store stats not synced yet
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Ultra Dark Mode
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
AIBy Your settings stay on your machine, optionally syncing through your browser's built-in sync (which we cannot see). Read the full policy at https://darkmodes.org
Free
Updated 2026-09-05Ultra Dark Mode screenshots
Overview
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
Pricing
Ultra Dark Mode is free. There is no paid tier to consider.
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View ExtensionFrequently asked questions
Is Ultra Dark Mode free?
Yes, Ultra Dark Mode is free to install and use.
What are the best Ultra Dark Mode alternatives?
Browse the AI category for comparable options.
Related extensions to Ultra Dark Mode
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Compare Ultra Dark Mode with the obvious rivals
Side-by-side feature tables, pricing and a clear recommendation.
Monica vs Merlin AITwo all-in-one AI sidebars compared on model access, free quota and page context.Monica vs PerplexityA general AI assistant against a cited, search-first answer engine.Merlin AI vs PerplexityBoth are ai extensions people shortlist together for ai — see how ratings, install base, pricing and day-to-day use differ.Ultra Dark Mode alternativesRanked replacements if Ultra Dark Mode is not the right fit.All comparisonsThe full compare hub, grouped by category.