Nimbus is a fast, privacy-first web browser for Android, built on Mozilla's Gecko engine (the engine behind Firefox) with a clean, modern one-handed design. Privacy, on by default • uBlock Origin built in: ads and trackers blocked out of the box • Strict tracking protection: trackers, social trackers, cryptominers and fingerprinters • Third-party cookies blocked, HTTPS-only mode, fingerprinting protection, Global Privacy Control • Secure DNS (DNS-over-HTTPS), tracking-parameter stripping, cookie-banner auto-reject • Shield badge shows how many trackers were blocked on each page • Fire button: one tap wipes all tabs, history, cookies, cache and site data with a burning animation • Private tabs that leave zero trace on the device • No accounts, no sync, no telemetry: everything stays on your phone Beautiful, one-handed design • Address bar and all controls at the bottom, on a translucent glass bar • Pure-black AMOLED dark mode, plus light, dark and follow-system • 6 theme presets and 8 accent colors • Home page with a big search pill, privacy stats and editable speed-dial favorites • Smooth Material 3 animations throughout Power-user browsing • Tab grid with page previews, normal and private sections • Tab groups: named, colored folders you can expand and collapse • Notes panel: save notes and text snippets linked to the page you are on, searchable • Reader view with adjustable text size • Dark web pages: forces a dark look on light sites • DuckDuckGo by default; switch to Brave Search, Startpage, Ecosia, Google or Bing • Bookmarks, history, downloads, find in page, desktop-site mode, share • Website permission prompts for camera, microphone and location: Allow or Block per site • Swipe on the address bar to switch tabs • Can be set as your default browser Nimbus is free, has no ads and no in-app purchases. Requires Android 8.0 or newer on a 64-bit (arm64) phone. Privacy policy: https://nimbus-browser.sites.tab.bot/