Doubtnut Uncle Mute

Exam Countdown

A New Tab Countdown Extension Stay on top of your exam prep with real-time countdowns! This lightweight and intuitive Chrome extension helps you keep track of the time remaining until the JEE, NEET or any exam you add. The extension is fully customizable to your preferences; you can change the wallpaper, brightness, music, and theme. - ⏰ **Live Countdown Timers**: Real-time tracking for JEE Main, JEE Advanced, NEET, and custom exams - 📅 **Predefined Exam Dates**: Built-in countdowns for the major entrance exams - 🧩 **Custom Exam Tracking**: Add your own exam dates and goals - 🖥️ **Popup Dashboard**: Quick access to timers, site blocker controls, and study tools - 🆕 **Dedicated Countdown Tab**: Full-page new tab countdown with rich controls - 🎨 **Theme, Wallpaper, and Brightness Controls**: Personalize the look and feel of the new tab - 🎵 **Background Music Support**: Use YouTube or Spotify links while you study - 🛑 **Website Blocker**: Block distracting sites with a customizable list - ▶️ **YouTube Unhook Tools**: Reduce distraction on YouTube while keeping it available for music or study Whether you're preparing for JEE, NEET, or any other exam, this extension helps you stay aware, stay motivated, and stay on track.

UnTrap for YouTube — Block YouTube Shorts & Remove Recommendations

Make YouTube more focused and distraction-free. UnTrap turns YouTube into a clean, focused, and intentional space. It removes distractions like Shorts, visual noise, and attention-grabbing UI elements, so you can watch content without endless scrolling or interruptions. UnTrap offers 250+ powerful features that let you fully customize how YouTube looks and behaves — from layout and content filters to automation, focus tools, and AI-powered summaries. Short videos are one of the biggest attention traps. UnTrap lets you remove Shorts entirely or treat them as regular videos, so you stay in control without breaking your workflow. You can disable Shorts, open them in the standard player, or keep them hidden for a cleaner interface. Decide what stays and what goes. Remove related videos, comments, suggestions, live chat, notifications, buttons, sidebars, and trending sections when they pull attention away. Reduce visual noise by hiding thumbnails, overlays, promotions, and ad banners, or even the Home feed entirely. Get instant AI video summaries with key insights, timestamps, and enhanced transcripts. Jump directly to important moments, expand transcripts or descriptions, and save summaries for later — with multilingual support across content types. A calm interface and mindful controls help reduce overstimulation and support healthier viewing habits. Whether you’re building productivity habits or simply trying to stay focused, UnTrap adapts to your workflow. Enjoy a distraction-free player with full-window viewing, resizable layout, and precise playback controls. Personalize YouTube with themes, cinema mode, or full-size theater mode. Restore the old YouTube layout, use legacy list views, or switch to a minimal interface. Small tweaks like disabling ambient lighting or improving in-page search refine everyday use. Filter content, block unwanted videos or channels, mute topics, and apply keyword-based rules to shape your feed. UnTrap supports advanced content filtering and parental control tools to help build a safer, distraction-free environment. Save time with smart automation. Disable autoplay, auto-skip video promotions, add intentional opening delays, set default playback speed, enable fullscreen automatically, redirect the Home page, and control YouTube with custom keyboard shortcuts. YouTube adapts to you — not the other way around. UnTrap works across desktop, mobile, and embedded YouTube players, making it a reliable YouTube enhancement wherever you watch.

Web Site blocker

Easy way to block distracting websites to prevent access while you work The Web Site Blocker Chrome extension empowers users to permanently deny access to websites or implement scheduled restrictions. Safeguard yourself from distracting or harmful content or shield your children from inappropriate material. - URL Blocking: Block distracting and harmful websites, including subdomains. - White List: Activate this option to block all websites except those included in the whitelist. - Password Protection: Secure the options page with a password to prevent easy removal of blocked sites. - Custom Rules Keyword based control. Allow or block access to a specific site only if the URL contains specific keyword - White & Black Time Configuration: Customize your daily schedule with the Scheduling feature, allowing you to set specific days and times for accessing certain sites. Stay focused and maintain daily routines effortlessly.

Youtube Playback Speed Control

Control speed of the youtube playback using keyboard. Press '+' to increase and '-' to decrease the playback speed. [ Added functionality for the extension to work with all html5 videos. If you are having issue with videos other than youtube, feel free to disable it from settings] ***Note: The extension auto loads for html5 videos. So please don't confuse that you have to click the extension button to load it. Lots of people were confused about how to use this extension.*** Youtube playback speed increase or decrease is just a mouse click or keyboard button away. Get more out of Youtube and control speed of youtube video easily either by clicking the speed overlay button on the top right hand corner or just keyboard button '+' and '-'. Keyboard button are configurable and if you want to use different key, you can change this default keys from settings tab. With HTML5 Video playback on YouTube, you can speed up and slow down the currently watching videos. I loved this feature. But still it was too many mouse clicks for me. So, this extension was created to control the playback speed using keyboard. Press '+' to increase the playback speed and '-' to decrease the playback speed. If '+' and '-' keys are already used by other extension or you want to use different key, you can change this default keys from settings tab. This extension even works for the HTML5 YouTube player embedded in other website. Make sure that the player is in focus. A website can embed multiple YouTube player and the keyboard shortcuts will effect the currently playing one. Everything works no change needed. Please check extension options for more setting options. You can change playback rate increment from default 0.25 to any desired increment. Note: - The control may not appear the first time the extension is installed or updated. Refreshing the page should make it work. - Close the setting page after making changes for the extension to function properly. ★ YPSC - Version 0.0.15 - Fixed an issue reported by users after chrome update Version 127. Version 0.0.14 didn't fix the issue. ★ YPSC - Version 0.0.14 - Fixed an issue reported by users after chrome update Version 127. Wasn't fully able to replicate the issue but fixed the error that appeared on the console. ★ YPSC - Version 0.0.13 - Allow the extension to work with all html5 video. Added option to disable it if needed. - Updated Bootstrap & Jquery ★ YPSC - Version 0.0.12 - Fixed a issue with playback button remaining on full screen even with FadeInFadeOut option. ★ YPSC - Version 0.0.11 - Fixed a bug that breaks the playback button display when switching full screen and back. ★ YPSC - Version 0.0.9 - Updated to Manifest v3 required by Extension development ★ YPSC - Version 0.0.7 - Removed webRequest, activeTab permission. - Easy access to setting page. - Changes to comply with chrome web store. ★ YPSC - Version 0.0.6 - Removed the need to access to full browser history. - Fixed the shortcut assigned for speed up and down are not taken into account and reset to "0" issue. - Added more control over position of playback rate increase/decrease button. Added TopLeft, TopMiddle, TopRight, BottomLeft, BottomMiddle, BottomRight option for position. - Fixed the extension overlay from preventing "press x to close" when in miniplayer mode. - Fixed hotkeys triggering when typing in comments. - Added option to view time saved using this extension in option page. ★ YPSC - Version 0.0.5 - Added an option to disable Shift+MouseScroll combination. - Shows the speed control for 300 millisecond when the speed is changed. ★ YPSC - Version 0.0.4 - Added a reset playback speed to 1x feature. By default it's '*', but user can change. Clicking the playback rate display also reset to 1x. - Added increase or decrease of playback speed using Shift+MouseScroll combination. - Added 'Up Arrow' and 'Down Arrow' to key options (Request from user). ★ YPSC - Version 0.0.3 - Made extension more stable. The extension successfully loads every time now (unlike its predecessor where CTRL+F5 was needed sometime) - Fixed the bug with playlist not advancing to next video. - Fixed the bug of comments not loading sometime. - Made the extension work with embedded videos almost all the time. - Supports user defined playback rate increment that user can set from settings. - Added more speed options. Supports higher playback rate. Note: Sound will not work for higher than 4x. ★ YPSC - Version 0.0.2 - Updated to a user friendly display of the playback rate and added increase/decrease button. - Fixed the bug of '+' and '-' buttons located next to backspace not working. Only the '+' and '-' buttons of Numeric keypad was working. - Added various mode of playback rate display (Always, Hide/Show, Simple and None).