TimerO - Timer, Picker & Planner

Countdown & Pomodoro timers, stopwatch with laps, participant organizer, and timetable/planner tools for teachers and teams.

⏱️ PROFESSIONAL EXAM TIMER FOR EDUCATORS AND OTHERS A powerful, classroom-optimized timer designed specifically for teachers, students, and test centers. Features a high-contrast display perfect for projector visibility. The title is customizable, hence can be used by anyone too. ✨ KEY FEATURES • Customizable exam title and duration • Optional subject and grade/class fields • Large, easy-to-read countdown timer (visible from back of classroom) • Human-readable duration format (e.g., "1 hr 30 min" instead of "01:30:00") • Visual progress bar with color warnings: - Green: More than 25% time remaining - Yellow: 10-25% time remaining - Red: Less than 10% time remaining • Audio alarm when time expires • Shows current date and time • Screen wake lock prevents display from sleeping • Fullscreen mode for maximum visibility • Keyboard shortcuts for quick control • Works completely offline • No data collection - your privacy is protected ⌨️ KEYBOARD SHORTCUTS • Space: Start/Pause timer • Ctrl+R: Reset timer • F: Toggle fullscreen 💡 PERFECT FOR • Classroom exams and quizzes • Standardized testing • Homework timers • Study sessions • Group activities and presentations • Workshops and seminars • Time-boxed exercises • Any timed classroom activity 📽️ PROJECTOR-OPTIMIZED Designed with classroom projectors in mind: • High-contrast white background with dark text • Extra-large timer display (8rem font size) • Clear visibility from any seat in the classroom • Bold, easy-to-read fonts • Optimized for 1024x768 projectors (and higher) 🎓 DESIGNED BY EDUCATORS Created by teachers who understand the need for a simple, reliable, and projector-friendly timer. No complicated features, no distractions - just a clean, professional timer that works. 🔒 PRIVACY FIRST Your privacy matters: • No data collection • No tracking or analytics • No ads ever • No internet connection required • No account needed • All settings stored locally on your device only 📊 HOW TO USE 1. Click the extension icon 2. Click "Open Timer" 3. Enter optional subject and grade/class 4. Set hours, minutes, and seconds 5. Customize the title (optional) 6. Click "Set Timer" 7. Click "Start" to begin countdown That's it! Simple and effective. ✨ EXAMPLE USE CASES Math Quiz: Subject: Algebra, Grade: Grade 9, Duration: 45 min Science Exam: Subject: Biology, Grade: Year 11, Duration: 2 hr Reading Comprehension: Subject: English, Grade: Grade 7, Duration: 30 min Standardized Test: Subject: SAT Practice, Grade: Grade 12, Duration: 3 hr 30 min 💖 SUPPORT DEVELOPMENT This extension is 100% free with no ads or tracking. If you find it useful, consider supporting development: ☕ Support on Ko-fi: ko-fi.com/spksoftware_examtimer Your support helps: ✅ Keep this extension free forever ✅ Fund regular updates and improvements ✅ Add features based on teacher feedback ✅ Provide responsive support ✅ Maintain ad-free experience Every coffee supports educators worldwide! 🎓 📧 SUPPORT Questions, suggestions, or feature requests? Email: [email protected] We respond to all inquiries within 24 hours. 🌟 UPDATES Regular updates with new features and improvements based on teacher feedback. Your input matters! 📝 REVIEWS Love the extension? Please leave a review! It helps other teachers discover this tool. ⭐⭐⭐⭐⭐ --- VERSION HISTORY • v1.0.0 - Initial release - High-contrast timer display - Customizable exam information - Human-readable duration format - Keyboard shortcuts - Projector-optimized design - Ko-fi support integration --- Made with ❤️ for educators worldwide Support development: ko-fi.com/spksoftware_examtimer