Productivity Tools

Calculate the best time to wake up or go to sleep based on natural 90-minute sleep cycles. Wake up refreshed and avoid morning grogginess.

Calculate the real cost of your meetings in real-time. Shows how much money is being spent per second based on attendee salaries and meeting duration.

Track daily habits on a rolling multi-week calendar. Build streaks, earn streak shields for missed days, and monitor your best streak and 30-day completion rate — all stored privately in your browser.

A spinning wheel randomizer for quick, fair decisions. Add options, spin the wheel, and let randomness decide — perfect for classrooms, giveaways, team picks, and 'where should we eat?'

A precise online timer and stopwatch with lap tracking, countdown alarms, and millisecond accuracy. No app needed — works directly in your browser.

A customizable Pomodoro technique timer with one-tap presets, task tracking, a daily focus goal, a session log, keyboard shortcuts, and auto-start. Boost focus and eliminate distractions.

Create a professional, clickable HTML email signature for Gmail, Outlook, and Apple Mail in seconds. Pick a template, add your details and logo, then copy a ready-to-paste signature — free, no signup.

Make smarter choices with a weighted decision matrix. Score options against custom criteria and see the mathematically optimal choice ranked automatically.

Prioritize tasks using the Eisenhower Method. Drag and drop tasks between four quadrants — Do First, Schedule, Delegate, and Eliminate — to master time management.

Plot tasks on an impact vs effort matrix to find quick wins. Visualize which tasks deliver the most value for the least work and prioritize strategically.

Track habits with a GitHub-style contribution heatmap. See your consistency at a glance, toggle intensity levels, and never break the chain.

Plan your day with purpose. Set top 3 priorities, organize tasks into time blocks, track hydration, and capture gratitude — all in one printable daily planner.