Productivity Tools — Free Online Utilities
Lightweight productivity tools: timers, to-do lists, planners, and quick utilities that save a few minutes many times a day. No signup, ready the moment the page loads.
Save, search, and reuse clipboard snippets with timestamps.
Save, pin, search, and re-copy text snippets during your browser session.
Calculate total working days and hours for a contract period.
Generate a custom folder structure and file naming convention for your project.
Create professional invoices instantly — print or save as PDF.
Simple drag-and-drop Kanban board saved in your browser.
Turn Markdown into a full-screen slide presentation
Calculate fuel efficiency in MPG, L/100km, or km/L with cost projections.
Create, edit, and export mind maps on a zoomable canvas.
Advanced Pomodoro timer with configurable sessions, audio chimes, and daily statistics.
Create simple polls with multiple question types and visualize results.
Precision stopwatch with lap tracking and a countdown timer with alarm.
Track time across multiple tasks with start/stop timers and CSV export.
Compare two time zones, see the offset, DST status, and find the best meeting time.
Create and export visual timelines with drag-and-drop events
Create and visualize timelines for projects, history, or events.
Interactive world map showing current time in every timezone.
习惯追踪器
世界时钟
待办事项列表
闪卡制作与学习工具
同时以倒计时或秒表模式运行最多6个独立的命名计时器。
打字速度测试
带单圈计时的秒表
无干扰的笔记应用，带自动保存、搜索和本地存储的颜色标签。
通过渐进式课程提高打字技能——主行键位、顶行键位、单词和自定义文本。
通过颜色编码的可用性网格，找到跨多个时区的最佳会议时间。
跨城市时间转换 — 轻松安排跨时区会议。
倒计时计时器
生产力
使用番茄工作法的专注计时器——25分钟工作周期配5分钟休息，完全可自定义。
基于浏览器的秒表（含圈数记录）和倒计时器——离线运行，无需安装。
智能购物清单，带分类、价格估算和localStorage持久化功能。