在 之前，Pro 在这里照常可用。在 Polar 客户门户更新付款方式，一切照旧。
在此期间不会移除任何内容。
你的 Pro 年度已于 结束。工具照常可用；有几项回到了免费版：
你的选择会保存，续订后恢复。
Current time
Pro译自英文，等待母语审校。 阅读英文原文
然后点按“重试”。
或使用备用方案：需要此标签页保持可见，并会多耗一点电量。
在独立窗口中打开，可离线使用，并能在会话结束时通知你。不过它仍然只在可见时让屏幕保持常亮。
只要此标签页保持可见，就让屏幕保持常亮。
Ends Until you stop
直到你停止
直到你停止
同一时间只有一个标签页能让屏幕保持常亮。
时间到。要继续吗？
Each one opens the tool already set for the job, with the length it needs.
The recipe stays lit while your hands are floury, with kitchen timers beside it.
Start · 直到我停止A long article stays on screen while you read, with no tap to wake it.
Start · 1 小时Set it to the end of your talk and keep it in a floating window beside the slides.
Start · 2 小时A wall screen stays on all day, and a link can start the session as the page loads.
Start · 直到我停止The display stays on when the video pauses. Your chat status is left alone.
Start · 1 小时The screen stays on through a long download, and a visible tab holds off idle sleep.
Start · 直到我停止Clock faces, colours, backgrounds, focus sounds and a notepad. Each one loads only when you pick it, and the status pill still tells you the truth.
Classic, retro and modern. Every face shows your session, follows your lamp colour and knows when the screen is paused. Swipe the clock or press C to switch.
圆环 Classic
大字 Classic
地平线 Classic
潮汐 Classic
Flip Retro
Nixie Retro
LCD Retro
LED Retro
Rolling Modern
Analog Modern
Rings Modern
Words Modern
Clear Night, Paper and Nord, four lamps, three backgrounds and three presets are free. Pro adds six themes, eight lamps, a colour of your own, five backgrounds and five presets.
Any Pro look can be tried for 5 minutes, as often as you like. Nothing is saved.
Seven focus sounds made live in your browser, five end sounds, vibration and a quiet tick-tock, all free. Pro adds a mixer to layer them.
Nothing plays until you ask, and sound never keeps the screen awake.
Checklists, headings, export and voice typing. Notes stay in this browser and work offline. One note is free; Pro keeps as many as you like.
A Pomodoro with pause and skip, an intention under the clock, a breathing guide and a second time zone. With Pro the Pomodoro repeats on its own.
AwakeTab for Chrome
FreeThe extension asks the browser itself to keep the screen awake, so it keeps going behind other windows.
Works in Chrome和Edge, version 116 or later. Firefox和Safari have no power API for extensions.
Keeping a screen awake is free, in this tab and in the extension, and so are every clock face and focus sound. Pro adds more looks, a sound mixer, more notes and a longer memory.
Free nothing to install
Runs right here, in this tab.
Free one install
Chrome和Edge 116 or later, on a computer.
$12 a year, or $29 once
5 devices, no account, 14-day refund.
The pill says 屏幕保持常亮 only after the browser confirms the lock. For a hidden tab or a minimised window, the extension keeps going.
How it works, limits and FAQ in the docs