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Online Stopwatch
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Example Image

Online Stopwatch

When you need elapsed time without installing another app, a

Visit

Run a free online stopwatch with lap splits, keyboard shortcuts, and millisecond display. No download - time workouts, meetings, and races in your browser.

Example Image
Example Image

Features

  • Millisecond-resolution elapsed display with large digit boxes
  • Lap list showing split time and running total for each mark
  • Keyboard shortcuts: Space to start and stop, L for lap, R for reset
  • Runs in modern browsers on phone, tablet, laptop, and desktop
  • No account, download, or plugin required to start timing
  • Keeps timing locally so brief network drops do not erase a session

Use Cases

  • Open the online stopwatch and place the browser window where you can see the digits while working.
  • Press Start or the Space key to begin measuring elapsed time from zero.
  • Tap Lap or press L at each milestone to record split and cumulative times.
  • Use Stop or Space to pause without losing prior laps when you need a break.
  • Press Reset or R to clear the session after copying any lap values you need to keep.

Comments

Lap splits plus keyboard shortcuts is the combination that makes this usable during an actual workout — I don't want to reach for a mouse between intervals.

Respect for the no-install philosophy — we build with the same idea. One thing that kills browser timers on mobile is the screen locking mid-run: are you using the Wake Lock API to keep the display on, and does elapsed time stay correct when the tab gets backgrounded and throttled? If both hold, this genuinely replaces a native stopwatch app for gym use.

I tested the live stopwatch. Start, pause, reset, and the display work, but the product page and site copy promise lap splits plus the L shortcut while the current tool shows no Lap control, and pressing L did not create a visible lap. Since laps are a main feature in the listing, I would either restore that control or update the copy and direct people to the separate Lap Stopwatch.

This free online stopwatch is incredibly practical. It supports millisecond timing and keyboard shortcuts, works right in the browser with zero downloads needed.

custom-img
Building PZERO, saving you money - pzero...

Elapsed time in the browser with nothing to install is the whole product, and it should stay that small. If you ever need AI around the business, take a look at pzero.studio

It's good and useful if someone need such app. If has other functions too. I think it could have better name.

Online Stopwatch Your product has strong potential, but I found a few key improvements that could make it even better. I'd love to share my feedback and suggestions—please contact me at [email protected].

Comments

Lap splits plus keyboard shortcuts is the combination that makes this usable during an actual workout — I don't want to reach for a mouse between intervals.

Respect for the no-install philosophy — we build with the same idea. One thing that kills browser timers on mobile is the screen locking mid-run: are you using the Wake Lock API to keep the display on, and does elapsed time stay correct when the tab gets backgrounded and throttled? If both hold, this genuinely replaces a native stopwatch app for gym use.

I tested the live stopwatch. Start, pause, reset, and the display work, but the product page and site copy promise lap splits plus the L shortcut while the current tool shows no Lap control, and pressing L did not create a visible lap. Since laps are a main feature in the listing, I would either restore that control or update the copy and direct people to the separate Lap Stopwatch.

This free online stopwatch is incredibly practical. It supports millisecond timing and keyboard shortcuts, works right in the browser with zero downloads needed.

custom-img
Building PZERO, saving you money - pzero...

Elapsed time in the browser with nothing to install is the whole product, and it should stay that small. If you ever need AI around the business, take a look at pzero.studio

It's good and useful if someone need such app. If has other functions too. I think it could have better name.

Online Stopwatch Your product has strong potential, but I found a few key improvements that could make it even better. I'd love to share my feedback and suggestions—please contact me at [email protected].