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aceclock — Frequently Asked Questions
Everything about formats, quality, privacy and how Ace Clock works.
General
Frequently asked questions
Is aceclock.com free?
Yes — every tool is free, with no signup and no download.
Does it work on my phone?
Yes — it works in any modern browser on phones, tablets and computers.
Is the time accurate?
It shows your device's time, which is normally network-synced, so it's as accurate as your device's clock.
Online Clock
Frequently asked questions
Is this clock accurate?
It shows your device's current time, which is normally synced to the network — so it's as accurate as your computer or phone's clock.
Does it work full screen?
Yes — press F11 (or your browser's full-screen option) for a big desk or presentation clock.
Do I need to install anything?
No — it runs in your browser on any device, with no download or signup.
Analog Clock
Frequently asked questions
Does it show seconds?
Yes — the thin hand sweeps the seconds while the hour and minute hands track the time.
Can it help teach telling time?
Yes — the clear face and moving hands make it handy for learning to read an analog clock.
Stopwatch
Frequently asked questions
How precise is it?
It times to a hundredth of a second, which is plenty for workouts, cooking, games and experiments.
Can I record laps?
Yes — tap Lap while running to record split times without stopping the clock.
Countdown Timer
Frequently asked questions
Does it make a sound?
Yes — it plays an alarm beep when the countdown reaches zero (make sure your device isn't muted).
Can I use it as a kitchen timer?
Absolutely — set the minutes, start it, and it will beep when your time is up.