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Free Contraction Timer Online

A contraction timer is a simple labor timer that helps you measure how long contractions last and how far apart they are. This free contraction tracker online records duration, frequency, and the 5-1-1 pattern so you can time contractions and spot when labor may be getting more active.

Contraction Counter

Tap the large button at the start and end of each contraction. Your entries stay saved in this browser, even if the page refreshes.

Saves on this device
Ready to time the next contraction

Current duration

00:00

Total contractions

0

Average duration

Average frequency

Last interval

Recorded Contractions

Most recent contractions appear first.

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Start your first contraction to build a timeline here.

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Frequently asked questions

How do I time contractions correctly?

Start the timer at the very beginning of a contraction and stop it when the contraction fully ends. Duration is the length of the contraction, while frequency is measured from the start of one contraction to the start of the next contraction.

What is the 5-1-1 rule for labor?

The 5-1-1 rule is a common guideline that suggests calling your doctor or heading to the hospital when contractions are about 5 minutes apart, each contraction lasts around 1 minute, and that pattern has continued for 1 hour. Always follow your own provider's instructions if they differ.

When should I go to the hospital for contractions?

Many people use the 5-1-1 pattern as a sign to call their doctor or labor unit, but you should go sooner if your water breaks, you have heavy bleeding, the baby is moving less, or you have severe pain or other urgent symptoms. If you are high risk, follow the plan from your care team.

What if my contractions slow down or stop?

Contractions that slow down, spread out, or stop may be early labor or Braxton Hicks contractions. Keep timing them to look for a pattern, drink water, rest if you can, and contact your provider if you are unsure or symptoms become more intense.

Can I use this contraction counter on my phone?

Yes. This contraction tracker online is designed to work well on mobile, with a large start and stop button, saved history in your browser, and quick averages so you can keep timing contractions from your phone.