Contraction Timer
Track contraction timing with a fast one-tap workflow and 5-1-1 alerts.
| Time | Duration | Apart |
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How to use this timer
- Tap Start Contraction when a contraction begins.
- Tap again when it ends.
- Review duration and spacing in the log table.
- Watch for a regular pattern and call your provider based on your care plan.
About the 5-1-1 guideline
A common labor guideline is 5-1-1: contractions are around 5 minutes apart, lasting around 1 minute each, for around 1 hour. This tool estimates that pattern and shows an alert.
This page is for tracking and education only. It does not replace medical advice. Follow your clinician's instructions first.
FAQ
Does this app store data on a server?
No. Contraction history is saved in your browser local storage on this device.
Can I use this without internet?
Yes after the page has loaded. Your browser keeps timing and local history locally.
Should I wait for the 5-1-1 alert?
No. If your provider told you to call earlier, follow that instruction.
Privacy Policy
Last updated: April 8, 2026
This web app stores contraction history in your browser local storage on this device. Contraction entries are not sent to a backend by this page.
This page may use Google AdSense for ads. AdSense may use cookies or similar technologies to serve and measure ads.
This tool is for tracking only. It is not medical advice and not for emergencies. Always follow your healthcare provider's instructions.