iPeriod Period Tracker Free play online

"A must-have Personal Assistant" - GLO.MSN.COM
"Top iPhone App for Busy Women" - FORBES
"...a simple yet ingenious application"- POPULAR SCIENCE
"Health Rules for Every Woman: Use a tracking app like iPeriod Ultimate" - GLAMOUR
"Allows smartphone users to fastidiously track their monthly cycles" - THE HARVARD CRIMSON
"I highly recommend the iPeriod app..." - MOMMY TOO! MAGAZINE
"What's Hot" - APP STORE

Celebrating 7 years in top Health & Fitness, iPeriod is the original period tracking app!

iPeriod offers the most customization and more than 80 symptoms and moods!

Now with automatic syncing across iPhone, iPad, iPod Touch and Android Devices!

iPeriod's beautiful VISUAL CALENDAR makes it easy for you to view your menstrual cycles at a glance!

FEATURES

Track periods, symptoms, notes, moods, weight and more (80+)!
Let iPeriod predict periods, ovulation, and fertility (great for trip planning!)
Extensive customization
Data backup and restore
Sync your data across devices
Receive email alerts for when your period is expected!
Community Forum

Enter your period for at least two consecutive cycles, and iPeriod calculates your average duration, cycle length and estimates the dates of your next expected periods, fertile days and ovulation!

DIFFERENCE FROM OTHER APPS

The MOST accurate: predictions are based on your cycles (not averages) and improve over time
The MOST customization: adjustable luteal phase, various skins
Customizable icons to better suit your needs
Email alerts

Do not rely on iPeriod to prevent pregnancy.