This private period tracker keeps all your sensitive health data securely on your device. Log your cycle, track symptoms, and receive accurate predictions without any cloud syncing or account creation. Enjoy a simple, secure, and private experience for managing your menstrual health.
2.0
October 2, 2026
Meet Simple Cycle 2.0: a fresh Raspberry / Denim design and a simpler way to keep your cycle personal. • Easier setup, with optional history and period entry by date range. • Edit whole periods while preserving symptoms and notes. • Log on any day, leave fields blank, add custom symptoms, and organize favorites. • Clearer cycle and period summaries, plus a filterable symptoms and notes timeline. • Choose what to include in a local PDF report or CSV export. Export and delete your records even after the trial ends. • More control over estimates, reminders, and the optional estimated fertile window. • Clearer trial, lifetime purchase, and restore options. Still no accounts, ads, tracking, or subscriptions. Your cycle. Your business.
More$1.99
Own it Forever!
Full access forever. No subscriptions.
Thank you for the kind review. Privacy and data safety were core design priorities from day one, so it’s great to see that resonate. We also focused heavily on reliability and a smooth experience—glad you’re enjoying it.
Simple Cycle is free for 7 days. After the trial, it costs $1.99 as a one-time purchase, giving you permanent access without any subscriptions or recurring fees.
No, Simple Cycle is completely ad-free. The app is designed with user privacy in mind and does not contain any advertisements or analytics trackers.
No, Simple Cycle is designed for local-only storage and does not sync with iCloud, Apple Health, or any other cross-device services. All your data remains exclusively on your device.
Simple Cycle provides predictions for your period and fertile window. These predictions become smarter and more accurate as you log more of your cycle data.
The fertile window indicator in Simple Cycle is an estimation based on cycle averages and is not intended for contraceptive use or family planning purposes.
The latest version of Simple Cycle is 1.1, which was last updated on May 3, 2026. Updates are released to improve functionality and reliability.
Simple Cycle is available for iPhone and iPod devices. It is designed to run locally on your device without requiring an internet connection for core functionality.
Yes, Simple Cycle allows you to export your data in CSV format at any time. This feature ensures you have a backup and can access your historical cycle information.
