A simple menstrual cycle and pregnancy tracker
built with Python, GTK 4, and Libadwaita.

Luna is an easy-to-use menstrual cycle and pregnancy tracker for Linux. It helps you log your periods, predict ovulation, view helpful cycle statistics, and - if applicable - track pregnancy progress including; gestational age and estimated due date.

Designed to look and feel at home on GNOME.

• Add and edit period entries
• Track duration, daily notes, symptoms, mood, flow and more.
• Automatically calculate averages, ranges and standard deviation.
• Predict your next period date.
• Predict estimated ovulation date.

• Toggle pregnancy mode from your latest cycle.
• Shows pregnancy progress in weeks and days.
• Automatically calculates your estimated due date.
• Suspends period predictions while pregnant.

• Built with GTK 4 & Libadwaita.
• Adaptive layout.
• Uses GNOME platform conventions.
• Fully localisable (gettext).

or

• flatpak install io.github.kingorgg.Luna

• Go to Releases
• Download luna-x86_64.flatpak
• Install with: flatpak install luna-x86_64.flatpak
• Run with: flatpak run io.github.kingorgg.Luna

• All data is stored locally on your device in an sqlite database.
• No data is sent anywhere.
• No analytics, tracking, accounts, or network access.

Issues, translations, and feature suggestions are welcome! Visit the issue tracker: https://github.com/kingorgg/Luna/issues

Translations are done via weblate.org.

Luna is licensed under the GPL-3.0 or later. See COPYING for details.