
Getsuka - Cycle Journal
A moon-phase self-care journal
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Free
In-App Purchases
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About
Getsuka is a cycle journal that draws on the four phases of the moon as an analogy for the menstrual cycle. Sister app to Tsukuyomi.
— FOUR PHASES —
• Menstrual (new moon) — quiet reflection
• Follicular (waxing) — energy returning
• Ovulation (full moon) — peak brilliance
• Luteal (waning) — introspection
— FREE FEATURES —
• Beautiful moon-phase calendar
• Easy log entry (Today / Yesterday / 2 days ago shortcuts)
• 4-phase indicator
• 8 mood types
• 6 basic symptoms
• Dusty rose theme
— GETSUKA PRO (Subscription) —
• Mood × cycle insights
• All 14 symptoms tracking
• 3 premium themes
• Daily reflection prompts for each phase (4 free prompts, 12 total with Pro)
— PRIVACY FIRST —
• All data stays on your device
• No cloud sync, no account required
• Zero ads, zero tracking
— SUBSCRIPTION TERMS —
• Getsuka Pro offers monthly and yearly plans
• Prices and periods are shown in the app and on the App Store purchase sheet
• Payment charged to Apple ID on confirmation
• Auto-renews unless canceled 24 hours before end of period
• Manage/cancel anytime in Settings > Apple ID > Subscriptions
— IMPORTANT —
Predictions are estimates from past records, not medical advice. Please consult a physician for health concerns.
Daily prompts are for journaling and reflection only; they are not medical predictions, diagnosis, or advice.
Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy: https://starcrown.co.jp/privacy
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What's New in Getsuka
1.2.9
August 23, 2026
Added daily reflection prompts for each cycle phase. Four prompts are free, and Pro unlocks all 12 prompts with a quick path to mood logging.
Subscription plans
Getsuka Pro
Insights, all symptoms, themes, and widgets.
$2.991 Month
3
In-App Purchases
$0.99
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