Cycl vs Luna
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cycl
This app personalizes your daily supplement intake based on your menstrual cycle phase. It offers cycle-aware scheduling, conflict detection for interactions, and phase-adaptive recommendations. Track your doses with reminders for a smarter approach to self-care.
- Cycle-aware supplement scheduling
- Supplement interaction conflict detection
- Phase-adaptive recommendations
- Dose tracking with reminders
- Personalized daily supplement stack
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Your cycle shapes how your body responds to everything, including the supplements you take. Cycl is the first supplement management app built around your menstrual cycle, personalizing your daily stack based on your current phase. Not a period tracker. Not a supplement store. A smarter way to take care of yourself. WHAT CYCL DOES - Cycle-aware scheduling: Your supplement plan updates automatically across four daily time slots as your phase changes. - Conflict detection: Cycl flags supplement interactions in your stack before you take them. - Phase-adaptive recommendations: Get suggestions tuned to where you are in your cycle. - Dose tracking with reminders: Stay consistent without thinking about it. Simple onboarding. Enter your cycle info, build your stack, and your personalized plan is ready in minutes. We also offer premium features with subscriptions, such as a smarter supplement stack generator and in-depth women's health supplement insights, to help you get the most out of your supplement routines. Cycl is not a medical app and does not provide medical advice. Always consult a healthcare professional before making changes to your supplement routine. Terms of Conditions: https://www.cyclsupp.app/tos Privacy Policy: https://www.cyclsupp.app/privacy
Luna
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Luna is the period and fertility tracker that keeps your most personal health data exactly where it belongs — on your device. No accounts. No cloud sync. No data sharing. Just intelligent, private cycle tracking powered entirely by on-device machine learning. YOUR DATA NEVER LEAVES YOUR PHONE Luna was built from the ground up with privacy as the foundation. Every prediction, every insight, every log entry is processed and stored locally. We can't see your data because it never reaches us — not even anonymized. SMART PREDICTIONS, PRIVATELY POWERED Luna's on-device ML model learns your unique cycle patterns over time, delivering increasingly accurate predictions for: Period start and end dates Fertile windows and ovulation estimates PMS and symptom pattern recognition Cycle length trends and irregularities TRACK WHAT MATTERS TO YOU Daily symptom and mood logging Flow intensity and duration Basal body temperature (BBT) Cervical mucus and ovulation signs Intimacy and contraception notes DESIGNED FOR EVERY BODY Luna adapts to irregular cycles, post-hormonal transitions, perimenopause, and more. There's no "normal" cycle — Luna learns yours. BUILT FOR TRUST At a time when reproductive health data has never been more sensitive, Luna takes a firm stance: what happens on your phone stays on your phone. No account required to get started. No subscription needed to unlock your own data.
Screenshots
Verdict
The clearest difference is update cadence: Luna at every 2 days against Cycl's every 5 days. Luna also leads on iOS requirement (15.1 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Cycl sells 2 in-app purchases, starting at $4.99 per month and Luna sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.
Cycl ships an update every 5 days, Luna every 2 days. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.
| Parameter | Cycl | Luna |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 5 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 26.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 20 MB | 19 MB |
| Age rating | 17+ | 12+ |
| Developer | Justin Shieh | Thompson Software LLC |
In-app purchases
Cycl
- Cycl Pro - Monthly3 Days trial$4.991 Month
- Cycl Pro - Yearly3 Days trial$29.991 Year
Luna
- Monthly$6.991 Month
- Yearly$39.991 Year









