Naia - Cycle & Suivi

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About this app

YOUR CYCLE, YOUR RHYTHM, YOUR STRENGTH
Your cycle isn't just dates. It's your energy, your moods, your skin, your sleep. Naïa helps you understand your body, without judgment, with an app that adapts to your life > not the other way around.

ONE APP, 8 LIFESTYLES
Choose your goal, Naïa does the rest:
• Track your cycle daily
• Conceive a baby (trying for a baby)
• Experience your pregnancy week by week
• Navigate your postpartum period
• Support your first period
• Understand your perimenopause
And because life isn't always smooth sailing, Naïa also offers thoughtfully designed spaces for when a pregnancy ends, whatever the reason. Here, there's no judgment. Just you, your body, and a space that understands you.

YOUR DATA STAYS HOME
• Your health data is stored only on your phone
• Nothing is sent to a server, nothing is sold. Ever.

• No account, no email: you download, you get started
• Optional PIN or Face ID lock
• GDPR compliant

COMPLETE TRACKING, REFINED PREDICTIONS
• Daily log: flow, 20 moods, 24 symptoms (cramps, fatigue, migraine, acne…), energy, sleep, libido, weight, hydration
• Estimates your next period, fertile window, and ovulation day
• The 4 phases of your cycle explained, with advice tailored to each
• Color-coded calendar by phase + trends and statistics on your cycles
• Also manages irregular cycles: estimates improve with each cycle
WANT A BABY?

• Daily conception chance score
• Basal body temperature chart with temperature shift detection
• Ovulation test log

PREGNANT?

• Tracking in weeks of amenorrhea (WA), just like your doctor or midwife
• Due date calculated according to the French convention
• Baby's size and development week by week, weekly tips
• Reminders for French pregnancy monitoring appointments

AND ALSO
• Pill tracking (21 days, 28 days, or continuous) with daily reminders
• Smart reminders: period two days before your due date, fertile window, weekly recap
• Library of educational articles recommended according to your cycle and phase
• Guided Kegel exercises, dark mode, data export

NAÏA PREMIUM
The essentials are free. Premium unlocks the full experience (subscription, trial available, cancel anytime).

Naïa provides estimates based on the data you enter. This app is not a medical device, does not replace medical advice, and should not be used as a method of contraception. If you have any questions about your health, consult a healthcare professional.

TERMS AND CONDITIONS
Terms of Use: https://naia-cycles-tracking.com/conditions-generales
Privacy Policy: https://naia-cycles-tracking.com/politique-de-confidentialite
Periods, ovulation, pregnancy: an app that adapts to your life, not the other way around.
Updated on
Oct 18, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Device or other IDs
  • This app may collect these data types
    Personal info, Financial info, and App activity
  • Data is encrypted in transit
  • You can request that data be deleted

What’s new

Nouveau dans Naïa :
• Tes stats et tendances : régularité, durée de tes cycles, symptômes et énergie selon la phase
• Ton historique de cycles, accessible à toutes
• Les exercices de Kegel guidés, avec un premier niveau inclus
• La commu Naïa : la question du jour (réponse anonyme, en un tap) et « Pose ta question », dont les plus fréquentes deviendront des articles
• Tu choisis si tu partages des statistiques d'usage (jamais de donnée de santé), et tu peux changer d'avis dans les Réglages
Content rating
Everyone
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App support

About the developer
UPSILON DEVELOPMENT
yeunlefloch@upsilon-development.com
4 LE COSQUER 22170 BOQUEHO France
+33 6 43 28 00 96