Biorhythm Calculator - Biosync
Track your biorhythm cycles
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Discover your natural energy cycles! BioSync calculates your physical, emotional & intellectual biorhythms to plan your best days. Try our AI coach!
Unlock the science of your natural rhythms with BioSync – the most beautiful biorhythm tracker for iOS.
YOUR BODY HAS A RHYTHM. LEARN TO LISTEN.
Based on the century-old theory of biorhythms, BioSync calculates your three fundamental cycles from your birthday:
◆ PHYSICAL CYCLE (23 days)
Track your energy, strength, and endurance. Know when to push hard at the gym or take a rest day.
◆ EMOTIONAL CYCLE (28 days)
Understand your mood patterns, creativity peaks, and social energy. Plan important conversations for your best days.
◆ INTELLECTUAL CYCLE (33 days)
Optimize your mental clarity, focus, and decision-making. Schedule important work when your mind is sharpest.
KEY FEATURES
⏱ TODAY'S BIORHYTHM
See your current physical, emotional, and intellectual levels at a glance with stunning wave visualizations.
CALENDAR VIEW
Look ahead to any date and see your predicted energy levels. Plan meetings, workouts, and important events for optimal days.
COMPATIBILITY TRACKING
Add friends, family, and partners to discover your biorhythm compatibility. Find out which days you sync best together.
AI BIORHYTHM COACH
Ask our intelligent assistant anything about your cycles. Get personalized advice on the best times for exercise, focus, creativity, and rest.
DAILY INSIGHTS
Receive personalized insights based on your unique cycle combinations – from "Power Days" when all cycles align to "Recharge Days" when rest is best.
WHY BIORHYTHMS?
Biorhythm theory suggests that our lives are influenced by rhythmic biological cycles affecting our physical, emotional, and intellectual capabilities. While scientific evidence is debated, millions find biorhythm tracking helpful for self-awareness and planning.
BioSync makes this ancient wisdom accessible with modern design and AI-powered insights.
BEAUTIFUL DESIGN
• Elegant wave visualizations
• Smooth animations
• Dark and light themes
• Designed for iOS with native components
PRIVACY FIRST
Your data stays on your device. We don't track you or sell your information. Your birthday and contacts are stored locally.
Download BioSync today and start understanding your natural rhythms!
Ratings & Reviews
Welcome to BioSync!
This release includes:
• Beautiful biorhythm charts showing your physical, emotional, and intellectual cycles
• Daily insights tailored to your unique rhythm patterns
• Compatibility tracking with friends, family, and partners
• AI-powered chat assistant for personalized biorhythm advice
• Calendar view to plan ahead for your best days
• Support for 14 languages
Start your journey to understanding your natural cycles today!
The developer, Ricardo Fernandez Ameijeiras, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Contact Info
- Other Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Eiras Labs LLC
- Size
- 58.8 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
9+
- 9+
- Contains
Health or Wellness Topics
- In-App Purchases
Yes
- BioSync: Yearly Subscription $39.99
- BioSync: Weekly subscription $3.99
- Discounted yearly susbcription $24.99
- Copyright
- © BioSync Biorythhm 2026