# Biorhythm Calculator - Biosync — Track your biorhythm cycles > Calculates and visualizes personal physical, emotional, and intellectual biorhythm cycles. (iPhone/iPad app by Eiras Labs LLC.) - Source: https://appshunter.io/ios/app/biorhythm-calculator-biosync/id6758400277 (this page in markdown: same URL + `.md`) - Developer: [Eiras Labs LLC](https://appshunter.io/developer/1774544882) - Category: Health & Fitness, Productivity - Price: Free with in-app purchases - Rating: 4.90/5 from 8 App Store ratings - Age rating: +4 - Requires: iOS 15.1 · 56 MB - Languages: American English - Released: 2026-02-10 - Data updated: 2026-08-30 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/biorhythm-calculator-biosync/id6758400277/reviews.md ## What is Biorhythm Calculator? 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! ## Key features - Physical, emotional, and intellectual cycle tracking - Daily biorhythm levels visualization - Future date prediction - Compatibility tracking with friends - AI biorhythm coaching - Personalized daily insights ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | BioSync: Yearly Subscription | $39.99 | per year | | BioSync: Weekly subscription | $7.99 | per 7 days | | Discounted yearly susbcription | $24.99 | per year | ## Frequently asked questions about Biorhythm Calculator ### What are the main cycles calculated by Biorhythm Calculator? Biorhythm Calculator tracks three fundamental cycles: the Physical Cycle (23 days) for energy and strength, the Emotional Cycle (28 days) for mood and creativity, and the Intellectual Cycle (33 days) for mental clarity and focus. ### Can I see my biorhythm predictions for future dates? Yes, the app features a calendar view that allows you to look ahead to any date and see your predicted physical, emotional, and intellectual energy levels. This helps in planning important events, workouts, or meetings. ### Does Biorhythm Calculator offer compatibility tracking? Yes, you can add friends, family, and partners to discover your biorhythm compatibility. This feature helps identify days when you sync best together. ### How does the AI Biorhythm Coach work? The AI Biorhythm Coach is an intelligent assistant that can answer your questions about your cycles. It provides personalized advice on the best times for exercise, focus, creativity, and rest based on your unique cycle combinations. ### What kind of insights does Biorhythm Calculator provide? The app offers personalized daily insights based on your unique cycle combinations. These can range from 'Power Days' when all cycles align to 'Recharge Days' when rest is recommended. ### Is Biorhythm Calculator available on Android? Based on the provided data, Biorhythm Calculator is designed for iOS and is supported on iPhone, iPad, and iPod. ### How often is Biorhythm Calculator updated? The latest version is 1.1.0, and the app was last updated on May 1, 2026. Updates typically occur to improve features and performance. ### What is the user sentiment for Biorhythm Calculator? The app has a high rating of 5.0 stars from 1 rating, indicating positive user sentiment based on available data. ## Version history (last 2 releases) ### 1.1.0 — 2026-05-01 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! ### 1.0 — 2026-02-11 No release notes. ## Apps similar to Biorhythm Calculator | App | Rating | Price | Category | | --- | --- | --- | --- | | [Biorhythm Tracker](https://appshunter.io/ios/app/biorhythm-tracker/id6760403737) | — | Free | Health & Fitness | | [Antares BioSync Unit](https://appshunter.io/ios/app/antares-biosync-unit/id6758427016) | — | Free | Health & Fitness | | [myBiorhythm](https://appshunter.io/ios/app/mybiorhythm/id6463790890) | — | $0.99 | Health & Fitness | | [Anchor - Daily Intentions](https://appshunter.io/ios/app/anchor-daily-intentions/id6761782766) | — | Free | Health & Fitness | | [Biorhythmmm](https://appshunter.io/ios/app/biorhythmmm/id6737791240) | 4.3 (3) | Free | Health & Fitness | | [BioFlow](https://appshunter.io/ios/app/bioflow/id6759737622) | — | Free | Health & Fitness | ## More apps by Eiras Labs LLC - [Color Analysis - Palette Hunt](https://appshunter.io/ios/app/color-analysis-palette-hunt/id6737066020) - [Dopamax - Dopamine Balance](https://appshunter.io/ios/app/dopamax-dopamine-balance/id6742913229) - [Deadlift AI: Form Check Coach](https://appshunter.io/ios/app/deadlift-ai-form-check-coach/id6745103824) - [Color Analysis: Klea AI](https://appshunter.io/ios/app/color-analysis-klea-ai/id6748310152) - [Schumann Resonance - Earthwave](https://appshunter.io/ios/app/schumann-resonance-earthwave/id6755886740) All apps by Eiras Labs LLC: https://appshunter.io/developer/1774544882 ## Related topics [biorhythm tracker](https://appshunter.io/ios/topics/biorhythm-tracker) · [biorhythm calculator](https://appshunter.io/ios/topics/biorhythm-calculator) · [biorhythm calculate](https://appshunter.io/ios/topics/biorhythm-calculate) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-30.*