Comparison

Multi Biorhythm2 vs Biorhythm Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Multi Biorhythm2

Features
Read full description

1. Setting screen   Set the birthday of the person whose biorhythm you want to check. Multiple names can be registered. You can also change the background color for each person. 2. Main screen   Biorhythms are displayed in the upper row, the date list in the middle row, the user list in the lower row (if multiple people are registered), and the date switch in the bottom area. The biorhythm consists of three cycles: physical, emotional, and intellectual. next to the date! If is displayed, it is a caution day.   Check one of your body, emotions, or intelligence and use it as a hint.

About

Biorhythm Calculator

This app calculates your physical, emotional, and intellectual cycles based on your birthday. It offers daily insights, compatibility tracking with others, and an AI coach to help you optimize energy, mood, and focus.

Highlights
  • Physical, emotional, and intellectual cycle tracking
  • Daily biorhythm levels visualization
  • Future date prediction
  • Compatibility tracking with friends
  • AI biorhythm coaching
  • Personalized daily insights
Features
Read full description

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!

Screenshots

Multi Biorhythm23 screens
Biorhythm Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: Multi Biorhythm2 at none against Biorhythm Calculator's 3. Multi Biorhythm2 also leads on update cadence (every 2 days vs every 3 months) and iOS requirement (11.0 vs 15.1). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Biorhythm Calculator sells 3 in-app purchases, starting at $7.99 per 7 days. Multi Biorhythm2 asks for nothing beyond the download.

UpkeepUpdate frequency

Multi Biorhythm2 ships an update every 2 days, Biorhythm Calculator every 3 months. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

Scorecard3 real differences · 6 level
Multi Biorhythm2 versus Biorhythm Calculator: the parameters behind the verdict, then further details
ParameterMulti Biorhythm2Biorhythm Calculator
PriceFreeFree
Rating—4.9 (8 ratings) — better
Number of ratings—8 — better
Update frequencyEvery 2 days — betterEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.1
Further details — not scored
Size30 MB56 MB
Age rating4++4
DeveloperMasahiro SakaiEiras Labs LLC

In-app purchases

None

Multi Biorhythm2

No in-app purchases

3 purchases

Biorhythm Calculator

Subscriptions3
  • BioSync: Weekly subscription$7.997 Days
  • Discounted yearly susbcription$24.991 Year
  • BioSync: Yearly Subscription7 Days trial$39.991 Year

Questions

Is Multi Biorhythm2 free?
Multi Biorhythm2 is free to download, with no in-app purchases.
Is Biorhythm Calculator free?
Biorhythm Calculator is free to download, with in-app purchases available.
Do Multi Biorhythm2 or Biorhythm Calculator have ads?
Neither Multi Biorhythm2 nor Biorhythm Calculator shows ads.
Which is updated more often, Multi Biorhythm2 or Biorhythm Calculator?
Multi Biorhythm2 ships an update every 2 days, and Biorhythm Calculator every 3 months. Most recently, Multi Biorhythm2 was updated on October 8, 2026 and Biorhythm Calculator on October 10, 2026.

Other comparisons