# Biorhythmmm vs Biorhythm Calculator

The clearest difference is rating: Biorhythm Calculator at 4.9 against Biorhythmmm's 4.3. Biorhythmmm's advantage is in-app purchases (none vs 3). On price, ratings volume, update cadence and ads there is nothing between them.

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

Biorhythm Calculator holds the better App Store score, 4.9 against 4.3. Both are backed by a comparable volume of ratings — 3 and 8 respectively.

Biorhythmmm ships an update every 2 months, Biorhythm Calculator every 3 months. The most recent releases landed on September 12, 2026 and August 30, 2026 respectively.

## The numbers

| Metric | Biorhythmmm | Biorhythm Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/biorhythmmm/id6737791240/reviews) | **[4.9 (8 ratings)](https://appshunter.io/ios/app/biorhythm-calculator-biosync/id6758400277/reviews)** |
| Number of ratings | 3 | **8** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 23 MB | 56 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Nathan Cosgray](https://appshunter.io/developer/342122921) | [Eiras Labs LLC](https://appshunter.io/developer/1774544882) |

## What reviewers say

### Biorhythmmm

[App page](https://appshunter.io/ios/app/biorhythmmm/id6737791240)

Visualize your personal biorhythm cycles with interactive graphs. Explore past and future trends to understand how intellectual, emotional, and physical cycles might influence your daily life. Add cycles for family and friends.

**Highlights:** Interactive biorhythm graphs, Past and future cycle exploration, Intellectual, emotional, and physical cycles, Support for secondary cycles, Add cycles for family and friends

**Features:** macOS Compatibility

**In-app purchases:** none


### Biorhythm Calculator

[App page](https://appshunter.io/ios/app/biorhythm-calculator-biosync/id6758400277)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BioSync: Weekly subscription | $7.99 | per 7 days |
| Discounted yearly susbcription | $24.99 | per year |
| BioSync: Yearly Subscription | $39.99 | per year |


## Frequently asked questions

### Is Biorhythmmm free?

Biorhythmmm is free to download, with no in-app purchases.

### Is Biorhythm Calculator free?

Biorhythm Calculator is free to download, with in-app purchases available.

### Which has better reviews, Biorhythmmm or Biorhythm Calculator?

Biorhythm Calculator is rated higher. Biorhythmmm averages 4.3 out of 5 from 3 ratings, while Biorhythm Calculator averages 4.9 from 8 ratings.

### Do Biorhythmmm or Biorhythm Calculator have ads?

Neither Biorhythmmm nor Biorhythm Calculator shows ads.

### Which is updated more often, Biorhythmmm or Biorhythm Calculator?

Biorhythmmm ships an update every 2 months, and Biorhythm Calculator every 3 months. Most recently, Biorhythmmm was updated on September 12, 2026 and Biorhythm Calculator on August 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*