# Biorhythm Calculator vs BioFlow

The clearest difference is device support: Biorhythm Calculator at 3 against BioFlow's —. Biorhythm Calculator also leads on iOS requirement (15.1 vs 26.2). On price and in-app purchases there is nothing between them.

Both are free to download. Biorhythm Calculator sells 3 in-app purchases, starting at $7.99 per 7 days and BioFlow sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Biorhythm Calculator | BioFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/biorhythm-calculator-biosync/id6758400277/reviews)** | — |
| Number of ratings | **8** | — |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Size | 56 MB | 4 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | +4 | 4+ |
| Developer | [Eiras Labs LLC](https://appshunter.io/developer/1774544882) | [Alessandro Bellotti](https://appshunter.io/developer/1281335381) |

## What reviewers say

### 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 |


### BioFlow

[App page](https://appshunter.io/ios/app/bioflow/id6759737622)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Annual Subscription | $5.99 | per year |
| Lifetime Access | $8.99 | one-time |


## Frequently asked questions

### Is Biorhythm Calculator free?

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

### Is BioFlow free?

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

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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.*