# Multi Biorhythm vs Biorhythm Calculator Simple

The clearest difference is ads: Multi Biorhythm at none against Biorhythm Calculator Simple's shown. Multi Biorhythm also leads on update cadence (every 6 weeks vs every 10 months) and iOS requirement (7.1 vs 13.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Multi Biorhythm ships an update every 6 weeks, Biorhythm Calculator Simple every 10 months. The most recent releases landed on October 8, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Multi Biorhythm | Biorhythm Calculator Simple |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/multi-biorhythm/id1118657265/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 10 months |
| Monetization | Free | — |
| Size | 16 MB | 17 MB |
| Requires iOS | **7.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masahiro Sakai](https://appshunter.io/developer/701045247) | [Kouji Yamauchi](https://appshunter.io/developer/1519365107) |

## What reviewers say

### Multi Biorhythm

[App page](https://appshunter.io/ios/app/multi-biorhythm/id1118657265)

Manage biorhythms for yourself and your family with this easy-to-use tool. Track daily physical, emotional, and intellectual cycles to optimize performance in sports, work, and learning. Receive warnings for stressful periods.

**Highlights:** Manage multiple users, Unlimited user registration, Biorhythm charts in four periods, Warning marks for stressful dates, User attention date list

**Features:** Vision Pro support

**In-app purchases:** none


### Biorhythm Calculator Simple

[App page](https://appshunter.io/ios/app/biorhythm-calculator-simple/id1542322175)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Multi Biorhythm free?

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

### Is Biorhythm Calculator Simple free?

Biorhythm Calculator Simple is free to download, with no in-app purchases.

### Do Multi Biorhythm or Biorhythm Calculator Simple have ads?

Biorhythm Calculator Simple shows ads; Multi Biorhythm does not.

### Which is updated more often, Multi Biorhythm or Biorhythm Calculator Simple?

Multi Biorhythm ships an update every 6 weeks, and Biorhythm Calculator Simple every 10 months. Most recently, Multi Biorhythm was updated on October 8, 2026 and Biorhythm Calculator Simple on September 19, 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.*