# Moon Style vs yoctoLife

The clearest difference is in-app purchases: yoctoLife at none against Moon Style's 1. yoctoLife also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Moon Style sells 1 one-off in-app purchase. yoctoLife asks for nothing beyond the download.

Moon Style ships an update every 4 months, yoctoLife every 3 months. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Moon Style | yoctoLife |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/moon-style/id407691498/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 47 MB | 90 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sankakudo Inc.](https://appshunter.io/developer/1048838619) | [YOCTO CO.,LTD.](https://appshunter.io/developer/381992814) |

## What reviewers say

### Moon Style

[App page](https://appshunter.io/ios/app/moon-style/id407691498)

Track your menstrual cycle, ovulation, and fertility. Monitor your weight and body fat with diet support, and access lunar cycle-based yoga programs. Designed for women's comfort and health.

**Highlights:** Period and ovulation tracking, Diet and weight monitoring, Fertility and basal body temperature recording, Lunar cycle-based yoga programs, Cycle-based body fat analysis

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MoonStyle Yoga | Free | one-time |


### yoctoLife

[App page](https://appshunter.io/ios/app/yoctolife/id6504076415)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Moon Style free?

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

### Is yoctoLife free?

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

### Do Moon Style or yoctoLife have ads?

Moon Style shows ads; yoctoLife does not.

### Which is updated more often, Moon Style or yoctoLife?

Moon Style ships an update every 4 months, and yoctoLife every 3 months. Most recently, Moon Style was updated on October 11, 2026 and yoctoLife on October 24, 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.*