# 日常物理 vs RYURAKU

The clearest difference is update cadence: RYURAKU at every 3 weeks against 日常物理's every 28 months. RYURAKU also leads on device support. On price, in-app purchases and iOS requirement there is nothing between them.

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

日常物理 ships an update every 28 months, RYURAKU every 3 weeks. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 日常物理 | RYURAKU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | Yes |
| Update frequency | Every 28 months | **Every 3 weeks** |
| Size | 2 MB | 26 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shosuke Sato](https://appshunter.io/developer/1709991841) | [Fuji Bit Inc.](https://appshunter.io/developer/1874205957) |

## What reviewers say

### 日常物理

[App page](https://appshunter.io/ios/app/id6475620635)

**In-app purchases:** none


### RYURAKU

[App page](https://appshunter.io/ios/app/ryuraku-fluid-dynamics/id6760613893)

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

**In-app purchases:** none


## Frequently asked questions

### Is 日常物理 free?

日常物理 is free to download, with no in-app purchases.

### Is RYURAKU free?

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

### Which is updated more often, 日常物理 or RYURAKU?

日常物理 ships an update every 28 months, and RYURAKU every 3 weeks. Most recently, 日常物理 was updated on October 10, 2026 and RYURAKU on October 25, 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.*