# RATOC  PM2.5対応 ほこりセンサー vs eリモコン

The clearest difference is update cadence: RATOC  PM2.5対応 ほこりセンサー at every 4 months against eリモコン's every 12 months. RATOC  PM2.5対応 ほこりセンサー also leads on iOS requirement (8.0 vs 15.0). On price, ads, 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.

RATOC  PM2.5対応 ほこりセンサー ships an update every 4 months, eリモコン every 12 months. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | RATOC  PM2.5対応 ほこりセンサー | eリモコン |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 12 months |
| Size | 3 MB | 23 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RATOC Systems, Inc.](https://appshunter.io/developer/568725272) | [イーブロードコミュニケーションズ株式会社](https://appshunter.io/developer/1474592402) |

## What reviewers say

### RATOC  PM2.5対応 ほこりセンサー

[App page](https://appshunter.io/ios/app/ratoc-pm25/id1126738814)

**Features:** macOS Compatibility

**In-app purchases:** none


### eリモコン

[App page](https://appshunter.io/ios/app/e/id1474592403)

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

**In-app purchases:** none


## Frequently asked questions

### Is RATOC  PM2.5対応 ほこりセンサー free?

RATOC  PM2.5対応 ほこりセンサー is free to download, with no in-app purchases.

### Is eリモコン free?

eリモコン is free to download, with no in-app purchases.

### Do RATOC  PM2.5対応 ほこりセンサー or eリモコン have ads?

Neither RATOC  PM2.5対応 ほこりセンサー nor eリモコン shows ads.

### Which is updated more often, RATOC  PM2.5対応 ほこりセンサー or eリモコン?

RATOC  PM2.5対応 ほこりセンサー ships an update every 4 months, and eリモコン every 12 months. Most recently, RATOC  PM2.5対応 ほこりセンサー was updated on October 9, 2026 and eリモコン on October 11, 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.*