# i vs O&M巡回点検

The clearest difference is update cadence: O&M巡回点検 at every 6 weeks against i's every 5 months. i's advantage is iOS requirement (9.0 vs 11.0). 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.

i ships an update every 5 months, O&M巡回点検 every 6 weeks. Both last shipped on October 26, 2026.

## The numbers

| Metric | i | O&M巡回点検 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Size | 2 MB | 35 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Visual Research](https://appshunter.io/developer/414644965) | [サンユー株式会社](https://appshunter.io/developer/1050028567) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-sp/id1021452222)

**In-app purchases:** none


### O&M巡回点検

[App page](https://appshunter.io/ios/app/o-and-m/id1168485247)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is O&M巡回点検 free?

O&M巡回点検 is free to download, with no in-app purchases.

### Do i or O&M巡回点検 have ads?

Neither i nor O&M巡回点検 shows ads.

### Which is updated more often, i or O&M巡回点検?

i ships an update every 5 months, and O&M巡回点検 every 6 weeks. Most recently, i was updated on October 26, 2026 and O&M巡回点検 on October 26, 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.*