# i vs 水道検針 〜賃貸業向け〜

The clearest difference is ads: i at none against 水道検針 〜賃貸業向け〜's shown. i also leads on iOS requirement (9.0 vs 18.0). On price, update cadence, 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, 水道検針 〜賃貸業向け〜 every 3 months. The most recent releases landed on October 26, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | i | 水道検針 〜賃貸業向け〜 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 3 months** |
| Size | 2 MB | 4 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Visual Research](https://appshunter.io/developer/414644965) | [Masaya Sugino](https://appshunter.io/developer/1144016222) |

## What reviewers say

### i

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

**In-app purchases:** none


### 水道検針 〜賃貸業向け〜

[App page](https://appshunter.io/ios/app/id1228133541)

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

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is 水道検針 〜賃貸業向け〜 free?

水道検針 〜賃貸業向け〜 is free to download, with no in-app purchases.

### Do i or 水道検針 〜賃貸業向け〜 have ads?

水道検針 〜賃貸業向け〜 shows ads; i does not.

### Which is updated more often, i or 水道検針 〜賃貸業向け〜?

i ships an update every 5 months, and 水道検針 〜賃貸業向け〜 every 3 months. Most recently, i was updated on October 26, 2026 and 水道検針 〜賃貸業向け〜 on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*