# IoTシステム A･ISys vs メンテログ

The clearest difference is device support: IoTシステム A･ISys at 3 against メンテログ's —. 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.

## The numbers

| Metric | IoTシステム A･ISys | メンテログ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 7 months | — |
| Size | 53 MB | 109 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [ACTN K.K.](https://appshunter.io/developer/1519939443) | [ARGAS, K.K.](https://appshunter.io/developer/1638645587) |

## What reviewers say

### IoTシステム A･ISys

[App page](https://appshunter.io/ios/app/iot-aisys/id1615943586)

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

**In-app purchases:** none


### メンテログ

[App page](https://appshunter.io/ios/app/id1672895877)

**In-app purchases:** none


## Frequently asked questions

### Is IoTシステム A･ISys free?

IoTシステム A･ISys is free to download, with no in-app purchases.

### Is メンテログ free?

メンテログ is free to download, with no in-app purchases.

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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.*