# IOA智能办公系统 vs iService/ DeviceOn

The clearest difference is update cadence: IOA智能办公系统 at every 10 days against iService/ DeviceOn's every 4 months. IOA智能办公系统 also leads on iOS requirement (12.0 vs 15.6). 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.

IOA智能办公系统 ships an update every 10 days, iService/ DeviceOn every 4 months. The most recent releases landed on November 7, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | IOA智能办公系统 | iService/ DeviceOn |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 4 months |
| Size | 22 MB | 27 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Global Local Service Technology(Shenzhen)Co., Ltd.](https://appshunter.io/developer/1183786379) | [Advantech](https://appshunter.io/developer/413213069) |

## What reviewers say

### IOA智能办公系统

[App page](https://appshunter.io/ios/app/ioa/id1561147709)

**Features:** macOS Compatibility

**In-app purchases:** none


### iService/ DeviceOn

[App page](https://appshunter.io/ios/app/iservice-deviceon/id6461349429)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IOA智能办公系统 free?

IOA智能办公系统 is free to download, with no in-app purchases.

### Is iService/ DeviceOn free?

iService/ DeviceOn is free to download, with no in-app purchases.

### Do IOA智能办公系统 or iService/ DeviceOn have ads?

Neither IOA智能办公系统 nor iService/ DeviceOn shows ads.

### Which is updated more often, IOA智能办公系统 or iService/ DeviceOn?

IOA智能办公系统 ships an update every 10 days, and iService/ DeviceOn every 4 months. Most recently, IOA智能办公系统 was updated on November 7, 2026 and iService/ DeviceOn on November 12, 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.*