# iTo vs 注安网校

The clearest difference is in-app purchases: iTo at none against 注安网校's 4. iTo also leads on iOS requirement (9.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 注安网校 sells 4 one-off in-app purchases. iTo asks for nothing beyond the download.

iTo ships an update every 15 months, 注安网校 every 8 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | iTo | 注安网校 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 8 months** |
| Size | 368 MB | 184 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [北京金风科创风电设备有限公司](https://appshunter.io/developer/1423530935) | [Beijing Dedao Classroom Education Technology Co., Ltd.](https://appshunter.io/developer/1507531027) |

## What reviewers say

### iTo

[App page](https://appshunter.io/ios/app/ito/id1424771733)

**Features:** macOS Compatibility

**In-app purchases:** none


### 注安网校

[App page](https://appshunter.io/ios/app/id1507531028)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 108 学习币 | $15.99 | one-time |
| 208 学习币 | $30.99 | one-time |
| 518 学习币 | $79.99 | one-time |
| 1048 学习币 | $159.99 | one-time |


## Frequently asked questions

### Is iTo free?

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

### Is 注安网校 free?

注安网校 is free to download, with in-app purchases available.

### Do iTo or 注安网校 have ads?

Neither iTo nor 注安网校 shows ads.

### Which is updated more often, iTo or 注安网校?

iTo ships an update every 15 months, and 注安网校 every 8 months. Most recently, iTo was updated on November 2, 2026 and 注安网校 on November 3, 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.*