# School One vs SchoolOnline Attendance

The clearest difference is iOS requirement: School One at 11.0 against SchoolOnline Attendance's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

School One ships an update every 2 months, SchoolOnline Attendance monthly. Both last shipped on October 27, 2026.

## The numbers

| Metric | School One | SchoolOnline Attendance |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 21 MB | 71 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [VietSens Technology Group JSC](https://appshunter.io/developer/1286610794) | [ONLINE MANAGEMENT TRAINING JOINT STOCK COMPANY](https://appshunter.io/developer/1054301745) |

## What reviewers say

### School One

[App page](https://appshunter.io/ios/app/school-one/id6445870180)

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

**In-app purchases:** none


### SchoolOnline Attendance

[App page](https://appshunter.io/ios/app/schoolonline-attendance/id6476476675)

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

**In-app purchases:** none


## Frequently asked questions

### Is School One free?

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

### Is SchoolOnline Attendance free?

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

### Do School One or SchoolOnline Attendance have ads?

Neither School One nor SchoolOnline Attendance shows ads.

### Which is updated more often, School One or SchoolOnline Attendance?

School One ships an update every 2 months, and SchoolOnline Attendance monthly. Most recently, School One was updated on October 27, 2026 and SchoolOnline Attendance on October 27, 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.*