# ATEN Control System vs After School Reminder System

The clearest difference is update cadence: ATEN Control System at every 3 months against After School Reminder System's every 15 months. ATEN Control System also leads on iOS requirement (13.0 vs 16). 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.

ATEN Control System ships an update every 3 months, After School Reminder System every 15 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | ATEN Control System | After School Reminder System |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 15 months |
| Size | 25 MB | 9 MB |
| Requires iOS | **13.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ATEN INTERNATIONAL CO., LTD.](https://appshunter.io/developer/796884297) | [SMARTVOTE LIMITED](https://appshunter.io/developer/1742716836) |

## What reviewers say

### ATEN Control System

[App page](https://appshunter.io/ios/app/aten-control-system/id937116578)

**Features:** macOS Compatibility

**In-app purchases:** none


### After School Reminder System

[App page](https://appshunter.io/ios/app/after-school-reminder-system/id6499197116)

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

**In-app purchases:** none


## Frequently asked questions

### Is ATEN Control System free?

ATEN Control System is free to download, with no in-app purchases.

### Is After School Reminder System free?

After School Reminder System is free to download, with no in-app purchases.

### Do ATEN Control System or After School Reminder System have ads?

Neither ATEN Control System nor After School Reminder System shows ads.

### Which is updated more often, ATEN Control System or After School Reminder System?

ATEN Control System ships an update every 3 months, and After School Reminder System every 15 months. Most recently, ATEN Control System was updated on November 1, 2026 and After School Reminder System on November 4, 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.*