# GO vs Secusystem

The clearest difference is iOS requirement: GO at 10.0 against Secusystem's 15.6. 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.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on November 3, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | GO | Secusystem |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 148 MB | 115 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Chang Lin Yang](https://appshunter.io/developer/1560247406) | [China Security & Fire IOT Sensing Co., Ltd.](https://appshunter.io/developer/914724038) |

## What reviewers say

### GO

[App page](https://appshunter.io/ios/app/go-wireless-door-opener/id1558471433)

**Features:** macOS Compatibility

**In-app purchases:** none


### Secusystem

[App page](https://appshunter.io/ios/app/secusystem/id6447154033)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GO free?

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

### Is Secusystem free?

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

### Do GO or Secusystem have ads?

Neither GO nor Secusystem shows ads.

### Which is updated more often, GO or Secusystem?

GO ships an update every 6 weeks, and Secusystem every 6 weeks. Most recently, GO was updated on November 3, 2026 and Secusystem on October 24, 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.*