# GL vs KERONG Lock

The clearest difference is update cadence: KERONG Lock at weekly against GL's every 4 months. 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.

GL ships an update every 4 months, KERONG Lock weekly. The most recent releases landed on May 18, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | GL | KERONG Lock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 39 MB | 131 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [GL Technologies (HK) Limited](https://appshunter.io/developer/1490828301) | [深圳市科荣实业有限公司](https://appshunter.io/developer/1475870198) |

## What reviewers say

### GL

[App page](https://appshunter.io/ios/app/gl-s20-tool/id6499392074)

**Features:** macOS Compatibility

**In-app purchases:** none


### KERONG Lock

[App page](https://appshunter.io/ios/app/kerong-lock/id6578424967)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GL free?

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

### Is KERONG Lock free?

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

### Do GL or KERONG Lock have ads?

Neither GL nor KERONG Lock shows ads.

### Which is updated more often, GL or KERONG Lock?

GL ships an update every 4 months, and KERONG Lock weekly. Most recently, GL was updated on May 18, 2026 and KERONG Lock on June 11, 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.*