# GLSN vs GCA One2One

The clearest difference is update cadence: GLSN at every 2 weeks against GCA One2One's every 14 months. GLSN also leads on iOS requirement (11.0 vs 15.1). 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.

GLSN ships an update every 2 weeks, GCA One2One every 14 months. The most recent releases landed on October 27, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | GLSN | GCA One2One |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 14 months |
| Size | 36 MB | 38 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ernst van der Heijden](https://appshunter.io/developer/1440862486) | [TECHSIMBA PRIVATE LIMITED](https://appshunter.io/developer/1718221507) |

## What reviewers say

### GLSN

[App page](https://appshunter.io/ios/app/glsn/id1571713943)

**Features:** macOS Compatibility

**In-app purchases:** none


### GCA One2One

[App page](https://appshunter.io/ios/app/gca-one2one/id6743339739)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GLSN free?

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

### Is GCA One2One free?

GCA One2One is free to download, with no in-app purchases.

### Do GLSN or GCA One2One have ads?

Neither GLSN nor GCA One2One shows ads.

### Which is updated more often, GLSN or GCA One2One?

GLSN ships an update every 2 weeks, and GCA One2One every 14 months. Most recently, GLSN was updated on October 27, 2026 and GCA One2One on October 16, 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.*