# oitalk vs Cosmos 코스모스

The clearest difference is update cadence: Cosmos 코스모스 at every 3 days against oitalk's every 3 weeks. oitalk's advantage is iOS requirement (13.0 vs 15.0). 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.

oitalk ships an update every 3 weeks, Cosmos 코스모스 every 3 days. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | oitalk | Cosmos 코스모스 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 12.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 319 MB | 43 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [G.N.Talk](https://appshunter.io/developer/1066639030) | [Hong Sam Ahn](https://appshunter.io/developer/6784720767) |

## What reviewers say

### oitalk

[App page](https://appshunter.io/ios/app/oitalk/id1080240167)

This app offers a secure communication platform for companies and groups, featuring notices, schedules, and dedicated chat rooms. It also provides personal chat functions for friends and family, with options for volatile messages and multimedia sharing.

**Highlights:** Company and group communication, Notices, schedules, and bulletin boards, Dedicated organization chat rooms, 1:1 and group personal chats, Multimedia file sharing, Privacy and live chat options

**Features:** macOS Compatibility

**In-app purchases:** none


### Cosmos 코스모스

[App page](https://appshunter.io/ios/app/cosmos/id6784720765)

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

**In-app purchases:** none


## Frequently asked questions

### Is oitalk free?

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

### Is Cosmos 코스모스 free?

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

### Do oitalk or Cosmos 코스모스 have ads?

Neither oitalk nor Cosmos 코스모스 shows ads.

### Which is updated more often, oitalk or Cosmos 코스모스?

oitalk ships an update every 3 weeks, and Cosmos 코스모스 every 3 days. Most recently, oitalk was updated on October 24, 2026 and Cosmos 코스모스 on October 21, 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.*