# ChatLink DUO vs Duo.Link

The clearest difference is update cadence: Duo.Link at every 10 days against ChatLink DUO's every 46 months. Duo.Link also leads on iOS requirement (13 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.

ChatLink DUO ships an update every 46 months, Duo.Link every 10 days. The most recent releases landed on September 25, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | ChatLink DUO | Duo.Link |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 46 months | **Every 10 days** |
| Size | 61 MB | 42 MB |
| Requires iOS | 15.1 | **13** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Dalton Utilities / OptiLink](https://appshunter.io/developer/1628633240) | [Ali Javaid](https://appshunter.io/developer/1750635616) |

## What reviewers say

### ChatLink DUO

[App page](https://appshunter.io/ios/app/chatlink-duo/id1628633238)

**Features:** macOS Compatibility

**In-app purchases:** none


### Duo.Link

[App page](https://appshunter.io/ios/app/duolink/id6504041613)

**In-app purchases:** none


## Frequently asked questions

### Is ChatLink DUO free?

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

### Is Duo.Link free?

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

### Do ChatLink DUO or Duo.Link have ads?

Neither ChatLink DUO nor Duo.Link shows ads.

### Which is updated more often, ChatLink DUO or Duo.Link?

ChatLink DUO ships an update every 46 months, and Duo.Link every 10 days. Most recently, ChatLink DUO was updated on September 25, 2026 and Duo.Link on October 1, 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.*