# MouLynkView vs FastDDNS

The clearest difference is in-app purchases: MouLynkView at none against FastDDNS's 3. MouLynkView also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. FastDDNS sells 3 in-app purchases, starting at $19.99 per year. MouLynkView asks for nothing beyond the download.

MouLynkView ships an update every 2 weeks, FastDDNS fortnightly. The most recent releases landed on September 18, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | MouLynkView | FastDDNS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Size | 63 MB | 45 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Feiyun Technology Ltd.](https://appshunter.io/developer/1682668763) | [Minh Nguyen](https://appshunter.io/developer/1659587744) |

## What reviewers say

### MouLynkView

[App page](https://appshunter.io/ios/app/moulynkview/id6747715069)

**Features:** macOS Compatibility

**In-app purchases:** none


### FastDDNS

[App page](https://appshunter.io/ios/app/fastddns/id6759514262)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Basic Yearly | $19.99 | per year |
| Premium Pro Yearly | $34.99 | per year |
| Premium Business Yearly | $69.99 | per year |


## Frequently asked questions

### Is MouLynkView free?

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

### Is FastDDNS free?

FastDDNS is free to download, with in-app purchases available.

### Do MouLynkView or FastDDNS have ads?

FastDDNS shows ads; MouLynkView does not.

### Which is updated more often, MouLynkView or FastDDNS?

MouLynkView ships an update every 2 weeks, and FastDDNS fortnightly. Most recently, MouLynkView was updated on September 18, 2026 and FastDDNS on September 10, 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.*