# SmartPA vs FastDDNS

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

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

SmartPA ships an update every 4 weeks, FastDDNS fortnightly. Both last shipped on September 10, 2026.

## The numbers

| Metric | SmartPA | FastDDNS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 weeks | **Fortnightly** |
| Size | 45 MB | 45 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Son Nguyen](https://appshunter.io/developer/1067256863) | [Minh Nguyen](https://appshunter.io/developer/1659587744) |

## What reviewers say

### SmartPA

[App page](https://appshunter.io/ios/app/smartpa/id1556798889)

**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 SmartPA free?

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

### Is FastDDNS free?

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

### Do SmartPA or FastDDNS have ads?

FastDDNS shows ads; SmartPA does not.

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

SmartPA ships an update every 4 weeks, and FastDDNS fortnightly. Most recently, SmartPA was updated on September 10, 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.*