# FireAI vs FastDDNS

The clearest difference is in-app purchases: FireAI at none against FastDDNS's 3. FireAI also leads on ads (none vs shown) and update cadence (every 5 days vs fortnightly). On price 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. FireAI asks for nothing beyond the download.

FireAI ships an update every 5 days, FastDDNS fortnightly. The most recent releases landed on September 12, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | FireAI | FastDDNS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Fortnightly |
| Size | 56 MB | 45 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Nguyen Ninh Thanh](https://appshunter.io/developer/1823400247) | [Minh Nguyen](https://appshunter.io/developer/1659587744) |

## What reviewers say

### FireAI

[App page](https://appshunter.io/ios/app/fireai/id6747917713)

**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 FireAI free?

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

### Is FastDDNS free?

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

### Do FireAI or FastDDNS have ads?

FastDDNS shows ads; FireAI does not.

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

FireAI ships an update every 5 days, and FastDDNS fortnightly. Most recently, FireAI was updated on September 12, 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.*