# DNS Optimizer vs FastDDNS

The clearest difference is ads: DNS Optimizer at none against FastDDNS's shown. FastDDNS's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. DNS Optimizer sells 2 one-off in-app purchases and FastDDNS sells 3 in-app purchases, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 11 days. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | DNS Optimizer | FastDDNS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/dns-optimizer-server-changer/id6741016224/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 days | Every 11 days |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 57 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ATAKAN YILDIRIM](https://appshunter.io/developer/1792591490) | [Minh Nguyen](https://appshunter.io/developer/1659587744) |

## What reviewers say

### DNS Optimizer

[App page](https://appshunter.io/ios/app/dns-optimizer-server-changer/id6741016224)

Optimize your internet connection by easily switching DNS servers. Benchmark performance, block unwanted content, and enhance online gaming with secure and private browsing. Supports Wi-Fi and cellular networks on iPhone, iPad, and Mac.

**Highlights:** Switch system-wide DNS configurations, Benchmark DNS server performance, Pre-configured trusted DNS servers, Add custom encrypted DNS servers (DoH/DoT), Block ads and unwanted content, Improve online gaming latency

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DNS Optimizer Pro | $9.99 | one-time |
| DNS Optimizer Pro | $19.99 | one-time |


### FastDDNS

[App page](https://appshunter.io/ios/app/fastddns-ddns-and-network-tools/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 DNS Optimizer free?

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

### Is FastDDNS free?

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

### Do DNS Optimizer or FastDDNS have ads?

FastDDNS shows ads; DNS Optimizer does not.

### Which is updated more often, DNS Optimizer or FastDDNS?

DNS Optimizer ships an update every 11 days, and FastDDNS every 11 days. Most recently, DNS Optimizer was updated on October 15, 2026 and FastDDNS on October 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.*