# Dynamic DNS vs Dynu

The clearest difference is price: Dynu at Free against Dynamic DNS's $4.99. Dynu also leads on review sentiment (43% vs 25%) and update cadence (monthly vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

Dynu is free to download; Dynamic DNS costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dynamic DNS ships an update every 2 months, Dynu monthly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Dynamic DNS | Dynu |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.1 (22 ratings)](https://appshunter.io/ios/app/dynamic-dns-realdns/id1094387132/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 25.0% of reviews | **42.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 5 MB | 10 MB |
| Requires iOS | 17 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MingleBit](https://appshunter.io/developer/1081052622) | [Dynu Systems, Inc.](https://appshunter.io/developer/1481158786) |

## What reviewers say

### Dynamic DNS

[App page](https://appshunter.io/ios/app/dynamic-dns-realdns/id1094387132)

This app helps manage dynamic DNS updates for various providers, supporting both IPv4 and IPv6. It allows for background updates, location-triggered changes, and handling multiple accounts and hostnames.

**Highlights:** Supports 16 DNS providers, IPv4 and IPv6 compatibility, Tracks local, gateway, and external IP addresses, Manages multiple accounts and hostnames, Background update functionality, Location-triggered updates

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

**In-app purchases:** none


### Dynu

[App page](https://appshunter.io/ios/app/dynu/id1481158787)

Manage your dynamic DNS service and other account features on the go. This utility automatically detects IP address changes and updates your domain name mapping. It supports both IPv4 and IPv6 updates, making it essential for maintaining your dynamic DNS service.

**Highlights:** Dynamic DNS service management, Automatic IP address detection, IPv4 and IPv6 updates, Domain name mapping, Group support

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

**In-app purchases:** none


## Frequently asked questions

### Is Dynamic DNS free?

Dynamic DNS costs $4.99, with no in-app purchases.

### Is Dynu free?

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

### Do Dynamic DNS or Dynu have ads?

Neither Dynamic DNS nor Dynu shows ads.

### Which is updated more often, Dynamic DNS or Dynu?

Dynamic DNS ships an update every 2 months, and Dynu monthly. Most recently, Dynamic DNS was updated on November 2, 2026 and Dynu on November 3, 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.*