# Deep Whois vs Dynamic DNS

The clearest difference is review sentiment: Deep Whois at 85% against Dynamic DNS's 25%. Deep Whois also leads on price (Free vs $4.99) and rating (4.5 vs 4.1). Dynamic DNS's advantage is in-app purchases (none vs 4) and ads (none vs shown). On update cadence and device support there is nothing between them.

Deep Whois is free to download; Dynamic DNS costs $4.99 up front. Deep Whois sells 4 in-app purchases, starting at $1.99 per 7 days. Dynamic DNS asks for nothing beyond the download.

Deep Whois holds the better App Store score, 4.5 against 4.1. That said, the two scores are not equally well evidenced: Deep Whois has 172 ratings behind it against 22, so its average is the more settled of the two. Written reviews point the same way: 85% of Deep Whois's written reviews are positive against 25% of Dynamic DNS's.

Deep Whois ships an update every 4 months, Dynamic DNS every 2 months. The most recent releases landed on October 31, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Deep Whois | Dynamic DNS |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.5 (172 ratings)](https://appshunter.io/ios/app/deep-whois/id328895000/reviews)** | [4.1 (22 ratings)](https://appshunter.io/ios/app/dynamic-dns-realdns/id1094387132/reviews) |
| Number of ratings | **172** | 22 |
| Positive reviews | **85.4% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 46 MB | 5 MB |
| Requires iOS | **13.4** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pavel Ahafonau](https://appshunter.io/developer/319585607) | [MingleBit](https://appshunter.io/developer/1081052622) |

## What reviewers say

### Deep Whois

[App page](https://appshunter.io/ios/app/deep-whois/id328895000)

This app provides comprehensive WHOIS lookups for domains, IP addresses, and network ranges. It offers advanced features like historical data, change tracking, and notifications for domain expirations. Explore all domain zones and IP versions with seamless RDAP support.

**Highlights:** WHOIS lookup for domains, IPs, ASNs, and ENS, WHOIS history and change tracking, Domain expiration tracking with notifications, Supports all domain zones and IP versions (IPv4/IPv6), Seamless RDAP support, Automatic WHOIS server selection

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Deep Whois Pro (1 Week) | $1.99 | per 7 days |
| Deep Whois Pro (1 Month) | $3.99 | per month |
| Deep Whois Pro (1 Year) | $29.99 | per year |
| Deep Whois Plus (Lifetime) | $0.99 | one-time |

**What reviewers like**

- 🚀 Fast and efficient
- 👍 Simple and intuitive interface
- 🔒 Provides detailed domain/IP information
- 💡 Useful for troubleshooting network issues
- 👍 Convenient for on-the-go use

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔍 Limited functionality compared to desktop tools
- 💰 Paid version required for full features
- 🔑 Privacy concerns with some user data

**Reported bugs**

- Incorrect location/ISP information for some IP addresses
- Compatibility issues with newer iOS versions
- Unreliable performance on older devices

**Requested features**

- Expand search capabilities (e.g., reverse IP lookup, domain history)
- Add support for more domain registrars and TLDs
- Implement dark mode and customization options
- Improve integration with other network/security tools


### 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


## Frequently asked questions

### Is Deep Whois free?

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

### Is Dynamic DNS free?

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

### Which has better reviews, Deep Whois or Dynamic DNS?

Deep Whois is rated higher. Deep Whois averages 4.5 out of 5 from 172 ratings, while Dynamic DNS averages 4.1 from 22 ratings.

### Do Deep Whois or Dynamic DNS have ads?

Deep Whois shows ads; Dynamic DNS does not.

### Which is updated more often, Deep Whois or Dynamic DNS?

Deep Whois ships an update every 4 months, and Dynamic DNS every 2 months. Most recently, Deep Whois was updated on October 31, 2026 and Dynamic DNS on November 2, 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.*