# ISC DNS Checker vs Ping Network Scanner

The clearest difference is in-app purchases: ISC DNS Checker at none against Ping Network Scanner's 2. ISC DNS Checker also leads on ads (none vs shown) and iOS requirement (9.0 vs 17.0). Ping Network Scanner's advantage is update cadence (daily vs every 15 months). On price and device support there is nothing between them.

Both are free to download. Ping Network Scanner sells 2 one-off in-app purchases. ISC DNS Checker asks for nothing beyond the download.

ISC DNS Checker ships an update every 15 months, Ping Network Scanner daily. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ISC DNS Checker | Ping Network Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/isc-dns-checker/id1141834002/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 15 months | **Daily** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 19 MB | 18 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Internet Systems Consortium, Inc.](https://appshunter.io/developer/1115648879) | [Guang Hui YANG](https://appshunter.io/developer/1519797180) |

## What reviewers say

### ISC DNS Checker

[App page](https://appshunter.io/ios/app/isc-dns-checker/id1141834002)

This application tests recursive DNS servers for compliance with current DNS protocol specifications, particularly EDNS(0). It can automatically detect your device's DNS servers or allow manual IP address input for testing. Both IPv4 and IPv6 are supported.

**Highlights:** Tests DNSSEC compliance, Tests EDNS(0) conformance, Automatic DNS server detection, Manual IP address input, IPv4 and IPv6 support

**Features:** macOS Compatibility

**In-app purchases:** none


### Ping Network Scanner

[App page](https://appshunter.io/ios/app/ping-network-scanner/id1546615804)

This app offers a suite of network tools to trace IP addresses, perform Whois lookups, and scan networks. It provides IP geolocation and map-based tracking, simplifying network analysis. Users can customize the interface and utilize summary widgets for host timeouts and warnings.

**Highlights:** IP address tracing, Whois lookup, Host scanning, IP geolocation, Map-based IP location, Customizable UI, Summary widgets

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads remover | $1.99 | one-time |
| Ping Pro | $5.99 | one-time |


## Frequently asked questions

### Is ISC DNS Checker free?

ISC DNS Checker is free to download, with no in-app purchases.

### Is Ping Network Scanner free?

Ping Network Scanner is free to download, with in-app purchases available.

### Do ISC DNS Checker or Ping Network Scanner have ads?

Ping Network Scanner shows ads; ISC DNS Checker does not.

### Which is updated more often, ISC DNS Checker or Ping Network Scanner?

ISC DNS Checker ships an update every 15 months, and Ping Network Scanner daily. Most recently, ISC DNS Checker was updated on October 21, 2026 and Ping Network Scanner on October 24, 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.*