# Remote Diagnostics vs DNS Checker

The clearest difference is in-app purchases: Remote Diagnostics at none against DNS Checker's 1. DNS Checker's advantage is update cadence (every 3 days vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. DNS Checker sells 1 one-off in-app purchase. Remote Diagnostics asks for nothing beyond the download.

Remote Diagnostics ships an update every 6 months, DNS Checker every 3 days. The most recent releases landed on November 12, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Remote Diagnostics | DNS Checker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 days** |
| Size | 185 MB | 1 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Curtis Instruments](https://appshunter.io/developer/970985556) | [Josef Dave Llorente](https://appshunter.io/developer/6803405669) |

## What reviewers say

### Remote Diagnostics

[App page](https://appshunter.io/ios/app/remote-diagnostics/id6742486136)

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

**In-app purchases:** none


### DNS Checker

[App page](https://appshunter.io/ios/app/dns-checker-ping-and-lookup/id6804399780)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DNS Checker: Ping & Lookup | $1.99 | one-time |


## Frequently asked questions

### Is Remote Diagnostics free?

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

### Is DNS Checker free?

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

### Do Remote Diagnostics or DNS Checker have ads?

Neither Remote Diagnostics nor DNS Checker shows ads.

### Which is updated more often, Remote Diagnostics or DNS Checker?

Remote Diagnostics ships an update every 6 months, and DNS Checker every 3 days. Most recently, Remote Diagnostics was updated on November 12, 2026 and DNS Checker on November 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.*