# mDNSShark vs RatioCalculator

The clearest difference is in-app purchases: mDNSShark at none against RatioCalculator's 2. mDNSShark also leads on ads (none vs shown). RatioCalculator's advantage is update cadence (every 2 days vs every 11 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. RatioCalculator sells 2 one-off in-app purchases. mDNSShark asks for nothing beyond the download.

mDNSShark ships an update every 11 days, RatioCalculator every 2 days. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | mDNSShark | RatioCalculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mdnsshark/id6741874026/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 days | **Every 2 days** |
| Monetization | Free | — |
| Size | 3 MB | 5 MB |
| Requires iOS | **18.2** | 18.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ShapeHaven Innovations LLC](https://appshunter.io/developer/1747127977) | [Shota Yamada](https://appshunter.io/developer/6779611526) |

## What reviewers say

### mDNSShark

[App page](https://appshunter.io/ios/app/mdnsshark/id6741874026)

Explore your local Wi-Fi network with ease. This app discovers printers, media servers, and IoT devices by tapping into network protocols. It offers a simple, private way to understand what's connected and how services communicate, with no external servers or data collection.

**Highlights:** Local network scanning, mDNS, DNS-SD, SSDP protocol support, Device and service discovery, Private and no data collection, Open-source development, User-friendly interface

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

**In-app purchases:** none


### RatioCalculator

[App page](https://appshunter.io/ios/app/ratiocalculator-simple-ui/id6799084695)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Me a Coffee☕️ | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is mDNSShark free?

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

### Is RatioCalculator free?

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

### Do mDNSShark or RatioCalculator have ads?

RatioCalculator shows ads; mDNSShark does not.

### Which is updated more often, mDNSShark or RatioCalculator?

mDNSShark ships an update every 11 days, and RatioCalculator every 2 days. Most recently, mDNSShark was updated on October 18, 2026 and RatioCalculator on October 17, 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.*