# LANFinder: Ping & Port Scan — Discover LAN devices via scan

> Discover LAN devices via scan (iPhone/iPad app by Yuan-Yi Chang.)

- Source: https://appshunter.io/ios/app/lanfinder-ping-and-port-scan/id6756230105 (this page in markdown: same URL + `.md`)
- Developer: [Yuan-Yi Chang](https://appshunter.io/developer/784363421)
- Category: Utilities, Developer Tools
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 35 MB
- Languages: English
- Released: 2025-12-15
- Data updated: 2026-07-31
- User reviews in markdown: https://appshunter.io/ios/app/lanfinder-ping-and-port-scan/id6756230105/reviews.md

## What is LANFinder?

LANFinder is a fast, lightweight, and professional tool for discovering devices on your local network.

It scans your LAN to identify connected devices and provides powerful tools such as Ping and Port Scan to help you analyze connectivity, diagnose issues, and understand the services running on each device. LANFinder is designed for home users, IT engineers, IoT developers, and anyone who wants deeper insight into their network.

Key Features
• LAN Device Discovery

Quickly scan your local network to find all connected devices. LANFinder supports common discovery protocols such as SSDP and mDNS, showing IP address, MAC address, device name, vendor information, and available services.

• Ping Tool

Check device availability and measure network quality with real-time latency (RTT), packet loss, and stability indicators. Ideal for diagnosing slow or unstable connections.

• Port Scan

Identify open TCP/UDP ports on any device to understand its services and potential security exposure. Useful for testing NAS, IP cameras, smart home devices, servers, and IoT appliances.

• Device Information Overview

View essential details about each discovered device, including service types, network capabilities, and manufacturer data. Gain a clearer understanding of what is active on your network.


## Version history (last 5 releases)

### 1.4.1 — 2026-07-14

- Performance improvements and a smoother startup experience.

### 1.4.0 — 2026-05-25

- Improved deeplink and URL scheme handling.

### 1.3.11 — 2026-04-02

- Improved app review flow for a smoother user experience.

### 1.3.10 — 2026-03-19

- Add deep link

### 1.3.9 — 2026-01-27

- Optimize user experience

## More apps by Yuan-Yi Chang

- [PTT 鄉民樂 - 閃開！讓專業的來](https://appshunter.io/ios/app/ptt/id903371776)
- [DLNA for Chromecast](https://appshunter.io/ios/app/dlna-for-chromecast/id1060899923)
- [Apps for Chromecast: Web](https://appshunter.io/ios/app/apps-for-chromecast-web/id1387293690)
- [QRGo! QRCode Scanner&Generator](https://appshunter.io/ios/app/qrgo-qrcode-scanner-and-generator/id6755345245)
- [Bastion SSH - SSH/SFTP Client](https://appshunter.io/ios/app/bastion-ssh-sshsftp-client/id6756718516)

All apps by Yuan-Yi Chang: https://appshunter.io/developer/784363421

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-31.*