Best apps like Util 123 - Nice dev tools

10+ similar apps compared and reviewed

4.3 avg rating

10 free apps

Updated September 2026

Util 123 - Nice dev tools

Paulo Coutinho

🛠️ Developer Tools

Util 123 is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Util 123

#1

NetTools - Network Utilities by Oleg Gutlyanskiy

Editor's Choice

4.8(48 ratings)

FreeAdsIn-App Purchases

NetTools - Network Utilities screenshot 1

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NetTools - Network Utilities screenshot 6

Diagnose network issues with a suite of powerful tools on your phone. Explore local and external networks, check server availability, and scan for devices. Features include ping, traceroute, port scanning, and DNS lookups.

#2

Web Inspector - code debugger by JB STEVENARD

Mobile html javascript css xml

Strong Contender

2.9(30 ratings)

FreeAds

Web Inspector - code debugger screenshot 1

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Inspect and share HTML, CSS, and JavaScript source code from mobile web pages directly on your device. Debug web applications by viewing source code as a real mobile browser would.

#3

Device System Services - Tools by Albert Parti

System Services - Tools

Worth Considering

4.5😐(394 ratings)

FreeAdsIn-App Purchases

Device System Services - Tools screenshot 1

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Monitor your device's hardware, network, memory, and storage with detailed insights and performance tracking. Includes diagnostic tools for network analysis and storage management. Offers widgets for real-time system information.

What We Love

👍 Clean and easy-to-use interface
🚀 Fast and responsive performance
📊 Comprehensive system information display
🌐 Useful network information details
⏱️ Shows device uptime information
🔄 Regularly updated and maintained
💼 Helpful for technical support professionals

Room to Improve

📺 Excessive full-screen video advertisements
🔊 Intrusive ads with sound that startle users
⚠️ Misleading security/storage warning popups
🎮 Irrelevant ads (e.g., game ads on iOS)
💰 Ads present even in paid version
🐛 Frequent app crashes on launch
🔌 Crashes when network connectivity enabled
❌ Unresponsive ad skip buttons
🚫 Inaccurate system information reported
⚙️ Limited functionality compared to competitors

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HE.NET Network Tools

HE.NET Network Tools

HE.NET Network Tools

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Track That IP-Server Locator

Track That IP-Server Locator

Track That IP-Server Locator

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Identify the geographical location of any IP address, including websites and your own network. Get real-time server locations on a map and monitor your network status with widgets and an Apple Watch app.

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JavaScript Anywhere JSAnywhere

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JS, HTML and CSS for everyone.

This app provides a portable programming editor for web development on mobile devices. It allows users to write and preview JavaScript, HTML, and CSS code, with features like console logging and file sharing. It's designed for web engineers and designers needing a simple, on-the-go coding solution.

Write JavaScript, HTML, CSSInternal browser previewConsole logs and errors

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Network Scanner (WiFi/LAN)

This app scans your local network to identify all active devices. It offers fast results, customizable device information, and tools like PING and Wake on LAN. Save and manage past scans for easy reference.

Fast network scanningCustomizable device names and iconsSave and review past scans

free with in-app purchases

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iNetTools - Ping,DNS,Port Scan

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iNetTools - Ping,DNS,Port Scan

Best Network Diagnosis App

This app offers a comprehensive set of network diagnostic tools for iPhone and iPad. It includes essential utilities like Ping, DNS Lookup, Trace Route, and Port Scan to help users identify and resolve network issues.

PingDNS LookupTrace Route

free with in-app purchases

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Network Analyzer: WiFi Scan

Network Analyzer: WiFi Scan

Network Analyzer: WiFi Scan

LAN scanner, ping, DNS & whois

Diagnose Wi-Fi and internet connectivity issues with a suite of network analysis tools. Discover devices on your LAN, test connectivity with ping and traceroute, and scan for open ports.

Wi-Fi LAN scannerDevice discoveryPing and traceroute

Compare with Util 123

Stay for Safari

Stay for Safari

Stay for Safari

Userscripts & Ad blocking

Enhance your Safari browsing experience with custom scripts, cross-device bookmark syncing, faster downloads, and robust ad blocking. Enjoy a cleaner, more efficient, and personalized web with features like dark mode for web pages.

Userscripts for extended functionalityCross-device bookmark synchronizationFaster, categorized downloads

Compare with Util 123