Best Debug Apps

231+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated July 2026

Out of 231+ debug apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Debug Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Debug AnywhereDebug AnywhereFree4.6★ (56)NoYesJul 2026
2App Debug AssistantApp Debug AssistantFree3.0★ (2)YesNoJul 2026
3DevTools ExtensionDevTools ExtensionFree3.3★ (15)NoNoJul 2026
4Apple DeveloperApple DeveloperFree4.1★ (2.1K)NoYesJul 2026
5WebDebug - Web debugging toolWebDebug - Web debugging toolFree4.5★ (15)NoYesJun 2026
6McAfee: Stay Secure & PrivateMcAfee: Stay Secure & PrivateFree4.7★ (232K)YesYesJul 2026
7IP Tools - Network Debug ToolIP Tools - Network Debug ToolFreeYesYesMay 2026
8Cellular Tower - Signal FinderCellular Tower - Signal FinderFree4.5★ (4.9K)YesYesJul 2026

Top Picks for Debug

Debug Anywhere#1

Debug Anywhere by 浩鑫 庄

Inspect web / DevTools
Editor's Choice
🛠️ Developer Tools
4.6(56 ratings)
FreeIn-App Purchases
Debug Anywhere screenshot 1
Debug Anywhere screenshot 2
Debug Anywhere screenshot 3
Debug Anywhere screenshot 4
Debug Anywhere screenshot 5
Debug Anywhere screenshot 6

This app provides a comprehensive suite of tools for web developers to inspect and debug web pages within a WebView environment. It offers features like source code inspection, network diagnostics, and JavaScript injection to streamline the development process.

应用调试助手#2

应用调试助手 by Junjie Li

文字、文件传输,网络调试,获取硬件信息更方便
Strong Contender
🛠️ Developer Tools
3.0(2 ratings)
FreeAds
应用调试助手 screenshot 1
应用调试助手 screenshot 2
应用调试助手 screenshot 3
应用调试助手 screenshot 4
应用调试助手 screenshot 5
应用调试助手 screenshot 6

A comprehensive toolkit for developers and testers to streamline debugging. It offers device information, sensor data, Bluetooth debugging, file transfer, and QR code tools for efficient workflow and bug reporting.

DevTools Extension#3

DevTools Extension by 浩鑫 庄

DevTools for Safari
Worth Considering
🛠️ Developer Tools
3.3(15 ratings)
Free
DevTools Extension screenshot 1
DevTools Extension screenshot 2
DevTools Extension screenshot 3
DevTools Extension screenshot 4
DevTools Extension screenshot 5

A browser extension for Safari that provides web developers with essential tools. It allows inspection of console logs, DOM elements, network requests, resources like localStorage and cookies, and source code.

More Debug apps to explore

4
Apple Developer
Apple Developer
Apple Developer
by Apple
Free

Access the latest developer news, features, and videos from Apple. Stay updated on new frameworks and technologies, and catch up on past event content.

Developer news and featuresLatest Apple frameworks and technologiesWWDC videos
🛠️ Developer Tools
(2.1K)
free with in-app purchases
5
WebDebug - Web debugging tool
WebDebug - Web debugging tool
WebDebug - Web debugging tool
Web Inspector & Static Server
Free

Debug web pages directly on your mobile device. Inspect console logs, network requests, and page elements. Edit code with auto-suggestions and syntax correction, and even run a local static server for testing.

Debug via URL or QR codeView console logs and network requestsEdit HTML, CSS, and JavaScript
🛠️ Developer Tools
(15)
free with in-app purchases
6
McAfee: Stay Secure & Private
McAfee: Stay Secure & Private
McAfee: Stay Secure & Private
Mobile Protection & Wifi Scan
Free

This app offers comprehensive protection against online threats, including scam detection for texts and emails, VPN for secure browsing, and identity monitoring. It helps safeguard your personal information and devices from various cyber risks.

Scam Detector for texts and emailsSecure VPN for public Wi-FiIdentity monitoring and alerts
🔧 Utilities
(232K)
freemium
7
IP Tools - Network Debug Tool
IP Tools - Network Debug Tool
IP Tools - Network Debug Tool
Network Debug Tool & Analyzer
Free
🔍 Reference
(0)
8
Cellular Tower - Signal Finder
Cellular Tower - Signal Finder
Cellular Tower - Signal Finder
Find antenna: 5G, 4G, 3G, LTE
Free

Optimize your mobile network with tools to find the strongest Wi-Fi and cellular signals. Locate nearby cell towers, enhance connection stability, and secure your browsing with a built-in VPN. Ideal for improving signal quality and privacy.

Wi-Fi and Mobile Signal OptimizationCell Tower LocatorVPN for Secure Browsing
🗺️ Navigation
(4.9K)
free with in-app purchases
9
Bluetooth Debugger & Inspector
Bluetooth Debugger & Inspector
Bluetooth Debugger & Inspector
Detector & Manager Devices
Free

Discover, connect, and debug nearby Bluetooth devices. Inspect their services, characteristics, and data in real-time. Log and export device information, and manage connections with ease.

Device scan and findCustomized device alias and iconRecord and show device locations
🛠️ Developer Tools
(5)
freemium
10
Debugging: Inside the Machine
Debugging: Inside the Machine
Debugging: Inside the Machine
AP CSP & CSA debug practice
Free

Practice debugging skills in a fun arcade platformer. Solve real AP Computer Science exam questions to fix glitches and escape a corrupted machine. Features multiple difficulty levels and offline play.

Debugging practice arcade platformerAP CSP & CSA modesMultiple difficulty levels
📚 Education
(4)
free
11
Star Debug
Star Debug
Star Debug
by Ihor Lytvynenko
Free

Manage your Starlink devices with this alternative tool. It allows you to decode debug data, initiate basic dish and router operations, view telemetry, and create shareable debug data files. The app also checks your internet connection.

Decode DebugData JSONInitiate dish operations (Reboot, Stow, Unstow)Initiate router operations (Reboot, WiFi setup)
🔧 Utilities
(5)
free
12
AVG Mobile Security
AVG Mobile Security
AVG Mobile Security
Protection & private data
Free

Safeguard your digital life with features like identity protection, a secure photo vault, and Wi-Fi scanning. Get instant alerts for leaked passwords and browse privately with a built-in VPN. Protect your sensitive information from online threats.

Identity Protection for leaked passwordsEncrypted Photo VaultWi-Fi Security Scanner
🔧 Utilities
(77K)
free with in-app purchases
13
Stream - Network Debug Tool
Stream - Network Debug Tool
Stream - Network Debug Tool
HTTPS Sniff / Request Replay
Free

This tool allows developers to inspect HTTP and HTTPS network traffic on iOS devices. It enables capturing requests, replaying them, and managing host configurations for testing different environments. Essential for debugging network issues and understanding application behavior.

Sniff HTTP & HTTPS requestsCapture and preview request/response bodiesCompose and replay HTTP requests
🛠️ Developer Tools
(129)
free with in-app purchases
14
Proxyman - Capture HTTPS
Proxyman - Capture HTTPS
Proxyman - Capture HTTPS
Capture HTTPS from your iPhone
Free

This app acts as a web debugging proxy, allowing you to capture and inspect HTTP/HTTPS traffic directly from your iPhone or iPad. It decrypts requests and responses, offers advanced debugging tools, and ensures your sensitive data remains on your device.

Capture & Inspect HTTP/HTTPS from iOS devicesDecrypt and view requests/responsesJSON syntax highlighting
🛠️ Developer Tools
(780)
free with in-app purchases
15
SocketChat - TCP&UDP Debug
SocketChat - TCP&UDP Debug
SocketChat - TCP&UDP Debug
Chat-Style Network Debug Tool
Free
🛠️ Developer Tools
(0)
16
Wireless Debug
Wireless Debug
Wireless Debug
Wireless ADB & Shell Terminal
Free

This app allows developers and technicians to manage devices wirelessly over a local network. It provides tools for file browsing, package management, shell commands, and log inspection, enabling cable-free debugging and troubleshooting from an iOS device.

Wireless device connectionFile managerPackage manager
🛠️ Developer Tools
(1)
free with in-app purchases
17
LogCat Analyzer: Debug Toolkit
LogCat Analyzer: Debug Toolkit
LogCat Analyzer: Debug Toolkit
Advanced Debugging Analysis
Free
🛠️ Developer Tools
(0)
18
DebugBird
DebugBird
DebugBird
Real time crash tracking
Free
🛠️ Developer Tools
(0)
19
Shelly BLE Debug
Shelly BLE Debug
Shelly BLE Debug
by SHELLY EUROPE EOOD
Free

Configure and manage Shelly Bluetooth Low Energy devices. Update firmware, pair your phone, and control beacon and buzzer functions. Easily locate your devices with this utility.

Update device firmwarePair device with phoneTurn beacon on/off
🌟 Lifestyle
(2)
free
20
HTTPBot: API & HTTP Client
HTTPBot: API & HTTP Client
HTTPBot: API & HTTP Client
Make Requests, Debug APIs
Free

This app allows users to send HTTP/HTTPS requests and connect to WebSockets, making it easy to debug APIs on the go. It supports various response formats, collaboration features, and authentication methods, streamlining API development and testing.

Send HTTP/HTTPS and WebSocket requestsInspect JSON, HTML, and XML responsesImport/export Postman collections
🛠️ Developer Tools
(1.3K)
free with in-app purchases

FAQ about Debug

What are the best debug apps for iPhone?
Debug Anywhere tops our debug apps ranking as of July 2026, with a 4.6-star average from 56 App Store ratings, and it's free to download.
Yes — 20 of the top debug apps we rank are free to download, including Debug Anywhere and App Debug Assistant.
Debug Anywhere has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 231+ debug apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Debug Anywhere is a toolkit designed for web developers to inspect, debug, and enhance web pages within a WebView. It provides built-in DevTools for examining source code, static resources, API requests, and more, simplifying the debugging process.
Key features include comprehensive webpage inspection tools, a User-Agent switcher for testing different devices, JavaScript injection for manipulating web pages, network diagnostics like Ping and Traceroute, an app URL scheme tester, and an incognito mode for private debugging.

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