Best Debugger Apps

216+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated July 2026

Finding the right debugger apps can be overwhelming with so many options. We've analyzed 216+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Debugger Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Debug AnywhereDebug AnywhereFree4.6★ (56)NoYesJul 2026
2Network Analyzer: net toolsNetwork Analyzer: net toolsFree4.6★ (6.5K)YesNoJul 2026
3BLE Debugger: Bluetooth ToolBLE Debugger: Bluetooth ToolFree5.0★ (2)NoYesJul 2026
4Bluetooth Debugger & InspectorBluetooth Debugger & InspectorFree4.6★ (5)NoYesJul 2026
5Web InspectorWeb InspectorFree4.1★ (128)NoNoJul 2026
6DebugBirdDebugBirdFreeNoNoMay 2026
7Network Debugger - TCP/UDPNetwork Debugger - TCP/UDPFreeNoNoJul 2026
8ProxycatProxycatFree5.0★ (3)NoYesJul 2026

Top Picks for Debugger

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.

Network Analyzer: net tools#2

Network Analyzer: net tools by Techet

Scanner,ping,route,DNS & ports
Strong Contender
🔧 Utilities
4.6😊(6.5K ratings)
FreeAds
Network Analyzer: net tools screenshot 1
Network Analyzer: net tools screenshot 2
Network Analyzer: net tools screenshot 3
Network Analyzer: net tools screenshot 4
Network Analyzer: net tools screenshot 5
Network Analyzer: net tools screenshot 6

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.

What We Love

  • 🚀 Quick and easy to use
  • 👍 Helpful for network troubleshooting
  • 🔒 Provides network security insights
  • 💡 Useful for identifying connected devices

Room to Improve

  • 🐛 Some functionality removed in recent updates
  • 🔒 Limited access to device details due to iOS restrictions
  • 💸 Ads in free version can be intrusive
BLE Debugger: Bluetooth Tool#3

BLE Debugger: Bluetooth Tool by 英 陈

Scan, Read, Write&Automate BLE
Worth Considering
🛠️ Developer Tools
5.0(2 ratings)
FreeIn-App Purchases
BLE Debugger: Bluetooth Tool screenshot 1
BLE Debugger: Bluetooth Tool screenshot 2
BLE Debugger: Bluetooth Tool screenshot 3
BLE Debugger: Bluetooth Tool screenshot 4
BLE Debugger: Bluetooth Tool screenshot 5

This tool streamlines Bluetooth Low Energy device debugging. It allows users to scan, inspect GATT services, exchange data in real-time, and automate testing sequences. Capture and export logs for detailed analysis.

More Debugger apps to explore

4
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
5
Web Inspector
Web Inspector
Web Inspector
Developer Console for Safari
Free

This app provides a suite of web development tools for Safari on mobile devices. Inspect and edit the DOM, view element styles, execute JavaScript commands, monitor network requests, and examine stored resources like cookies.

DOM inspection and editingElement style viewerJavaScript console
🛠️ Developer Tools
(128)
free
6
DebugBird
DebugBird
DebugBird
Real time crash tracking
Free
🛠️ Developer Tools
(0)
7
Network Debugger - TCP/UDP
Network Debugger - TCP/UDP
Network Debugger - TCP/UDP
TCP/UDP socket debugger
Free

This tool assists developers in debugging network connections. It supports both TCP and UDP protocols, offering features like UDP broadcast and monitoring, TCP client, and TCP server functionalities.

UDP broadcast and monitoringTCP client functionalityTCP server functionality
🛠️ Developer Tools
(0)
free
8
Proxycat
Proxycat
Proxycat
by BYTE CROSSING LTD
Free

This app allows developers to capture and modify HTTP messages using JavaScript. It offers various viewers for data formats and supports SSL decryption. Scripts can be synchronized via iCloud for seamless workflow.

HTTP message captureRequest/response modification via JavaScriptMultiple data viewers (JSON, Tree, HTML, XML, Hex)
🛠️ Developer Tools
(3)
free
9
Pulse – Network Logger
Pulse – Network Logger
Pulse – Network Logger
Network Logger and Debugger
Free

This companion app allows developers to view network request logs and debug network errors on Apple platforms. It integrates directly into apps via an SDK, offering advanced features like decoding error analysis and API mocking without needing custom certificates.

View network request logsDebug network errorsAnalyze app performance
🛠️ Developer Tools
(1)
subscription
10
Cleaner Kit - Clean Up Storage
Cleaner Kit - Clean Up Storage
Cleaner Kit - Clean Up Storage
Free Up Space, Delete Photos
Free

This app helps declutter your iPhone by identifying and removing duplicate photos, videos, and other junk files. It uses AI to scan your device, allowing you to quickly free up storage space and organize your content with an intuitive swipe interface.

AI-powered duplicate detectionSwipe-based photo sortingEmail and contact decluttering
🔧 Utilities
(345K)
free with in-app purchases
11
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
12
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
13
Web Inspector - code debugger
Web Inspector - code debugger
Web Inspector - code debugger
Mobile html javascript css xml
Free

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.

Inspect HTML tagsView CSS codeExtract JavaScript
🔧 Utilities
(30)
ad-supported
14
API Debugger
API Debugger
API Debugger
by Guilin Cui
Free

This tool helps developers inspect and understand API response data. It provides a clear interface for debugging and analyzing the information received from APIs, aiding in the development process.

Debug API response dataAnalyze dataClear interface
📊 Productivity
(1)
free
15
Blue Sniff - Bluetooth Scanner
Blue Sniff - Bluetooth Scanner
Blue Sniff - Bluetooth Scanner
Simple Bluetooth Detector
Free

This application functions as a straightforward Bluetooth scanner, allowing users to detect nearby Bluetooth devices. It offers a simple interface for identifying available connections.

Bluetooth device detectionSimple interfaceEasy to use
🔧 Utilities
(334)
free with in-app purchases
16
QRU? - QR Code Debugger
QRU? - QR Code Debugger
QRU? - QR Code Debugger
Scan & Decode URL Components
Free
$0.99 | 100% OFF

This tool helps developers debug QR codes by scanning them and breaking down the data into color-coded URL components. It provides instant scanning, QR code generation, and a scan history for easy management and analysis of encoded information.

Colorized URL breakdownInstant QR code scanningQR code generation
🛠️ Developer Tools
(0)
free
17
DevMate - Connect & Debug
DevMate - Connect & Debug
DevMate - Connect & Debug
Remote Control & APK Sideload
Free

Manage and debug ADB-enabled devices remotely. Control files, apps, and device information, including screen mirroring and log viewing. Offers subscription for advanced features.

Device discovery and connectionFile and app managementRemote control and input
🛠️ Developer Tools
(4)
freemium
18
Network Kit - TCP UDP debugger
Network Kit - TCP UDP debugger
Network Kit - TCP UDP debugger
Support TCP UDP DNS Ping etc..
Free

This utility app provides comprehensive network debugging tools. It allows users to view device network information and perform various tests like TCP, UDP, Ping, and DNS queries. An optional subscription removes advertisements.

View IPv4/IPv6 and interface informationTCP/UDP and Ping testingTraceroute functionality
🔧 Utilities
(4)
free with in-app purchases
19
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
20
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

FAQ about Debugger

What are the best debugger apps for iPhone?
Debug Anywhere tops our debugger 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 debugger apps we rank are free to download, including Debug Anywhere and Network Analyzer: net tools.
Debug Anywhere has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 216+ debugger 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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