Best Debugging Apps

206+ iOS apps curated and reviewed

4.8 avg rating
20 free apps
Updated June 2026

Looking for free debugging apps? 20 of our 206+ tracked titles are free to download β€” no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Debugging

QR Debug#2

QR Debug by Managed Custom Solutions, Inc.

Debug all your scannable codes
Strong Contender
πŸ› οΈ Developer Tools
5.0(5 ratings)
Free
QR Debug screenshot 1
QR Debug screenshot 2
QR Debug screenshot 3
QR Debug screenshot 4
QR Debug screenshot 5

This app allows you to quickly view the data encoded in various scannable codes without being redirected. It captures and displays the scanned image along with the encoded data, offering options to copy or share both.

Debug Anywhere#3

Debug Anywhere by ζ΅©ι‘« εΊ„

Inspect web / DevTools
Worth Considering
πŸ› οΈ 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.

More Debugging apps to explore

4
DebugBird
DebugBird
DebugBird
Real time crash tracking
Free
πŸ› οΈ Developer Tools
(0)
5
Battery Genie Debug
Battery Genie Debug
Battery Genie Debug
Battery
Free
πŸ”§ Utilities
(0)
6
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
πŸ› οΈ Developer Tools
(15)
free with in-app purchases
7
Bluetooth Tool - Debug
Bluetooth Tool - Debug
Bluetooth Tool - Debug
Management Tool & Debug
Free
πŸ› οΈ Developer Tools
(0)
8
c,c++ debugging programs
c,c++ debugging programs
c,c++ debugging programs
by RAVINDHIRAN SUMITHRA
Free
πŸ“š Education
(0)
9
App Debug Assistant
App Debug Assistant
App Debug Assistant
File transfer, network debug
Free

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.

Device information viewerSensor data readingsBluetooth BLE scanning and connection
πŸ› οΈ Developer Tools
(0)
ad-supported
10
TestFlight
TestFlight
TestFlight
Beta testing made simple
Free

Easily test pre-release versions of apps and App Clips. Provide feedback to developers before public launch. Receive invites via email or public link.

Test beta app versionsTest App ClipsSubmit feedback
πŸ› οΈ Developer Tools
(787K)
free
11
Debugging Assistant
Debugging Assistant
Debugging Assistant
by Anhui Ronds Science & Technology Incorporated Company
Free
πŸ”§ Utilities
(0)
12
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
πŸ› οΈ Developer Tools
(129)
free with in-app purchases
13
Busy Bluetooth
Busy Bluetooth
Busy Bluetooth
Efficient Debugging BLE
Free

This tool helps developers and engineers efficiently debug Bluetooth Low Energy devices. It allows real-time scanning, detailed inspection of device data, and recording of all interactions for repeatable debugging. Export logs in various formats for comprehensive analysis.

Real-time BLE device scanningFilter devices by various parametersInspect device details and advertisement data
πŸ› οΈ Developer Tools
(2)
free with in-app purchases
14
Pythonica: Code and Debug
Pythonica: Code and Debug
Pythonica: Code and Debug
Script editor with git client
Free

Develop and debug Python web applications directly on your iOS device. This app provides a full Python environment with PIP support, a script editor with advanced features, and a built-in Git client. It also allows you to run your applications as standalone web apps.

Full Python environment with PIPIntegrated Git clientMulti-tabbed script editor
πŸ› οΈ Developer Tools
(2)
free with in-app purchases
15
LogCat Analyzer: Debug Toolkit
LogCat Analyzer: Debug Toolkit
LogCat Analyzer: Debug Toolkit
Advanced Debugging Analysis
Free
πŸ› οΈ Developer Tools
(0)
16
Wireless Debug
Wireless Debug
Wireless Debug
Wireless ADB & Shell Terminal
Free
πŸ› οΈ Developer Tools
(1)
17
Debug for Philips Hue
Debug for Philips Hue
Debug for Philips Hue
by Jean-Francois Hamel
Free

This utility app helps Philips Hue developers extract bridge configurations in JSON format. The extracted data can be easily shared via email, messaging, or other applications, aiding in support scenarios.

Extracts bridge configurationJSON API v1 formatShare via email/message
πŸ”§ Utilities
(1)
free
18
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)
πŸ”§ Utilities
(5)
free
19
Reqable
Reqable
Reqable
Advanced API Debugging Proxy
Free

This tool acts as an advanced API debugging proxy, allowing you to inspect and test HTTP/HTTPS traffic independently or collaboratively with a desktop app. It supports various protocols and offers REST API management features for efficient development.

Standalone traffic inspectionCollaborative mode with desktop appHTTP/HTTPS traffic analysis
πŸ”§ Utilities
(6)
free
20
Heart Rate Tracker & Log
Heart Rate Tracker & Log
Heart Rate Tracker & Log
Heart-Beat & Pulse Tracker
Free

Instantly measure your heart rate using your iPhone camera and flash. Track blood pressure, blood oxygen, and view historical data trends. Export detailed PDF reports for your doctor to support overall heart health and wellness.

Real-time heart rate measurementTrack blood pressure and blood oxygenView historical data trends
πŸ’ͺ Health & Fitness
(105)
free with in-app purchases

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