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Best Debug Http Apps

243+ iOS apps curated and reviewed

4.1 avg rating
19 free apps
Updated August 2026

Stream is the household name in debug http, but it's far from the only option. We track 243+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Debug Http Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Stream - Network Debug ToolStream - Network Debug ToolFree4.1★ (133)NoYesAug 2026
2ReqableReqableFree4.7★ (6)NoYesAug 2026
3HTTP CatcherHTTP CatcherFree3.1★ (136)NoYesAug 2026
4HTTPBot: API & HTTP ClientHTTPBot: API & HTTP ClientFree4.5★ (1.3K)NoYesAug 2026
5Debug AnywhereDebug AnywhereFree4.6★ (54)NoYesAug 2026
6NetScanner - HTTP CatcherNetScanner - HTTP CatcherFree3.7★ (3)NoYesAug 2026
7Busymate HelperBusymate HelperFree5.0★ (2)NoNoAug 2026
8Stream HTTP SnifferStream HTTP SnifferFree3.0★ (2)NoYesAug 2026

Top Picks for Debug Http

Stream - Network Debug Tool#1

Stream - Network Debug Tool by Stream Lab Inc.

HTTPS Sniff / Request Replay
Editor's Choice
🛠️ Developer Tools
4.1😐(133 ratings)
FreeIn-App Purchases
#55in Developer Tools
Stream - Network Debug Tool screenshot 1
Stream - Network Debug Tool screenshot 2
Stream - Network Debug Tool screenshot 3
Stream - Network Debug Tool screenshot 4
Stream - Network Debug Tool screenshot 5

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.

What We Love

  • 🚀 Free and powerful HTTP packet sniffer tool
  • 👍 Simple and intuitive user interface
  • 🔧 Useful for network debugging and troubleshooting
  • 💡 Built-in JSON viewer and utilities (RSA, Base64 encryption/decryption)

Room to Improve

  • 🐛 Certificate installation fails on iOS 18.x versions
  • 🐛 Gacha history recording not working properly
  • 🐛 'Code 0' error when generating JSON links
Reqable#2

Reqable by Reqable Information Technology Co., Ltd.

Advanced API Debugging Proxy
Strong Contender
🔧 Utilities
4.7(6 ratings)
FreeIn-App Purchases
Reqable screenshot 1
Reqable screenshot 2
Reqable screenshot 3
Reqable screenshot 4
Reqable screenshot 5
Reqable screenshot 6

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.

HTTP Catcher#3

HTTP Catcher by MESS LAB LTD

Inspect web traffic
Worth Considering
🛠️ Developer Tools
3.1😐(136 ratings)
FreeIn-App Purchases
#77in Developer Tools
HTTP Catcher screenshot 1
HTTP Catcher screenshot 2
HTTP Catcher screenshot 3
HTTP Catcher screenshot 4
HTTP Catcher screenshot 5
HTTP Catcher screenshot 6

This app acts as a web debugging proxy to intercept, inspect, modify, and replay web traffic. It records HTTP and HTTPS traffic directly on your device without needing a computer, making it easy to test apps and websites.

What We Love

  • 🎯 Comprehensive traffic sniffing capabilities
  • 🔒 DNS hijacking and HTTPS decryption support
  • 💻 Works across multiple devices via proxy
  • 💰 Affordable compared to competitors

Room to Improve

  • 🐛 App crashes on newer iOS versions
  • ❌ Certificate installation issues
  • 🚫 HTTPS capture broken on iOS 16+

More Debug Http apps to explore

4
HTTPBot: API & HTTP Client
HTTPBot: API & HTTP Client
HTTPBot: API & HTTP Client
API, MCP & WebSocket Debugger
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
5
Debug Anywhere
Debug Anywhere
Debug Anywhere
Inspect web / DevTools
Free

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.

Webpage inspection toolsUser-Agent switcherJavaScript injection
🛠️ Developer Tools
(54)
free with in-app purchases
6
NetScanner - HTTP Catcher
NetScanner - HTTP Catcher
NetScanner - HTTP Catcher
HTTP Sniffer,Capture,Debug
Free

This tool allows developers to inspect HTTP and HTTPS traffic directly on their iPhone. It captures requests and responses in real-time, aids in debugging, and offers built-in utilities for analysis and testing.

Real-time traffic inspectionHTTPS setup and debuggingRequest analysis and editing
🛠️ Developer Tools
(3)
free
7
Busymate Helper
Busymate Helper
Busymate Helper
HTTP & API traffic inspector
Free

Inspect HTTP and HTTPS traffic directly on your device. Capture requests, view headers and bodies, and decrypt specific domains without needing a desktop proxy. Ideal for developers debugging their own apps and websites.

System-wide traffic captureHTTPS decryption for selected domainsReal-time request/response feed
🛠️ Developer Tools
(2)
free
8
Stream HTTP Sniffer
Stream HTTP Sniffer
Stream HTTP Sniffer
HTTP Sniffer / Request Replay
Free

This tool captures and analyzes HTTP/HTTPS traffic directly on your device for network debugging. It allows developers and QA teams to inspect requests and responses, filter traffic, rewrite messages, and even block specific requests. HTTPS capture requires CA certificate configuration.

HTTP/HTTPS packet captureRequest/response historyDomain filtering
🛠️ Developer Tools
(2)
free with in-app purchases
9
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
10
HTTP Client: Geturl
HTTP Client: Geturl
HTTP Client: Geturl
Send HTTP Requests
Free
🛠️ Developer Tools
(0)
11
HTTP Debugger+
HTTP Debugger+
HTTP Debugger+
Debug PC's HTTP Traffic
$1.99
$4.99 | 60% OFF
🛠️ Developer Tools
(0)
12
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
13
Http Traffic - Sniffer&Capture
Http Traffic - Sniffer&Capture
Http Traffic - Sniffer&Capture
Network Inspect & Debug
Free

Capture, analyze, and debug network traffic on your device. Inspect HTTP/HTTPS requests and responses, filter data, and export records for detailed review. Useful for developers and network administrators.

Packet capturing and data statisticsWi-Fi LAN packet captureIn-app and web browser analysis
🔧 Utilities
(18)
ad-supported
14
ProxyPin - Open Source Capture
ProxyPin - Open Source Capture
ProxyPin - Open Source Capture
HTTP(S) Traffic Capture
Free

Capture and analyze HTTP(S) traffic on your mobile device. Easily connect terminals via QR code, filter traffic, and process requests with custom scripts or rewrites. Decrypt sensitive data and block unwanted requests.

QR code connection for proxy setupDomain name filteringJavaScript scripting for request/response processing
🛠️ Developer Tools
(102)
free
15
NetLens
NetLens
NetLens
Inspect HTTP request on mobile
Free

Inspect and analyze mobile network traffic in real-time. Understand HTTP/HTTPS requests, measure performance, and detect security vulnerabilities. Offers advanced features for developers to optimize and secure their applications.

Real-time network traffic monitoringHTTP/HTTPS request and response analysisPerformance measurement and optimization
🛠️ Developer Tools
(0)
freemium
16
ReqScope – HTTP Catcher
ReqScope – HTTP Catcher
ReqScope – HTTP Catcher
by KIM HEDLEY E.E.
Free
🔧 Utilities
(0)
17
Packet Capture Pro: HTTPS
Packet Capture Pro: HTTPS
Packet Capture Pro: HTTPS
HTTPS Capture & API Debug
Free

Capture and analyze HTTP/HTTPS/WebSocket traffic on your device. Inspect full request/response details, filter by keywords, and rewrite/replay network responses. Collaborate with PC clients and import/export HAR files for seamless debugging.

Real-time HTTP/HTTPS/WebSocket traffic captureDetailed request and response inspectionKeyword-based filtering
🛠️ Developer Tools
(13)
free with in-app purchases
18
HTTP Fish
HTTP Fish
HTTP Fish
by MESS LAB LTD
Free

This application allows developers to test APIs by sending various HTTP requests. It provides detailed insights into request performance and stores requests for easy access and review. Users can view formatted responses and maintain a history of all sent requests.

Send any HTTP request typeDetailed request performance metricsOrganize requests into collections
🛠️ Developer Tools
(7)
free
19
Storm Sniffer - Packet Capture
Storm Sniffer - Packet Capture
Storm Sniffer - Packet Capture
Sniffer、Rewrite、Network Debug
Free

Capture and inspect HTTP/HTTPS traffic directly on your iOS device. Debug network issues, rewrite requests and responses in real-time, and replay HTTP requests. Offers advanced scripting capabilities for enhanced scalability.

Packet capture via local VPNHTTP/HTTPS request/response inspectionReal-time request/response rewriting
🛠️ Developer Tools
(121)
subscription
20
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
(782)
free with in-app purchases

FAQ about Debug Http

What are the best debug http apps for iPhone?
Stream - Network Debug Tool tops our debug http apps ranking as of August 2026, with a 4.1-star average from 133 App Store ratings, and it's free to download.
Yes — 19 of the top debug http apps we rank are free to download, including Stream - Network Debug Tool and Reqable.
Stream - Network Debug Tool has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 243+ debug http apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Stream is an iOS-based network debugging tool designed for developers and QA engineers. It allows you to sniff HTTP and HTTPS requests, capture request and response bodies, and replay sniffed requests. It also supports host configuration for switching between test and online environments.
To sniff HTTPS requests, you will need to install CA certificates on your iOS device. The app provides the functionality to do this, which is necessary for decrypting and inspecting encrypted network traffic.