Best Sniffer Apps

4.5(188 ratings)

FreeIn-App Purchases

Analyze your device's network activity to understand app behavior. Identify which apps are connecting to the internet, their data usage, and potential privacy risks. Gain control over your network with detailed visual reports and advanced inspection tools.

Storm Sniffer - Packet Capture by Hunan Storm Technology Co.,Ltd

Sniffer、Rewrite、Network Debug

Strong Contender

3.9😐(121 ratings)

FreeIn-App Purchases

#20in Developer Tools

Storm Sniffer - Packet Capture screenshot 1

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Storm Sniffer - Packet Capture screenshot 3

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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.

What We Love

🚀 Fast and efficient
👍 User-friendly interface
🔒 Robust security features
💡 Innovative functionality

Room to Improve

🐛 Stability issues and crashes
🔒 Privacy concerns around data collection
💰 Paywall for core features
🌐 Compatibility problems with older devices/OS

Stream - Network Debug Tool by Stream Lab Inc.

HTTPS Sniff / Request Replay

Worth Considering

Online devices & security

4.1😐(133 ratings)

FreeIn-App Purchases

#59in Developer Tools

Stream - Network Debug Tool screenshot 1

Stream - Network Debug Tool screenshot 2

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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)
✏️ Ability to edit and resend requests
📤 HAR export functionality for sharing captured data
🎮 Effective for extracting game data (Genshin Impact, Honkai Star Rail)
💰 No ads and minimal monetization (optional in-app purchases)

Room to Improve

🐛 Certificate installation fails on iOS 18.x versions
🐛 Gacha history recording not working properly
🐛 'Code 0' error when generating JSON links
🐛 VPN profile conflicts requiring app reinstallation
⚠️ Requires installing system certificates (security concern)
⚠️ Built-in blacklist cannot be disabled or customized
🔒 Security risks from certificate installation on system
📱 Incompatible with older iOS versions (iOS 8)
🌐 Certificate download server issues (192.168.0.2 address problems)
❌ Difficult setup process with multiple steps
🔴 Lacks gzip response decompression support

More Sniffer apps to explore

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Http Traffic - Sniffer&Capture

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Packet capturing and data statisticsWi-Fi LAN packet captureIn-app and web browser analysis

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.

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Hodor - HTTP(s) Packet Sniffer

Support Flutter WebSocket TCP

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Capture and Share MIDI Logs

MIDI Sniffer

Capture MIDI messages (text/hex)Microsecond precision timestampsShare logs via text/email

Capture and share MIDI messages from external instruments. View logs in text or hex with precise timestamps. Export as MIDI files or share via text/email. Supports Bluetooth LE connections and message filtering.

by Environmental Instruments Canada Inc.

Real-time radon level monitoringBluetooth Low Energy connectivityTimed run functionality

This utility app connects to a specific radon detection device via Bluetooth. It allows users to monitor radon levels in real-time, set up timed measurements, and configure device settings for expanded functionality.

Wifi Analyzer Network Analyzer

free

Wifi Status: Network Scanner

Discover connected devicesNetwork informationDownload & upload speed test

Analyze your Wi-Fi network, discover connected devices, and test network performance. This app provides detailed network information, speed tests, and diagnostic tools to help you understand and troubleshoot your network.

(2.7K)

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Thermal Sniffer

Http Traffic pro - sniffer

Network Inspect & Debug

$0.99

$9.99 | 90% OFF

This app captures and analyzes network traffic, allowing you to inspect packets, filter data, and preview various file types like videos and text. It supports HTTP/HTTPS body parsing and allows access to captured records from other devices via a browser.

Packet capturing and data statisticsWi-Fi LAN packet capturingIn-app and web browser packet analysis

Ultrasonic beacon detector

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Network Analyzer: WiFi Scan

LAN scanner, ping, DNS & whois

Wi-Fi LAN scannerDevice discoveryPing and traceroute

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.

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(6.8K)

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AI Aircraft Trail Scanner

AI-powered image analysisDetects contrail patternsEducational environmental insights

Analyze contrails in your sky photos with AI. Get educational insights into how aviation activity impacts air quality and climate. Save your scans and learn about atmospheric phenomena.

Easily Visualize DNS Hierarchy

$1.99

Metal Detector App Free - Metal Sniffer Free

by 黎丽陈

Detects metal using phone's magnetometerMeasures electromagnetic fieldsVisualizes magnetic field fluctuations

This utility app transforms your smartphone into a metal detector by measuring electromagnetic fields using your device's magnetometer. Simply move your phone around to detect fluctuations in magnetic field strength, indicating the presence of nearby metal objects.

HTTP Sniffer / Request Replay

HTTP/HTTPS packet captureRequest/response historyDomain filtering

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.

(2)