Loon

Loon

by Loon Lab Limited

501 ratings
232 reviews
$7.99

Details

  • Released
  • Updated

Features

Loon screenshot #1 for iPhone
Loon screenshot #2 for iPhone
Loon screenshot #3 for iPhone
Loon screenshot #4 for iPhone
Loon screenshot #5 for iPhone
Loon screenshot #6 for iPhone
Loon screenshot #7 for iPhone
Loon screenshot #8 for iPhone
iphone
ipad
🖼️Get Icon
Icons↘︎

About

This app is a powerful network tool for debugging and optimizing connections. It offers comprehensive traffic capture, detailed record-keeping, and advanced routing options. Features include robust ad-blocking and cutting-edge DNS capabilities.

Wide protocol support (ss, vmess, trojan, etc.)
Comprehensive traffic capture (HTTP, HTTPS, TCP, UDP)
Detailed request/response header and body recording
MITM functionality over HTTP2
Advanced domain-based routing
Robust ad-blocking with custom rules
Traffic usage monitoring
Advanced DNS features (IPv6, DoH, DoQ, DoH3)
Show original description

What users say

See all reviews

What's New in Loon

3.5.0

June 25, 2026

This release introduces a major overhaul of the UDP networking stack and substantial improvements to QUIC, WireGuard, and related protocols, delivering better performance, lower memory usage, and improved stability. UDP & QUIC * Rebuilt the UDP stack to improve small-packet forwarding performance, thread scheduling, and memory efficiency. * Added dynamic timeout management for bursty short-lived UDP connections to reduce resource consumption and prevent excessive memory usage. * Reworked the QUIC implementation with significant improvements in performance, stability, and memory utilization. * Optimized QUIC-based protocols including Hysteria2, DoQ, and DoH3 for better throughput and reliability. * Added Port Hopping and Proxy Chain support for Hysteria2. * Reworked the WireGuard implementation with major improvements in performance, stability, and memory efficiency. * Improved UDP protocol resilience during network transitions and under unstable network conditions. * Enhanced QUIC detection and fallback handling. TCP & Protocol Enhancements * Optimized the TCP stack for improved scalability and concurrency. * Added Reality support for VMess, Trojan, and AnyTLS. * Added TLS fingerprint options. * Added Obfuscation (Obfs) support for Shadowsocks 2022. Other Improvements * Packet Capture now supports HAR export and cURL generation for individual requests. * Fixed several HTTP/2 to HTTP/1.1 compatibility issues. * Refined request record categories and improved list presentation. * Fixed multiple crashes and included various performance improvements and bug fixes.

More

Charts

Top Paid

📊 13

Utilities

The app has maintained its position at 13 recently.

Last updated on July 28, 2026.

User reviews

买后遇到问题,进入群组被秒封

本来想问一问问题,什么都没做,没说,刚进入电报群组就被封?

规则没配置好时国内应用有些会比较卡

规则没配置好时国内应用有些会比较卡,这软件上手有门槛。

配置文件不生效

设置了分流还直连

垃圾软件

买了之后进tg群,直接给我封禁拉黑了,怎么都进不去

loon奇怪现象

手机正常,但配置带anytls就无法上传至appletv。

Developer apps

User experience

🐞

Reported Bugs

4 issues

Nodes not working after iOS 16 update

Bug

Subscription issues and inability to refund

Bug

Mitm and script features not functioning properly

Bug

Incompatibility with certain games and apps

Bug

Requested Features

6 requests

Support for Reality protocol

Feature

Support for gRPC protocol

Feature

Proxy sharing feature

Feature

Improved DNS hijacking protection

Feature

Better widget and shortcut support

Feature

macOS and Windows versions

Feature

FAQ

What does Loon do?

Loon is a comprehensive network tool designed for debugging and optimizing network connections. It allows users to capture and analyze network traffic, manage proxies, block ads, and gain insights into network activity.

What are the key features of Loon?

Key features include support for a wide range of protocols (ss, vmess, trojan, etc.), comprehensive traffic capture, detailed record-keeping of requests and responses, MITM capabilities, advanced routing options, robust ad-blocking, traffic usage monitoring, and advanced DNS features.

Is Loon free to use?

Based on the provided information, Loon is available for free. There are no mentions of subscription fees, in-app purchases, or ad-supported models.

What kind of network traffic can Loon capture?

Loon can capture all HTTP, HTTPS, TCP, and UDP traffic on your device. This captured traffic can then be redirected to a proxy server for thorough analysis and debugging.

How can Loon help with network troubleshooting?

Loon aids in network troubleshooting by providing detailed insights into network activity, including recording HTTP and HTTPS request/response headers and bodies. Its advanced routing and MITM capabilities also allow for deeper inspection and manipulation of traffic.