Egern is a network utility developed by Byte Crossing that enables users to intercept, proxy, and modify network traffic. It provides advanced capabilities for traffic analysis and request manipulation, including HTTPS decryption and support for various proxy protocols.

Overview · Full Intel report in progress

The App DNA

What makes this app unique?

For Network engineers, developers, and power users requiring granular control over network traffic and request debugging.

Key features

Traffic Interception and Decryptionstandard

Supports comprehensive recording of TCP, UDP, DNS, and HTTP traffic with Man-in-the-Middle capabilities for HTTPS decryption.

Advanced Rule Enginestandard

Offers extensive rule-based routing including domain, CIDR, geo-location, and regular expression matching.

Proxy Protocol Supportstandard

Compatible with a wide range of protocols such as HTTP, SOCKS5, Shadowsocks, Trojan, Hysteria2, TUIC, Vless, and Vmess.

Request and Response Modificationstandard

Provides tools for URL rewriting and customizable manipulation of request and response headers and content.

How much does it cost?

free

Velocity

Intense developmentShow more...

5 versions in history. Development pace: intense.

See all version history

Who built it?

Byte Crossing

2 apps tracked · Utilities

ProxycatProxycat
Explore the full publisher profile

User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
4.24 · 63

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for Egern

How's the Utilities market?

The rivals identified

The Analyst's Read

Key takeaways for Egern

Where is it heading?

Bottom line

Egern is a highly technical networking tool designed for users who need deep visibility and modification capabilities for their network traffic.

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Egern, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Egern Intelligence Report.” Updated Apr 24, 2026. https://marlvel.ai/apps/egern

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