Preview
Description
Egern is a feature-rich and powerful networking tool, specifically designed for proxying, intercepting, and modifying network traffic. Key features include: · Comprehensive recording of TCP, UDP, DNS, and HTTP network traffic. · Support for a wide range of rule types: domain, domain keywords, domain suffix, domain regular expressions, domain wildcard, geo-location, IPv4/IPv6 CIDR, URL regular expressions, logical, protocol, user-agent, rule sets, and default rules. · Flexible policy group options: selection, automatic testing, fallback, load balancing, and external policies. · Support for multiple proxy protocols: HTTP, SOCKS5, Shadowsocks, Trojan, Hysteria2, TUIC, Vless, and Vmess. · Effortlessly decrypt HTTPS traffic using Man-in-the-Middle attack techniques. · URL rewriting capabilities, allowing you to freely customize network requests. · Highly customizable request and response header rewriting functionality. · Versatile request and response content rewriting abilities. · Utilize JavaScript to provide customized operations on request and response data. · Support for local HTTP proxy server and local SOCKS5 proxy server to meet various networking needs. · DNS forwarding rules can proxy traffic to servers that support DoH, DoT, and DoQ protocols. · Sync configuration information across devices with iCloud, ensuring consistent network settings anywhere, anytime. As your ultimate network management tool, Egern helps you easily navigate various network environments and achieve efficient network control and debugging. Whether you're a network security expert, developer, or simply interested in network management, Egern will become an indispensable tool. Experience the powerful features of Egern and create your own exclusive networking environment today! Twitter: https://twitter.com/byteallen
What's New
Version 2.21.0 2026-11-04
Tailscale Proxy (New) · Join a tailnet as its own node via Tailscale or Headscale, with an auth key or browser login · Direct IPv4/IPv6 connections, exit nodes,...Tailscale Proxy (New) · Join a tailnet as its own node via Tailscale or Headscale, with an auth key or browser login · Direct IPv4/IPv6 connections, exit nodes, subnet routes and MagicDNS, with rules added automatically · Accept incoming connections, or serve as an exit node or subnet router with Wake-on-LAN · Status page and login-required notifications · Works via a Prev Hop and on UDP-blocked or IPv6-only networks; reconnects after network changes · Accurate latency tests; policy groups fail over when a relay region is down Unified Rewrite Engine (New) · New rewrites config: match on URL, host, path, method, headers, query or status, then edit headers, query or URL, redirect, rewrite bodies with regex or jq, respond directly or run scripts · Visual editor, rewrite activity in connection details, auto-updated resources · Faster and lighter; existing url_rewrites, header_rewrites, body_rewrites and map_locals work unchanged New Features · ShadowsocksR (SSR) support · Source IP (SRC-IP) rules · HTTP Engine Hosts and Raw TCP Hosts settings; the HTTP engine now defaults to port 80 only, fixing PS Remote Play streaming · DNS upstream health monitoring with failure notifications · Swipe to disable or enable host mapping values · proxy_nameservers accepts upstream group names · Proxy server and its location in connection details · Notifications when scripts time out or hang · New [Rewrite] and [Script] line syntax in imported plugins · Local names like nas or xxx.local resolve to real IPs · Liquid Glass app icon for iOS 26 Improvements · Much faster, lighter WireGuard on weak networks; large uploads no longer slow other traffic · WireGuard: smoother Prev Hop group switching, works without DNS servers, better config import · UDP (QUIC, calls) for Trojan, VMess, VLESS, Snell and AnyTLS behind an HTTP Prev Hop · gRPC reuses one HTTP/2 connection per route · Scripts: optional unlimited timeout with stall detection, lower latency, less memory · Policies page syncs automatically; new subscription nodes appear right away · Faster VPN start with many rule sets · In-app edits to local modules, scripts and rule sets apply on save · Retry all failed resources at once · Richer Module Preview · Notification History: multi-select source filter, hide blocked notifications · Clearer DNS errors; no retries on NXDOMAIN · Much smaller iCloud backups · Failed MITM handshakes now appear in captures Fixed · Network extension crashing once the Fake IP pool ran out · Profile wiped when a save failed · Some sites failing to load due to large response headers · WireGuard stalls, dropouts, IPv6 and DNS failures, slowdowns, a crash with large MTUs and needless node switches · TUIC and Hysteria2 stalls after seeking, port-hopping disconnects, UDP failures and slow Brutal pacing · Some REALITY nodes failing to connect · ShadowTLS, Vision and TLS obfs breaking on large transfers; bad Shadowsocks UDP replies; close errors on WebSocket, gRPC, AnyTLS and VMess · Large downloads cut off midway · Requests hanging after HTTP/2 handshake failures or failing on idle connections · Various HTTP issues in body rewrites and scripts · MITM certificates rejected for connections without SNI · Late fetch/$httpClient callbacks timing out scripts; wrong IPv6 address in scripts · Regex rule values cut off at commas; PROTOCOL rules mislabeled · Profile changes sometimes not applied or overwritten · Module DNS upstreams ignored; disabled modules still in effect · SSID rules, conditional groups and Exclude Route 0.0.0.0/31 mishandling Wi-Fi/cellular switches · Regex-filtered groups showing the wrong nodes · Default selections vanishing in other groups · IPv6 addresses unreachable via the local HTTP proxy · Missing response headers in connection details · Rare UDP drops over IPv6 · Stale icons after updating icon sets · Possible crash opening Local Proxy or MITM's Install on Other Devices Technical Analysis
Package Overview Basic metadata
Bundle ID
com.bytecrossing.Egern Current Version 2.21.0
Minimum iOS 16
Package Size App Store Size
Package Metadata 10 / 55 version records
Detailed binary, privacy manifest, framework, and Info.plist results have not been indexed for this package yet. The verified App Store and archive metadata above remains available.
Known Version Records
10 version records with stored package metadata • 55 known version records
Stored metadata does not guarantee a package is currently available to download.
| Details | Version / IDs | Version date | Action |
|---|---|---|---|
| 44.41 MB | v2.20.0 App Store ID: 888722839Build: 783 | 2026-07-23 07:30:06 | Get Version |
| 41.99 MB | v2.19.0 App Store ID: 885942761Build: 768 | 2026-05-21 05:37:22 | Get Version |
| 40.36 MB | v2.18.0 App Store ID: 884426642Build: 754 | 2026-04-12 14:08:08 | Get Version |
| 39.93 MB | v2.17.0 App Store ID: 883423226Build: 734 | 2026-03-16 11:58:50 | Get Version |
| Not archived | v2.16.0 App Store ID: 882941745Build: 2.16.0 | 2026-03-02 20:35:33 | Request Version |
| Not archived | v2.15.0 App Store ID: 881860251Build: 2.15.0 | 2026-01-26 21:19:09 | Request Version |
| 37.5 MB | v2.14.0 App Store ID: 880339933Build: 682 | 2025-12-04 10:34:30 | Get Version |
| 37.37 MB | v2.13.0 App Store ID: 880097482Build: 678 | 2025-11-26 05:36:14 | Get Version |
| 37.27 MB | v2.12.0 App Store ID: 879608168Build: 673 | 2025-11-08 15:12:24 | Get Version |
| Not archived | v2.11.0 App Store ID: 879448229Build: 2.11.0 | 2025-11-03 21:14:06 | Request Version |
| Not archived | v2.10.0 App Store ID: 878726769Build: 2.10.0 | 2025-10-27 19:48:29 | Request Version |
| Not archived | v2.9.0 App Store ID: 878615349Build: 2.9.0 | 2025-10-07 09:10:38 | Request Version |
| 32.65 MB | v2.8.0 App Store ID: 878071086Build: 648 | 2025-09-25 13:55:32 | Get Version |
| 32.71 MB | v2.7.0 App Store ID: 877997334Build: 641 | 2025-09-10 06:52:18 | Get Version |
| 32.51 MB | v2.6.0 App Store ID: 877515055Build: 636 | 2025-08-24 12:26:28 | Get Version |
| Not archived | v2.5.0 App Store ID: 876788108Build: 2.5.0 | 2025-07-29 17:41:13 | Request Version |
| Not archived | v2.4.0 App Store ID: 876287580Build: 2.4.0 | 2025-07-11 00:02:38 | Request Version |
| Not archived | v2.3.0 App Store ID: 875872112Build: 2.3.0 | 2025-06-25 20:43:33 | Request Version |
| Not archived | v2.2.0 App Store ID: 875396397Build: 2.2.0 | 2025-06-08 17:06:18 | Request Version |
| Not archived | v2.1.0 App Store ID: 875222954Build: 2.1.0 | 2025-06-01 13:35:37 | Request Version |
| Not archived | v2.0.0 App Store ID: 875167114Build: 2.0.0 | 2025-05-30 16:34:10 | Request Version |
| Not archived | v1.31.0 App Store ID: 872614222Build: 1.31.0 | 2025-02-19 10:26:09 | Request Version |
| Not archived | v1.30.0 App Store ID: 872353654Build: 1.30.0 | 2025-02-09 23:41:34 | Request Version |
| Not archived | v1.29.0 App Store ID: 872251636Build: 1.29.0 | 2025-02-05 13:27:40 | Request Version |
| Not archived | v1.28.1 App Store ID: 871666112Build: 1.28.1 | 2025-01-11 15:06:29 | Request Version |
| Not archived | App Store ID: 871629392 | Unknown | Request Version |
| Not archived | App Store ID: 870835913 | Unknown | Request Version |
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| Not archived | App Store ID: 868784902 | Unknown | Request Version |
| Not archived | App Store ID: 868475488 | Unknown | Request Version |
| Not archived | App Store ID: 868076033 | Unknown | Request Version |
| Not archived | App Store ID: 867647303 | Unknown | Request Version |
| Not archived | App Store ID: 867472258 | Unknown | Request Version |
| Not archived | App Store ID: 865253894 | Unknown | Request Version |
| Not archived | App Store ID: 865241457 | Unknown | Request Version |
| Not archived | App Store ID: 864814691 | Unknown | Request Version |
| Not archived | App Store ID: 864164018 | Unknown | Request Version |
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| Not archived | App Store ID: 863093973 | Unknown | Request Version |