CLIENT SELECTION / 03 CLIENTS
Choose by platform first, then consider core and management needs. Desktop users generally use v2rayN; for everyday Android use, start with v2rayNG; choose v2flyNG when you specifically need the v2fly core.
DECISION SUMMARY
These three clients are not interchangeable alternatives. v2rayN targets desktop environments, while v2rayNG and v2flyNG target Android; the main differences are their core families, feature direction, and configuration compatibility.
v2rayN provides a full desktop management interface for maintaining multiple subscriptions, server groups, and routing rules. When you need a system proxy, TUN integration, log viewing, or rule debugging, the desktop workflow is clearer.
v2rayNG uses the Xray core and supports common subscription imports, QR-code scanning, server switching, routing settings, and Android VPN service integration. Its navigation is straightforward and configuration resources are widely available, making it a strong default for Android.
v2flyNG’s main value is its v2fly core path. It can be a useful Android alternative when existing configurations depend on that core, when you need to compare how the two cores parse settings, or when you want consistency with another v2fly environment.
COMPARISON TABLE
The table focuses on dimensions that directly affect installation and everyday use. Availability may depend on operating-system permissions, core capabilities, and configuration methods, so platform should be the first selection criterion.
| Comparison criteria | v2rayN | v2rayNG | v2flyNG |
|---|---|---|---|
| Platform support | Windows、macOS、Linux | Android | Android |
| Primary core | Primarily follows the Xray ecosystem, with the desktop client managing the core and configuration | Xray | v2fly |
| Maintenance status | Actively maintained | Actively maintained | Actively maintained |
| Learning curve | Moderate. Basic connections are straightforward, but there are many routing and TUN settings | Low. Importing, selecting, and connecting follow a focused mobile workflow | Low to moderate. Basic tasks are straightforward, but core differences should be understood first |
| Subscription groups | Well suited to managing multiple subscription sources, configuration groups, and batch updates | Supports multiple subscriptions, with mobile workflows focused on quick updates and switching | Provides basic subscription management, with an emphasis on v2fly core compatibility |
| Routing rules UI | Comprehensive desktop management, suitable for editing rule sets and investigating matches | Provides common routing modes and a custom configuration entry point for everyday mobile adjustments | Includes common routing settings; complex rules require a better understanding of the configuration structure |
| TUN and traffic interception | Supports TUN workflows, typically requiring system permissions and the appropriate driver environment | Routes app traffic through the Android system VPN service | Uses the Android system VPN service to establish traffic forwarding |
| Logs and troubleshooting | The desktop window is better suited to reviewing long logs, connection status, and rule execution details | Runtime logs help pinpoint mobile connection and configuration issues | Runtime information helps verify v2fly core configuration behavior |
| Key features | Subscription groups, desktop routing management, system proxy, TUN, centralized configuration and log management | QR-code imports, quick mobile switching, Xray protocol capabilities, and Android VPN service integration | v2fly core path, basic subscription management, and mobile VPN service connectivity |
| Best for | Desktop users, people managing multiple subscriptions, and anyone needing detailed routing or log troubleshooting | Most Android users, first-time configurators, and users who need the Xray core | Users with existing v2fly configurations, core compatibility testing needs, or a preference for the v2fly path |
CLIENT NOTES
A client is only the management layer for the configuration and core. Field support, defaults, and error messages may differ between cores even with the same subscription, so recheck the protocol type, transport parameters, and routing rules after migration.
v2rayN is suited to Windows, macOS, and Linux users. Its main advantage is not support for one particular protocol, but the way it brings subscription updates, server organization, system proxy settings, routing rules, TUN, and log viewing into one desktop interface. With many servers, you can organize configurations by subscription source or purpose instead of repeatedly searching a long list.
First-time setup usually takes four steps: import a subscription, update the server list, select a configuration, and start the system proxy. Complexity rises once you open routing and TUN settings. Routing rules can involve domains, IPs, processes, and outbound actions; TUN also captures traffic from programs that ignore system proxy settings, so it is better suited to users who understand the basic connection flow.
v2rayN is also well suited to troubleshooting. Desktop space lets you view core logs, connection results, and configuration lists together, making it easier to identify port conflicts, invalid fields, certificate issues, or unmatched rules than on mobile. If you maintain only one subscription, advanced menus can usually stay at their defaults.
v2rayNG targets Android and uses the Xray core. Its mobile workflow covers subscription imports, QR-code scanning, configuration selection, connection control, and routing settings. For most users, importing a subscription, selecting a configuration, and starting the connection is enough; there is no need to understand the entire underlying configuration structure first.
Mobile clients typically use the Android system VPN service to capture traffic. This VPN service is the local traffic entry point: app traffic enters the client first, then the core processes it according to the configuration. If another app is already using the system VPN service, Android generally permits only one active entry point, so stop the existing connection before switching clients.
v2rayNG suits users who need Xray protocol capabilities, frequently import configurations by QR code, or want to update subscriptions quickly on a phone. It can handle custom routing, but editing long rules on a small screen is inefficient. Complex rules are better organized on a desktop first, then synchronized to mobile once the logic is clear.
v2flyNG also runs on Android, but follows a different core path from v2rayNG. It suits users who already use v2fly configurations, need consistent behavior with other v2fly environments, or want to compare the same base configuration across different core families. Without a specific core requirement, there is usually no reason to switch frequently between the two Android clients just because their interfaces differ.
The basic workflow remains importing a configuration, selecting a server, and starting the system VPN service. Differences are more likely to appear in protocol extensions, configuration fields, routing behavior, and error messages. Parameters designed for Xray should not be assumed to be universal v2fly fields; when migrating from v2rayNG, first confirm that the subscription’s protocol type and transport settings are supported by the target core.
v2flyNG can also help with troubleshooting. When a subscription provides a standardized base configuration but behavior differs between clients, comparing logs from both core types can indicate whether the issue lies in the client UI, core parsing, or subscription content. Do not run both clients at the same time, as they compete for the system VPN entry point.
SCENARIO GUIDE
Once the platform is clear, narrow the choice by configuration complexity, device count, and core dependencies. These recommendations do not depend on a specific version and do not require you to know every protocol term in advance.
DECISION PATH
If you still cannot decide, use the sequence below. Handle one condition at a time instead of treating platform, protocol, and interface preferences as one problem.
For Windows, macOS, or Linux, go straight to the v2rayN path. On Android, compare v2rayNG with v2flyNG. The platform requirement eliminates unsuitable clients first.
For a standard subscription with no special requirements, start with v2rayNG on Android. Choose v2flyNG when the configuration was explicitly built around the v2fly core or must behave consistently with an existing v2fly environment.
If you need to control outbounds by domain, IP, process, or rule set and frequently review logs, the management space of desktop v2rayN is a better fit. Keep mobile rules as simple as possible to reduce the cost of maintaining them on a small screen.
Both TUN and the Android system VPN service take over the traffic entry point. If a similar program is already running, stop the existing connection first; on desktop, also check local ports, leftover system proxy settings, and required permissions.
Switching between clients frequently adds configuration differences and troubleshooting variables. After choosing a primary client, keep its subscription and routing settings stable; use the other client for comparison only when a clear core compatibility issue appears.