Browser Version Detector
Online browser version detector for browser version, rendering engine, OS details, and feature support checks in compatibility testing and troubleshooting.
Browser Info
Browser Name-
Browser Version-
Rendering Engine-
Engine Version-
JavaScript Engine-
Operating System
Operating System-
OS Version-
Architecture-
Screen Info
Screen Resolution-
Window Size-
Pixel Ratio (DPR)-
Color Depth-
Language & Timezone
System Language-
Timezone-
Feature Support
Supported：0Unsupported：0
Network Info
Online Status-
Connection Type-
Downlink-
RTT-
User Agent
-
Browser Identity
vendor-
product-
platform-
Browser Version Detector Guide
This browser version detector collects browser, OS, screen, network, and key Web API capability data in one place, helping you debug compatibility issues with full context.
Core Capabilities
- Detects browser name, version, rendering engine, and JavaScript engine.
- Shows OS version, architecture, screen resolution, and pixel ratio together.
- Checks support for WebGL, Service Worker, Fetch, Observer APIs, and more.
- Provides online status, connection type, downlink, and RTT diagnostics.
How to Use
- Open the page and the tool automatically reads your current browser environment.
- Click Refresh after network changes or window resizing to get the latest values.
- Click Copy UA to paste User Agent data into bug reports or API tickets.
- Use the feature support list to locate compatibility gaps quickly.
Use Cases
- Frontend pre-release checks for browser versions and API support
- API debugging with user environment context and UA records
- Production issue triage with reproducible client-side diagnostics
- Cross-platform QA validation for browser capability differences
Privacy & Compatibility Notes
No detection data is sent to servers. Parsing and calculation run fully in your local browser. Some network fields depend on the Network Information API and may vary by browser support.