What is a User-Agent string?
It is a line of text that identifies your browser and operating system to the web server you are visiting.
UA Parser — Identify Modern Browser & Device Specs
Parse and decode browser User-Agent strings • Identify device type, OS, and browser engine details
Last updated: May 2026
Network & Performance 0.0(0 Reviews)
Parse any browser User-Agent string to identify the device type, operating system, and browser engine. A professional utility for debugging device-specific issues and analytics.
• Fact-Checked & Verified•Compliance: 2026 Standards•Last Updated: May 2026
01
Why Use our User-Agent Parser (Modern)?
Parse any browser User-Agent string to identify the device type, operating system, and browser engine. A professional utility for debugging device-specific issues and analytics.
How it works
The tool uses a high-precision regex engine to match UA patterns against a database of thousands of browser and hardware signatures.
02
Key Features of User-Agent Parser (Modern)
Real-time parsing of custom strings
Detection of Browser, OS, and Device Brand
Identification of Bot/Crawler signatures
Browser Engine (Blink, WebKit, Gecko) details
03
Common Questions About User-Agent Parser (Modern)
Why do some strings look identical?
Many modern browsers use similar 'base' strings (like Chrome using Safari/WebKit strings) for compatibility reasons; our parser looks for specific tokens to differentiate them.
Looking for more professional developer utilities?
Explore All WebToolkit Pro ToolsEditorial Standards & Processing Transparency
This utility is engineered and maintained under strict editorial and technical standards. All source calculations are audited against official formatting standards and RFC specifications to guarantee mathematical and logic accuracy.
Content Creation & Automation Transparency: To ensure our dynamic developer specifications and reference datasets remain fully comprehensive and updated against newly released RFC updates, this page compiles technical documentation using advanced programmatic retrieval tools. Every output data block, feature list, and system specification is subsequently audited, fact-checked, and verified by our systems engineers for absolute correctness and accuracy.
Security Guarantee: To guarantee absolute user privacy, this tool executes 100% client-side inside your web browser. None of your input strings, payloads, keys, or files are ever transmitted to a server or stored externally.
Built by Abu Sufyan • Also explore: Severance Calculator & TradeConvert
Further Reading
Expert guides and technical research related to this tool.