User Agent Parser
Parse user-agent strings.
Loading tool…
Heavy libraries load on demand so the page shell stays fast.
About User Agent Parser
User Agent Parser (user agent) is a free developer tools tool on Toolncy. Parse user-agent strings. Unlike cloud converters, user agent runs locally with WebAssembly and browser APIs — your files never leave this device. No account, no upload queue, and no watermarks. Browse 41 tools in Developer Tools when you need a related step.
How to use User Agent Parser
- 1Open User Agent Parser — paste or drop input for user agent.
- 2Edit options specific to User Agent Parser (format, validate, encode, or hash).
- 3Run the transform instantly in your browser tab.
- 4Copy or download the output. Sensitive snippets never hit a server.
Frequently asked questions
Is User Agent Parser free to use?
Yes. User Agent Parser on Toolncy is free with no tiers, trials, or sign-up. Use user agent as often as you need.
Does User Agent Parser upload my files?
No. User Agent Parser processes everything locally in your browser. Toolncy never receives the files you open for user agent.
Is User Agent Parser safe for confidential work?
Yes for architecture: nothing is uploaded. Still use a trusted device — local malware can read browser memory like any app.
Does User Agent Parser work on phones?
Yes on modern mobile browsers. Heavy developer tools jobs may be slower on older phones because user agent runs on-device.
Does User Agent Parser send code to a server?
No. user agent transforms run in your tab. Safe for tokens and snippets you would not paste into a cloud formatter.