ToolJoltTools

HAR File Analyzer

Analyze exported HAR captures — sizes, timings, statuses.

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About HAR File Analyzer

Analyze exported HAR captures — sizes, timings, statuses. HAR File Analyzer runs entirely in your browser, so your data never leaves your device and there is nothing to install — just paste your input and copy or download the result the moment it appears.

How to use HAR File Analyzer

  1. 1Paste or type your data into the input box above (a sample is pre-filled so you can try it instantly).
  2. 2Adjust any options on offer — delimiter, columns, formatting and so on — to match what you need.
  3. 3Processing happens instantly as you type; review the result in the output panel.
  4. 4Click Copy to grab the output or Download to save it as a file — HAR File Analyzer keeps everything on your device.

Why use HAR File Analyzer?

  • Gets the job done in one step with sensible defaults and instant results
  • Processes everything locally in the browser — fast and responsive even on large inputs
  • 100% free with no sign-up, no watermark and no usage limits
  • Runs entirely in your browser — your data is never uploaded or stored
  • Works offline once loaded, with instant results and one-click copy or download

Frequently asked questions

What does HAR File Analyzer do?+

Analyze exported HAR captures — sizes, timings, statuses. It all happens client-side in your browser, which keeps it fast and completely private.

Do I need to install anything or sign up?+

No — HAR File Analyzer works instantly in any modern browser with no account, no download and no usage limits.

Is it free to use?+

Yes — it is completely free with no sign-up, no account and no usage limits. There is no watermark and no paywall, so you can process as many files as you like.

Is my data private and secure?+

Yes. This tool runs entirely in your browser using client-side JavaScript — your data is never uploaded to a server, stored or logged. Once the page has loaded you can even use it offline, which makes it safe for confidential or proprietary files.

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