HAR File Viewer Online
Open and preview .har files (HTTP Archive) directly in your browser — no downloads, no installs, no account required.
Open HAR File Now →About HAR Files
| Extension | .har |
| Full Name | HTTP Archive |
| MIME Type | application/json |
| Category | 💻 Code & Markup |
| Processing | 🔒 In-browser (private) |
Software That Creates HAR Files
- Chrome DevTools
- Firefox DevTools
- Fiddler
- Charles Proxy
- Postman
Who Uses HAR Files?
- Web developers
- QA engineers
- Security analysts
- Performance engineers
How to Open HAR Files Online
- Visit ViewAnyFile.app
Go to ViewAnyFile.app in any web browser.
- Upload your HAR file
Drag and drop your
.harfile, or click to browse. - View instantly
Your file renders immediately. It stays in your browser — nothing is uploaded.
Frequently Asked Questions
How do I open a HAR file online?
Visit ViewAnyFile.app and drag your .har file into the upload area. It renders instantly — no download or account needed.
Is it safe to open HAR files on ViewAnyFile.app?
Yes. All processing for HAR files happens entirely inside your browser. Your files never leave your device and are never uploaded to any server.
Can I open HAR files on Mac and mobile?
Yes. ViewAnyFile.app works in any modern browser on Windows, macOS, Linux, iPhone (Safari), and Android (Chrome). No operating system restrictions.
Do I need to create an account?
No. ViewAnyFile.app is 100% free with no signup required. Just drag, drop, and view.