Browser Tools
Test webcam, microphone, keyboard, mouse, screen resolution, browser info, and clipboard — private diagnostics in your tab.
Browse every free browser tools on FileToolsHub. Open a tool to upload or paste your input, run the action, and download or copy the result — no installation and no paid plan required for everyday use.
7 free online tools
Free online browser tools
FileToolsHub browser tools help you diagnose hardware and software in the current tab — webcam preview, microphone level, keyboard and mouse events, screen resolution, browser info, and clipboard read/write checks.
Everything runs locally. Camera and mic streams are never recorded or uploaded; key, pointer, and clipboard data stay on your device. Use these pages when setting up a call, checking sticky keys, verifying display size, or confirming clipboard permissions.
Open /browser for the full set, or jump from related links between Webcam Test, Microphone Test, Keyboard Test, Mouse Test, Screen Resolution Checker, Browser Info, and Clipboard Test. Each tool appears on the HTML and XML sitemaps.
- Confirm a webcam works before a meeting
- Check microphone input level without recording
- Find sticky or dead keyboard keys
- Test mouse buttons and scroll wheel
- Read screen size, DPR, and orientation
- Copy user agent and platform details for support
- Verify clipboard write and read permissions
All browser tools
Webcam Test
Check that your webcam works with a live preview in this tab — nothing is recorded or uploaded.
Microphone Test
Verify your mic with a live input-level meter. Audio stays on your device — nothing is recorded or uploaded.
Keyboard Test
Press keys to see key, code, and down/up events — useful for sticky keys and layout checks.
Mouse Test
Test mouse movement, left/middle/right clicks, and scroll wheel inside a private on-page pad.
Screen Resolution Checker
See screen size, available area, window size, pixel ratio, and orientation — updates live on resize.
Browser Info
Inspect user agent, platform, language, concurrency, timezone, and connection hints from your browser.
Clipboard Test
Verify clipboard write and read permissions with sample text — contents never leave your device.
Looking for something else? Browse the full sitemap.
Why use FileToolsHub for browser tools?
FileToolsHub keeps browser tools in one place so you do not bounce between unrelated converter sites. Each tool page explains how the workflow works, lists benefits, and answers common questions so you can finish the job without searching for instructions.
When you need a different format or a follow-up step, related tools and category links make it easy to continue — for example merge then compress, or format JSON then validate. Browse the sitemap if you want a full alphabetical-style list by category.
Every tool in this category is free for unlimited everyday use. Prefer mobile? The same pages work in phone and tablet browsers so you can convert a file or format text when you are away from your desktop.