Browser / Device APIs
Browser Capability Checker
Check whether the current browser supports location, camera, screen capture, Wake Lock, WebAuthn, WebGPU, and other important web APIs.
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Tools in This Category
Browser / Device APIs
Geolocation Inspector
Read latitude, longitude, accuracy, altitude, and speed after permission is granted. Location data stays in the browser.
Browser / Device APIs
Camera and Microphone Tester
Inspect camera and microphone devices, permissions, and active track settings, then stop the test stream immediately.
Browser / Device APIs
Camera Photo Capture
Capture a still photo from the browser camera and download it as JPEG. The image is created only in browser memory.
Browser / Device APIs
Browser Audio Recorder
Record microphone input in the browser and create a playable, downloadable WebM or MP4 audio file.
Browser / Device APIs
Screen Recorder
Record a user-selected screen, window, or browser tab and download it as WebM or MP4.
Browser / Device APIs
Device Orientation Tester
Read one alpha, beta, gamma, and absolute-orientation sample on supported mobile browsers.
Browser / Device APIs
Screen Wake Lock
Enable or release a screen wake lock while the current tab remains visible on supported browsers.
Browser / Device APIs
Web Share Tester
Send text or a URL to the operating system share sheet, with a clipboard fallback when Web Share is unavailable.
Browser / Device APIs
Clipboard Read / Write
Write text to the clipboard or read permitted clipboard text and MIME types.
Browser / Device APIs
Local Text File Editor
Open and edit local text, JSON, or CSV files in the browser, then save back when supported or download a new file.
Browser / Device APIs
Browser Notification Tester
Check notification permission and show a local test notification after the user grants access.
Browser / Device APIs
Vibration Pattern Tester
Test a bounded vibration and pause pattern in milliseconds on supported mobile browsers.
Browser / Device APIs
Fullscreen API Tester
Enter fullscreen for the current web page, inspect the state, or exit fullscreen.
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Browser / Device APIs category guide
Test camera, location, screen capture, clipboard, and device capabilities directly in an HTTPS browser page without installation. This category includes 14 tools.
Key Points
- Tools: 14
- Focus: Privacy-friendly browser-native API diagnostics without sending device data to the server
- Featured: geolocation, screen recording, and local file editing
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Frequently Asked Questions
What tools are in Browser / Device APIs?
It includes location, camera and microphone, screen recording, Wake Lock, sharing, clipboard, and local file tools.
Does Browser / Device APIs use server bandwidth for device data?
Only page and JavaScript delivery use server bandwidth; device data and generated files remain in the browser.