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Popular tools
| Tool | Category | Processing |
|---|---|---|
| Test your microphone onlineLive sound level, recording and playback for your microphone. | Device tests | In your browser |
| Test your webcam onlineCamera preview, real resolution and measured frames per second. | Device tests | In your browser |
| Test your keyboard onlineVirtual keyboard that lights up, dead keys and key rollover. | Device tests | In your browser |
| Dead pixel testSolid full-screen colours to find dead and stuck pixels. | Device tests | In your browser |
| Internet speed testPing, download and upload speed of your connection. | Device tests | In your browser |
| Compress an imageShrink JPG, PNG and WebP photos with a before/after comparison. | Images | In your browser |
| Convert HEIC to JPGTurn iPhone HEIC photos into JPG files that open everywhere. | Images | In your browser |
| Merge PDF filesCombine several PDFs into one, in the order you choose. | In your browser |