PrismKit圖片與媒體音調產生器音調產生器在瀏覽器中執行本機複製連結Markdown以任意音高播放測試音、頻率掃描、白噪音或粉紅噪音，附音符選擇器與左右聲道測試。麥克風測試Test your microphone with a live level meter, waveform and spectrum, and record a short clip to play back.螢幕錄影Record your screen, a window or a tab with optional microphone audio, then preview and download the video, all in your browser.