Audio Recorder Test Online Voice Recorder Free Record, playback, download and analyze audio in your browser

Yes, 100% free with no hidden fees, no subscription, no premium tier and no registration required. Every feature is completely free: unlimited recording sessions, live waveform visualization, frequency spectrum analyzer, volume and peak frequency meters, noise suppression and echo cancellation controls, multi-clip recording management with individual play and download buttons, multiple audio format options including WebM, OGG and MP4, and the real-time recording timer. There is no limit on how many recordings you can make or how long they can be (subject to browser memory limits).

No. All audio recording and processing happens entirely within your browser using the Web Audio API and the MediaRecorder API built into modern browsers. Your voice and audio data never leaves your device unless you explicitly click Download and save the file yourself. Nothing is uploaded to any server, no recordings are stored in any database, no analytics are collected on your audio content and nothing is shared with any third party under any circumstances.

The recorder supports WebM audio (the default format, produces the smallest file size and is natively supported by Chrome, Firefox and Edge), OGG Vorbis (an open format with excellent audio quality supported on most platforms), and MP4 with AAC audio (the best compatibility format for Apple devices, Windows Media Player and most media players). Format availability depends on your browser. Chrome supports all three. Safari supports MP4/AAC natively. Firefox supports WebM and OGG. Select your preferred format in the Format dropdown before starting the recording.

There is no hard time limit set by this recorder. Recording length is limited only by your browser's available memory. For typical voice recordings this means you can record for many hours without issue. Very long recordings at high quality settings will use more memory. If the browser tab starts to slow down during a very long recording, stop and download the file then start a new recording. The timer at the top of the studio panel shows your current recording duration in minutes and seconds.

Browser security requires that websites explicitly request permission before accessing your microphone. This is a security feature built into all modern browsers to protect your privacy. When you click Start Recording, your browser shows a permission prompt asking you to allow or deny microphone access. If you deny it, the recorder cannot capture audio. If you allow it, the recorder only has microphone access while the page is open. You can revoke microphone permission at any time through your browser settings by clicking the lock icon next to the URL.

Noise suppression is a digital signal processing feature built into the Web Audio API that removes constant background noise from your recording. It is very effective at removing fan noise, air conditioning hum, computer noise and other steady-state ambient sounds. For voice recording and voice calls, noise suppression should be enabled. For music recording, instrument recording or any audio where high fidelity across the full frequency range is important, disable noise suppression as it can remove high-frequency content and introduce artifacts on transient sounds.

The frequency spectrum analyzer uses the Web Audio API AnalyserNode with an FFT (Fast Fourier Transform) to split the audio signal into frequency bands and display the energy level of each band as a vertical bar in real time. Bars on the left side of the spectrum represent low bass frequencies from 20Hz to around 500Hz. Bars in the middle represent mid-range frequencies from 500Hz to 4kHz which is where most voice content lives. Bars on the right represent high frequencies from 4kHz to 20kHz which add brightness and air to recordings. Red bars indicate peak or clipping levels.

Yes. You can record as many clips as you want in a single session. Each time you press Stop, the recording is saved to the Saved Recordings list below the studio panel. Every clip in the list has a Play button to preview it and a Download button to save it to your device. The number of saved clips is shown in the overview panel. Press Clear All to remove all clips and start fresh. Note that recordings are stored in browser memory only and will be lost if you close or refresh the page, so download any important recordings before leaving.

Yes. This free online audio recorder works on any device with a microphone and a modern browser including iPhone, Android phones, iPad and Android tablets. On iOS use Safari as it has the best Web Audio API support on Apple devices. On Android use Chrome or Firefox. Mobile browsers may request microphone permission the first time you use the recorder. Keep the browser tab in the foreground while recording on mobile as background app restrictions on phones can pause audio capture if the screen turns off or the tab becomes inactive.

Most free online audio recorders offer only a basic record and download button with no visual feedback or audio analysis. This tool provides: a live waveform canvas showing amplitude in real time; a full frequency spectrum analyzer with FFT visualization showing low, mid and high frequency bands; volume meter with dB display; peak frequency meter; recording timer; multi-clip management with a full saved recordings list; individual play, download and delete controls per clip; noise suppression and echo cancellation toggle; multiple audio format options; playback waveform visualization; eight microphone troubleshooting tips; and ten detailed FAQs, all completely free with no registration.