Record Computer and Microphone Sound on Windows PC

Use Bandicam to record computer audio from any source, capture your voice through a microphone, or record both simultaneously with high quality. Save recordings as MP3 or WAV files, schedule automatic recordings, and continue capturing audio for over 24 hours with our professional noise suppression technology.

Free audio recording software for Windows 7, 8, 10 and 11

Bandicam Audio Recorder interface showing MP3 recording settings for PC sound and microphone

The Best Free Audio Recording Software for Windows 11/10/8/7

Bandicam's Audio Only Recording Mode gives you complete control over your audio recording experience. Selectively capture computer sound from any application, record your voice through a microphone with professional noise suppression, or record both simultaneously. Set recordings to start and end automatically with daily or weekly scheduling. Bandicam makes it easy to save high-quality audio as MP3 or WAV files for any purpose.



Record PC & Microphone Audio with Professional Quality

Record Computer and Microphone Sound Simultaneously

Bandicam makes it simple to capture high-quality audio from multiple sources on your PC. Record only computer sound from YouTube, Spotify, online lectures, or games. Capture only microphone audio for podcasts, voice notes, or meetings. Or record both computer and microphone sound simultaneously for commentaries, interviews, or music production.

  • Choose the 'Audio Only' menu, select your desired speaker or microphone device, and press the ' REC' button to start/stop recording.
  • Adjust volume levels separately for system audio and microphone input for perfect audio balance.

How to Record Only Audio (Free MP3 Recorder) »

Bandicam Audio Recorder interface showing computer sound and microphone voice recording settings

24-Hour Continuous Recording with Auto-Complete Options

Need to record audio for extended periods? Bandicam supports continuous audio recording for more than 24 hours–perfect for capturing long events, overnight recording, or extended monitoring. Use Windows Task Scheduler to automatically start recording when Windows launches, or utilize Bandicam's 'Auto-Complete Recording' feature to automatically start audio recording hourly or stop after detecting silence.

Perfect for: Recording online radio shows, lengthy webinars, surveillance audio, music streaming sessions, and lecture series.

How to record your PC for 24 hours & 365 days »

Bandicam 24-hour audio recording settings showing continuous recording configuration

Schedule Audio Recordings Automatically for Any Purpose

Never miss important audio with Bandicam's 'Scheduled Recording' feature. Set recordings to start and end automatically at specific times on a daily or weekly basis–perfect for capturing regular broadcasts, online classes, or recurring meetings when you're away from your computer.

  • Configure audio recording schedules by choosing the 'Audio only' recording mode and setting your preferred schedule in the Scheduled Recording settings.
  • Select audio sources, quality settings, and file formats in advance for completely automated recording.

How to schedule automatic audio recordings »

Bandicam scheduled recording interface showing automatic audio recording timer settings

Save Audio as High-Quality MP3 or Lossless WAV Files

Bandicam gives you flexible options for saving your audio recordings in the format that best suits your needs:

  • MP3 format: The most compatible audio format with excellent compression for smaller file sizes and easy sharing
  • WAV format: Uncompressed, lossless audio quality for professional applications, music production, and archival purposes
Pro Tip: Use WAV format for highest audio quality when recording music or important voice recordings, and MP3 for everyday recordings that need to be shared or stored efficiently.

Audio Recording format settings and quality options »

Bandicam audio settings showing MP3 and WAV format selection options and quality settings

Mute Audio During Recording with One-Click Controls

Need to temporarily silence your recording without stopping it? Simply click on the speaker or microphone icon in the Bandicam window while recording to instantly mute that audio source. This allows you to:

  • Prevent unwanted background noise or interruptions from being recorded
  • Mute system sounds while keeping microphone recording active
  • Pause microphone input while continuing to record computer audio
  • Resume audio recording with another click when ready

Bandicam interface showing one-click mute buttons for computer sound and microphone during recording

Professional Noise Suppression for Crystal-Clear Voice Recordings

Bandicam's advanced noise suppression technology ensures your voice recordings sound professional by automatically reducing unwanted background noise. Record clear voice audio without distracting keyboard clicks, mouse sounds, computer fans, or room ambience.

  • Choose from Low/Medium/High noise suppression levels to match your environment
  • Perfect for podcasts, voiceovers, online meetings, and lectures
  • Maintain natural voice quality while eliminating distractions
Bandicam noise suppression settings showing filter options for reducing background noise in voice recordings


Quick Start Guide: Record Audio in 3 Simple Steps

  1. Download and Install Bandicam Free Audio Recorder for Windows
  2. Select Audio Mode by clicking the "Audio Only" option and choosing your audio source (computer sound, microphone, or both)
  3. Press Record and capture high-quality audio from any source on your Windows PC




FAQs About Bandicam's Audio Recorder

Use Bandicam’s Audio-only mode to record any system sound for free. Open Bandicam, choose Audio-only, click REC when your stream plays, then click Stop and save as MP3 or WAV in your designated folder.

Launch Bandicam, switch to Audio Recorder, select your microphone from the input list, adjust volume levels if needed, press REC to start, and Stop when done. Your voice files are saved automatically to your recordings directory.

Install a mobile mic app (e.g., WO Mic) on your phone and PC client, connect via USB, Wi-Fi, or Bluetooth, then in Bandicam’s Audio Recorder select the virtual WO Mic device. Press REC to capture your phone’s audio on PC.

In Bandicam’s Audio Recorder settings, choose WAV format, set the sample rate to 48 kHz and bitrate to 320 kbps for the best audio quality. Optionally enable “Stereo Mix” to capture both system and mic inputs together.

How People Use Bandicam Audio Recorder

For Content Creators

  • Record podcast episodes with professional sound quality
  • Capture voice narration for YouTube videos and tutorials
  • Record game commentary while capturing game audio
  • Save streaming music for background tracks

For Students & Educators

  • Record online lectures and webinars for later review
  • Capture voice notes for study sessions
  • Record audio from educational videos and tutorials
  • Create audio study materials with voice explanations

For Professionals

  • Record important meetings and conference calls
  • Capture voice memos and ideas on the go
  • Record interviews with noise suppression
  • Schedule automatic recording of important broadcasts
"I've tried many audio recording programs, but Bandicam is the only one that lets me easily record both my microphone and computer sound simultaneously. The scheduled recording feature is perfect for capturing my weekly online radio show even when I'm away from my PC."
- Sarah K., Radio Host

Compare Bandicam with Other Audio Recorders

Feature Bandicam Audacity Windows Voice Recorder OBS Studio
Ease of Use ★★★★★ ★★★☆☆ ★★★★☆ ★★☆☆☆
Record PC Sound
Record Microphone
Scheduled Recording
Noise Suppression
24+ Hour Recording
MP3/WAV Export
One-Click Operation

While other software may offer some similar features, Bandicam combines professional audio recording capabilities with an easy-to-use interface that anyone can master in minutes.




Audio Recording Tips for Best Results

For Voice Recording

  • Use Noise Suppression: Enable Low or Medium noise suppression to eliminate background noise for clear voice capture.
  • Proper Microphone Placement: Position your microphone a few inches away from your mouth for optimal sound quality.
  • Test Before Recording: Always do a brief test recording to check audio levels and quality.
  • Choose MP3 Format: For voice recordings, MP3 at 192kbps provides excellent quality with smaller file sizes.

For Music Recording

  • Use WAV Format: Choose WAV for lossless audio quality when recording music.
  • Disable Noise Suppression: Turn off noise suppression when recording music to preserve full audio fidelity.
  • Adjust Volume Levels: Set appropriate volume levels before recording to prevent distortion.
  • Schedule Automatic Recording: Use scheduled recording to capture streaming music when you're away from your PC.

Related Bandicam Tools

Enhance your audio recording workflow with these additional Bandicam features:

  • Screen Recorder - Capture video along with audio for complete tutorials and presentations
  • Game Recorder - Record gameplay with commentary for gaming videos and walkthroughs
  • Webcam Recorder - Record external video devices such as a webcam, Xbox, smartphone, IPTV
  • Audio Extractor - Extract audio from video files for music, lectures, and podcasts