How to Remove Background Noise from Video
When creating video content, clear audio is just as important as high-quality visuals. However, background noise—such as wind, traffic, air conditioning hums, or even microphone static—can make your videos sound unprofessional and distract your audience.
So, how can you effectively remove background noise from your videos? This guide will cover everything from recording techniques to AI-powered noise reduction tools, helping you achieve cleaner, more professional audio.
1. Why Does Background Noise Affect Video Quality?
Background noise isn’t just a minor annoyance—it can significantly impact how your audience perceives your content:
❌ Distracts viewers – Makes speech harder to understand
❌ Reduces engagement – Poor audio quality leads to a drop in audience retention
❌ Decreases professionalism – Noisy videos appear less polished and credible
Common Types of Background Noise:
📌 Wind noise (common in outdoor recordings)
📌 Ambient noise (traffic, people talking, air conditioning hums)
📌 Equipment noise (microphone static, camera fan noise)
📌 Echo/reverb (recording in empty rooms)
Reducing or removing background noise can enhance clarity and viewer engagement, making your content more professional.
2. How to Minimize Background Noise During Recording
Before relying on post-production fixes, you can significantly reduce background noise during recording by following these practical tips:
(1) Choose a Quiet Recording Environment
✅ Record indoors in a quiet room away from traffic or loud appliances
✅ Turn off unnecessary devices (e.g., air conditioners, fans, computers)
✅ Use curtains, carpets, or foam panels to absorb echo
(2) Use a High-Quality Microphone
Built-in microphones tend to pick up a lot of background noise. Consider upgrading to:
🎤 Lavalier microphones – Best for interviews and vlogs
🎤 Shotgun microphones – Ideal for outdoor recording and interviews
🎤 Dynamic microphones – Great for live streaming and podcasting, with strong noise rejection
(3) Use a Windshield & Shock Mount
✅ Windshields – Reduce wind noise for outdoor recordings
✅ Shock mounts – Prevent vibrations from affecting audio quality
3. How to Remove Background Noise in Post-Production
Even with the best recording setup, some background noise may still persist. This is where post-production tools come in handy.
(1) Using Professional Audio Software (Manual Noise Reduction)
If you’re comfortable with audio editing software, try these methods:
📌 Audacity (Free Software) Noise Removal Steps
- Open Audacity and import your audio
- Select a portion of the audio that contains only background noise
- Click “Effect” → “Noise Reduction”
- Choose “Get Noise Profile” to analyze the noise pattern
- Select the entire audio file, adjust reduction settings, and apply
📌 Premiere Pro (For Video Editors)
- Apply the "DeNoise" effect to your audio track
- Adjust the noise reduction slider for optimal balance
- Use a high-pass filter to remove low-frequency background noise (e.g., wind noise)
(2) Using AI-Powered Noise Removal Tools (For Simplicity & Efficiency)
If you prefer an easier and more efficient way to remove background noise, AI-powered tools can help.
Recommended tools:
✅ Lyruno (Local AI noise removal, free, supports long video/audio files) 👉 Official Website
✅ Krisp (Real-time noise cancellation for online meetings)
✅ Descript (For podcasters & video editors, AI-based noise removal)
4. Why Use Lyruno for Background Noise Removal?
If you're looking for a local offline solution that keeps your data private while allowing you to process long video/audio files, Lyruno is the ideal choice.
🔹 Key Benefits of Lyruno:
✅ AI-Powered Noise Removal – Automatically detects and removes background noise
✅ Offline Processing – No need to upload your files, ensuring privacy & security
✅ Supports Long Audio/Video Files – Unlike cloud-based tools, Lyruno has no time limits
✅ Completely Free – No subscriptions or hidden fees
👉 Watch the Lyruno Demo Video:
5. Comparison of Noise Reduction Tools
| Tool | Free? | Local/Cloud | Best for | Key Features |
|---|---|---|---|---|
| Lyruno | ✅ Free | 🖥️ Local | Video/podcast editing | AI noise removal, offline processing, privacy-focused |
| Audacity | ✅ Free | 🖥️ Local | Audio editing (manual) | Adjustable noise reduction, detailed audio control |
| Premiere Pro | ❌ Paid | 🖥️ Local | Video production | Advanced video & audio editing features |
| Krisp | ✅ Free plan | ☁️ Cloud/Local | Online meetings | Real-time noise cancellation |
| Descript | ❌ Paid | ☁️ Cloud | Podcasting/video editing | AI-powered noise removal, text-based editing |
6. Conclusion: Which Noise Removal Tool is Right for You?
✅ For professional video editors – Premiere Pro or Audacity (for manual noise adjustments)
✅ For easy AI-powered noise removal – Lyruno is the best option 👉 Download now
✅ For real-time noise cancellation during calls – Krisp is a solid choice
Background noise can significantly impact your video quality, but with the right recording techniques and post-production tools, you can easily achieve clear, professional audio!
References
- Adobe Official Docs: Noise Reduction in Premiere Pro
- Audacity Guide: How to Remove Noise in Audacity