How to Merge Audio and Video
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Upload Your Files: Click “Upload” and select your video file and audio file from your computer, phone, or cloud storage.
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Automatic Sync: Our tool instantly analyzes and aligns your audio with your video for perfect synchronization.
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Preview & Adjust: Watch a preview of your merged content and adjust volume levels if needed.
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Download Result: Click “Export” to download your professionally merged video file in your preferred format.
Merge Video and Audio Online Free
ScreenApp’s online video audio merger delivers professional results without downloads or subscriptions. Trusted by over 2 million users worldwide, our free tool handles files up to 500MB with zero quality loss.
Zero Quality Degradation
Maintain original video resolution and audio fidelity with our lossless merging technology.
Browser-Based Convenience
Work directly in your browser - no software installation required on Windows, Mac, or Chromebook.
Instant Results
Merge and download your combined video in under 60 seconds for most files.
Audio and Video Merger Benefits
Streamline your content creation workflow with ScreenApp’s intelligent merging capabilities. Whether you’re adding background music to videos, combining separate audio commentary, or syncing voiceovers, our tool handles complex audio-video combinations effortlessly.
Save Hours of Work
Skip complex video editing software - merge files in under 60 seconds instead of spending hours learning complicated tools.
Never Lose Quality
Your original video resolution and audio clarity remain 100% intact throughout the merging process.
Work Anywhere
No software downloads or installations needed - works directly in your browser on any device.
Create Content That Engages
Transform silent videos into captivating content by adding background music, voiceovers, or sound effects that keep viewers watching longer.
Boost Your Productivity
Stop wasting time with complicated video editing software. Merge your files in seconds and get back to creating more content.
Publish Anywhere
Export videos optimized for YouTube, Instagram, TikTok, or professional presentations - all formats supported automatically.
Who Needs a Video Audio Merger?
Content Creators & Influencers
Add professional audio tracks, background music, and voiceovers to create engaging social media content that stands out.
Educators & Trainers
Enhance learning materials by combining lecture videos with clear audio explanations and background music for better engagement.
Marketing Professionals
Create compelling product demos, webinars, and promotional videos with synchronized audio for maximum impact.
Video Editors & Producers
Streamline post-production workflows by quickly merging video and audio elements for client projects and creative work.
FAQ
How to merge a video and audio file?
Upload both files to ScreenApp, click merge, and download your combined video in under 60 seconds - completely free.
How to combine audio and video together?
Simply drag and drop your video and audio files into ScreenApp, our tool automatically syncs them perfectly.
Is this video audio merger online free?
Yes, ScreenApp’s video audio merger is completely free with no watermarks, subscriptions, or hidden fees required.
Can I merge video with audio on any device?
Yes, our browser-based tool works on Windows, Mac, iPhone, Android, and Chromebook - no app download needed.
What formats can I use to combine video and audio?
Supports all popular formats: MP4, MOV, AVI videos with MP3, WAV, FLAC audio files for seamless merging.
