Audio Volume Booster & Normalizer
The Audio Volume Booster & Normalizer solves the problem of low-volume, inaudible, or improperly mixed audio recordings. Whether enhancing muffled podcast interviews, boosting lecture recordings, or normalizing sound levels on mobile video footage, this tool amplifies volume up to 300% (+12 dB) with crystal clarity.
Unlike naive volume amplifiers that introduce harsh digital clipping, NovaTools uses a client-side brickwall limiter and soft-knee compressor. By executing real-time DSP (Digital Signal Processing) in browser RAM via the Web Audio API, your audio tracks receive studio-grade loudness without server latency or data exposure.
Drop audio or video to boost volume, or browse files
Amplify quiet recordings up to 300% (+12 dB) with anti-clipping dynamics limiter.
Upload Media
Select any audio (MP3, WAV, M4A, AAC) or video (MP4, WebM) file.
Adjust Volume Gain
Move the volume multiplier slider or select an audio preset.
Boost & Download
Preview with live A/B comparison and download your crystal-clear boosted audio.
- 100% In-Memory Sandbox Files are decoded and manipulated inside local RAM. Memory is wiped immediately when closed.
- Gain amplification from 100% to 300% (+0 dB to +12 dB)
- Anti-clipping brickwall dynamics limiter prevents distortion
- Presets: Speech Boost, Podcast Normalizer, Max Loudness, Bass Warmth
- Live A/B comparison player and lossless 16-bit WAV export
Podcast & Voiceover Mastering
Raising conversational audio levels to broadcast-standard loudness across podcast episodes.
Educational Lecture Recordings
Clarifying quiet classroom lectures or remote webinar recordings captured with low-gain microphones.
Content Creation & Clips
Amplifying low-sensitivity microphone audio for YouTube, TikTok, and Reels clips.
Will boosting volume cause audio distortion or crackling?
No! The built-in dynamics limiter automatically suppresses harsh signal clipping so your boosted audio remains smooth and distortion-free.
Can I boost audio from video files?
Yes, upload any MP4, WebM, or MOV video and the tool extracts and amplifies the soundtrack directly.
Video Compressor
Compress MP4, WebM, and MOV video clips with client-side resolution scaling.
Video Trimmer & Cutter
Cut and trim video clips interactively with millisecond precision.
Extract Audio from Video
Extract crystal-clear MP3 or WAV audio tracks from any video file.
Video Audio Remover
Remove background audio or sound tracks from video files in 1 second.