Low Frequency Amplifier

Low frequency amplifier online for free. Boost the low frequency range of your audio file for deep bass and powerful sub-bass. Cutoff frequency and gain level adjustment. No registration, fully browser-based.

Sub-Bass BoostCutoff FrequencyPreviewFreeBrowser-BasedNo Sign-Up

About Low Frequency Amplifier

Low Frequency Amplifier is a free online audio tool that processes your audio directly in the browser. Upload an audio file and get results instantly — no server upload, no waiting, complete privacy.

All processing happens locally using modern web technologies. No registration required. Browse all 32 audio tools for more capabilities.

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What Our Users Say

Trusted by creators and professionals worldwide

4.9out of 5 based on 12,847 reviews
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“Audio editor — tweaked the EQ on my mix and it sounds professional. Great browser-based tool!”

DB

David Brown

Producer
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“Sound processing — boosted the treble in my vocal track. My voice sounds brighter and cleaner!”

SG

Sophia Garcia

Vocalist
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“Audio online free — adjusted bass and frequencies in my mix. Great results in one minute!”

ZM

Zoe Mitchell

DJ
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“Adjusted the equalizer — sound became cleaner. Removed muddiness and added brightness to my mix.”

RT

Robert Taylor

Producer
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“Boosted the bass in my track — it hits hard now! Low frequencies are deep and rich.”

EW

Emily Watson

Musician
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“Tuned frequencies for my headphones — the sound is now balanced and pleasant to listen to.”

SC

Samantha Cruz

DJ

Frequently Asked Questions

Ready to Use Low Frequency Amplifier?

Upload audio and process it instantly — free and private