4.1
4.81K reviews
500K+
Downloads
Content rating
Rated for 3+
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About this app

Neutralizer is an equalizer made for sound restoration in mind, contrary to many other products that offer ready made profiles for sound distortion. Everybody is different and everybody’s hearing is different. You have to test your hearing on devices that take active part in sound reproduction in order to be sure that any adjustments you make will work for you. We offer simple to use interface that needs very little explanations. It is self explanatory. And it is elegant.

Why Neutralizer?

If you would like to improve your listening experience on a mobile device, you would mostly come into conclusion that you need a better hardware. Although in most situations it might be true you don’t always know why.
This is because of so many parameters you have to take into account like: the digital to analog conversion, the signal frequency range, the amplification path, the speakers (or headphones) frequency response, the psychoacoustics and so on. You can measure each of the parameters, but to measure them all you only have one device—your ears.

One way to improve your hearing ability is to use sound enhancers like equalizers. Most of them distort sound quality but if you use it wisely, you can minimize the deficiencies of your acoustic tract. The key word here is “wisely”.
In order to do it wisely you have to make some tests to discover the problem.
And that’s what Neutralizer does. It tests your hearing ability in key frequency ranges and adapts the system equalizer to take it into account. As simple as that.

Current limitations: the sad fact is that Neutralizer will not work for everybody. There are mobile devices not compatible with our solution that don’t allow third party apps to control system equalizer. We are working towards a solution to satisfy everybody, but for the time being your mileage may vary. It is, what it is. Please don’t give us bad rating because of this. We told you so.
Updated on
6 Apr 2016

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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Ratings and reviews

4.1
4.56K reviews
Branden Waite
30 July 2024
This app works extremely well, it's my go to. All you have to do is set your speaker/phone to the volume you usually listen to it at. Go through a couple frequency bands, adjust volume of those bands to be barely audible to you + similar volume to each frequency band, save it, check if enabled. Then play music/listen. For your specific listening tastes, you may want to very slightly boost bass, mid range, or treble and listen again(same song). When set correctly, flatter response, true clarity.
1 person found this review helpful
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Kohn Futner
24 July 2024
Update: no longer working Best concept ever for an equalizer IMHO. It isn't perfect, though. I notice if you adjust where you can barely hear each frequency then it won't sound right: I would boost bass too high and the mids and especially the treble would be lacking. You need to turn the bass lower and leave the mids and highs a little higher than where you first hear it. The app was making my phone's volume go up and down even when it was turned off. I deleted and reinstalled, so far so good.
5 people found this review helpful
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Dan Fern
9 August 2024
This is the BEST system EQ if you just wish to tune your systems for a flat eq response. I'm a professional audio engineer and I can fully endorse this product. A shame it's no longer being developed, it would greatly benefit from automatically opening and changing profiles depending on connected bluetooth devices. Could easily be a 5 star product with a little update or 2
2 people found this review helpful
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What's new

Updated 3rd party libraries