App: SpeakerAmp:Booster & Equalizer
Developer: Pavel Kostka
Genres: Music, Utilities

Equalize and boost your system audio with 31 band equalizer, up to 10x volume booster and 3-D surround.

The app has 2 modes: Free and Pro. The Free mode covers most of the functionality, incl. equalizer and volume booster. The Pro has a 20-hour trial period and is for one non-recurring fee.

FREE mode features:
● Amplifier up to 999% 
● 10-channel equalizer with several built-in and up to 100 user profiles 
● 20-channel spectrum analyzer
● L-R VU power meters
● Tunable limiter preventing signal distortion 
● 2 adjustable ranges of the amplifier
● Mouse scroll control of the system volume
● Adjustable color schemes of the meters
● Consumes 0% of CPU in idle state
● Supports stereo/joint stereo/mono  
● Built-in audio player

PRO mode has all Free-mode features plus: 
● 31-channel equalizer 
● 31-channel spectrum analyzer
● Equalizer-curve designer
● Audio Histogram
● Per-device & per-profile adjustable attenuation/gain 
● On-thy-fly user profile changes (with CMD key)
● Fade In
● Visually tuneable limiter
● Dual interface: in menu panel/in window
● Profile & device configurable icons


The app offers 2 audio routing options:

- Local Audio player
- System-Wide Processing


With the player, you can play, amplify and equalize any of these audio formats: mp3, mp4, wav, m4a, ,aac, adts, ac3, aif, aifc, caf, snd or au.

In the system-wide mode, the app can process audio coming from any app. Additional free audio driver is needed in that mode:
https://www.nimblesnail.com/audioDriver.html


Note: SpeakerAmp does not currently support AirPlay devices and FaceTime.


Product documentation: https://www.nimblesnail.com/doc.html
EULA: https://www.nimblesnail.com/eula.html

Release notes:
Updates for macOS 14.