Download of BassBooster 1.3 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The most popular versions of the tool are 1.3 and 1.2. The software lies within Multimedia Tools, more precisely Music Production. This software is a product of Softrave.
From the developer:
Syncersoft & Softrave presents BassBooster VST 1.2
Bass Booster is revolutionary plugin that enriches bass with creation of new harmonics using algorythm based on unique new psychoacoustic algorithm: crossmodulation of harmonic operators and imposition of new frequencies.
You may want to check out more software, such as Blue Cat's Flanger - VST, Blue Cat's Stereo Chorus - VST or NRV10 interFX, which might be similar to BassBooster.