Filter VST Plugin - Free Download

Warm Analog Filter

Naive LPF by Admiral Quality is a resonant filter plug-in effect. The VST features low pass and high pass filters with cutoff slopes ranging between 6-24 dB/Oct, a filter envelope with amount, attack, and release controls, and a saturation knob to give the sound an even warmer flavor. This VST is Windows 32 bit VST 2.3 only.

Filter with morphing

SVF2 from Betabugs Audio is a 2-pole (12 dB/Oct) filter plugin with low pass, band pass, band reject, high pass, or peak filter output for each stereo channel independently. Morphing between the different filter states is possible, allowing for some truly dramatic phase effects.

384 dB/Oct filter

The free Rubber Filter VST plug-in by Christian Budde is a highly versatile 6-384 dB/Oct filter. It features low pass, high pass, band pass, and band reject (notch) filtering, with individual control of left- and right channel.