FIIIR! - Design FIR & IIR Filters - From TomRoelandts.com

Filter Settings

Low-pass windowed-sinc FIR filter (more info in How to Create a Simple Low-Pass Filter). High-pass Windowed-sinc FIR filter (more info in How to Create a Simple High-Pass Filter). Band-pass windowed-sinc FIR filter (more info in How to Create Simple Band-Pass and Band-Reject Filters). Band-reject windowed-sinc FIR filter (more info in How to Create Simple Band-Pass and Band-Reject Filters). Moving-average FIR filter (more info in The Moving Average as a Filter and Variations on the Moving Average). Low-pass single-pole IIR filter. The ideal response is updated on the fly, but you still have to push the Compute Filter button below to recompute the filter.
Disclaimer: This tool is made available in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Filter Characteristics