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Free Subwoofer Box Design Calculator

Subwoofer.Tools is a free to use subwoofer box calculator. For a given woofer and box, the website will return a panel layout, frequency response and a cut sheet.

Subwoofer Drivers

Don't see your driver listed below? Enter parameters here!

Newest from blog.subwoofer.tools

Not All Ported Boxes Produce Flabby Bass!
You've heard this: A ported box will never be as tight as a sealed box. The fact that the group delay is so much larger tells you everything you need to know! With a sealed enclosure you get closer to zero group delay! So while it's true that a ported...(keep keading)
Dev update: made changes to the site that broke it.
I apologize for some inconvenience. I changed node runtimes on google cloud. It's having trouble with one of my packages. Fixed!!!...(keep keading)
Car Audio On Amazon Prime Day 2023!
Prime Day 2023 is July 11 and July 12! Amazon loves to hype up Prime Day. And we at Subwoofer.Tools love a good deal! Okay, disclaimer time! As an Amazon Affiliate, Subwoofer.tools will earn a small commission from qualifying purchases on links to Amazon on this page. This helps offset...(keep keading)
Database Update: Rockford Fosgate P3 Shallow Subwoofers
We added Rockford Fosgate's Punch P3 subwoofers to the database! Design a subwoofer box for your space using a Rockford Fosgate P3 driver. Please note: As an Amazon Affiliate, Subwoofer.tools will earn a commission from qualifying purchases. This helps offset the costs of operating this site at no additional cost...(keep keading)
Database Update: Rockford Fosgate Punch P3 Drivers!
We added Rockford Fosgate's Punch P3 subwoofers to the database! Design a subwoofer box for your space using a Rockford Fosgate P3 driver. Please note: As an Amazon Affiliate, Subwoofer.tools will earn a commission from qualifying purchases. This helps offset the costs of operating this site at no additional cost...(keep keading)