• A better cold brew coffee maker

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A better cold brew coffee maker

A better cold brew coffee maker

Make cold brew like a pro

We design equipment that keeps the cold-brewing process as simple as possible (1 minute prep time). Whether you're at home or on the road, you can make some of the best coffee you've tasted. 

Rumble Jar: A Better Cold Brew Coffee Maker for Your Home


Rumble Go: The Universal, Portable Cold Brew Filter


Free Shipping on orders of $34+

Go ahead and get one for your home and another for the road. Or even get one for a friend.
Either way, you'll get Free US Shipping on all orders of $34+. Shipping Info

Plus a Discount on your second item

Order any two items and you'll automatically receive a Buy One, Get One for 25% off discount. Discount info

New! Limited Edition 34oz Bottle + Rumble Go

By pairing our portable Rumble Go filter with its own limited edition 34oz bottle, we've created a complete package that's about as travel-friendly as a coffee maker can get. Rumble Go + Bottle

See it

How easy is the process?


Standalone filters now available

If you already have wide-mouth Mason jars and don't need our complete brewing kit, we now sell standalone filters.

See the filters
Rumble Jar's stainless steel construction is far more durable than typical mesh filters

Outstanding Reviews

We launched Rumble Jar on Kickstarter in late 2017 and have been blown away by the reception ever since. Heck, it even earned us a Kickstarter Project of the Year award! Just have a look at our reviews.


See how Rumble Jar works, in 92 seconds

Seattle Coffee Gear

You can count on the high-quality filter to not leave behind any coffee grounds.

As a bonus, it makes for a great iced tea or infused water maker too.

Architectural Digest
Oscar (backer of 100+ projects)

Simple and smart.

To build a better cold brew filter, we needed to re-think the tiniest details. Our filters may look simple, but they're packed full of smart features.