Yes, the 1Zpresso K-Ultra is compatible and easy to use with an Aeropress. The grinder's adjustable grind settings allow you to achieve the desired coarseness or fineness of coffee grounds specifically for Aeropress brewing. The K-Ultra's precise grind size control enhances coffee flavors. Its compact design complements the portability of the Aeropress, making them a great combination for brewing on the go. The K-Ultra offers versatility and convenience for Aeropress brewing, catering to strong espresso-like shots and milder cups.