Hop Roll is your go-to home brew resource for all hop related information. With over 85 different hops, you can easily find a particular hop’s alpha acid, type (i.e. it’s good for bittering, aroma, or both) and viable substitutions. Hop Roll is a perfect companion for any home brewer looking to learn a bit more about hops when formulating a recipe, purchasing hops at your favorite brew shop, or drinking a particularly interesting beer. Hop Roll works offline so you won’t be without hop data ever.