CraftFork
Recipes
GroupsActivityStyle GuideCalculatorsPricing
CraftFork

The open platform for creating, sharing, and perfecting homebrew recipes. Built by brewers, for brewers.

Platform

  • Recipes
  • Style Guide
  • Calculators

Company

  • Pricing
  • Privacy Policy
  • Terms of Service

© 2026 CraftFork. All rights reserved.

IBU calculator

Calculate bitterness (IBU) for hop additions using Tinseth or Rager.

L
g
%
min
Results
Total IBU20.8
BU:GU0.42
Tinseth is most common. Rager may give higher values at high OG.