Go to app for brewing – Fermenticus Brew Log - Home Brewing Calculator & Logbook Review

Although you can only keep 5 beers in the free version, you have the option to export via email or printing to keep 5 of your latest brews. App contains everything you need to brew from start to finish. Input grain bill, hops and yeast and it will determine your output including water needed to brew to hit your 5gal target.
Review by Coolpapers1234567 on Fermenticus Brew Log - Home Brewing Calculator & Logbook.