Apr 02, 2016 - Purple Goldfish announces Gym Bag 1.0, their all-in-one workout and nutrition utility app for iOS touch devices. The app optimizes and streamlines workout and nutrition routines by counting sets, timing rests, calculating which plates to use, and calculating macronutrient and creatine intake recommendations. Gym bag is an all-in-one workout and nutrition utility app. Rest precisely, track sets effortlessly. Eat accurately, lift immensely. Smash that PB.