The main difference in the two cleaning products is the active ingredient. Our original cleaner is citric acid based, which is as safe as using white vinegar. However, it is not safe for some delicate surfaces, like unsealed natural stone, and some wood surfaces and other delicate areas. This product is a better option for the following surfaces in your bath and kitchen, including to mop floors. Safe for fiberglass, vinyl, acrylic, porcelain, ceramic tile, appliances, oven cleaning, glass shower doors, limescale, soap scum, and more. Stone pro plus is made with food grade hydrogen peroxide, and plant-based surfactant. It is formulated to work effectively on all surfaces in your home, including unsealed, natural stone, Marble, slate, and delicate fixtures. It is also a fantastic product for all-purpose cleaning, dusting, surface cleaning, like kitchen, counters, appliances, stainless steel, glass, mirrors, and even to mop floors. Both products are designed with efficiency in mind. The concentrated formula is meant to be diluted with water and can be used in your kitchen, bathrooms, and more. You can use for outdoor cleaning and even to mop floors! Fume free, septic safe, antibacterial, nontoxic, made with organic essential oil (VOC and Phthalate Free fragrances)