From MiG Tech:
Physics Calculator Lite offers: A series circuit Calculator An inelastic collisions calculator And the instantaneously, globally popular projectile motion calculator! This version is advertising-supported. If you like Physics Calculator Lite, you'll love Physics Calculator! No advertising(ever!). Physics Calculator contains 12 distinct calculators, including; -a quadratic equation solver -parallel circuit calculator -concave/convex lenses calculator -special relativity calculator(can your twin age at a different rate than you? Can one dog-year equal one human-year? And other questions that have fascinated humans since the spoon and Nutella) -elastic collisions -Satellite motion -gas density calculator And more!