Vika: zyskaj zdrowie is a free Android application developed by Lab4Life. The app aims to help users improve their lifestyle and gain up to 15 years of extra health. By analyzing the user's lifestyle, Vika provides personalized health recommendations in 11 different areas, including Diet, Physical Activity, and Sleep. Vika also features a "biological age" counter that shows users the results of their actions in real-time.

The app is designed to be engaging, with users earning diamonds, coins, and badges for completing challenges and achieving goals. Vika is backed by scientific research and has been shown to have impressive results. According to the Polish Society of Lifestyle Medicine, users of the Vika app have made significant improvements in their health.

If you're looking to improve your health and gain extra years of life, Vika: zyskaj zdrowie is a great place to start.