Ambiance is described as '"environment enhancer" designed to help you create the perfect ambient atmosphere to relax, focus or reminisce' and is an app in the Sport & Health category. There are more than 50 alternatives to Ambiance for a variety of platforms, including iPhone, Android, iPad, Online / Web-based and Windows. The best alternative is myNoise, which is free. Other great apps like Ambiance are Blanket (Free, Open Source), A Soft Murmur (Freemium), Tide (by Moreless) (Free) and Noice (Free, Open Source).
myNoise creates beautiful noises to mask the noises you don't want to hear: your chatty colleagues, tinnitus, or even your inner voice when you can't shut it down! The concept is simple, works extremely well, and does not require expensive noise-cancelling headphones.