Apple Fitness app not showing on iphone 12

Get Apple Fitness+

Availability

Fitness+ is available in Australia, Austria, Brazil, Canada, Colombia, France, Germany, Indonesia, Ireland, Italy, Malaysia, Mexico, New Zealand, Portugal, Russia, Saudi Arabia Spain, Switzerland, the UAE, the UK, and the US.

• Fitness+ requires an Apple Watch Series 3 or later with watchOS 7.2, and is available when paired with iPhone 6s or later with iOS 14.3.
• To get the newest features, use Fitness+ with Apple Watch Series 3 or later; with watchOS 8 paired with iPhone 6s or later with iOS 15; iPad with iPadOS 15; or Apple TV 4K or Apple TV HD with tvOS 15.