Planning on signing up for Apple Fitness ? Get an Apple Watch while they're on sale.

Get the Full StoryAs of Feb. 23, select Apple Watches are on sale on Amazon for up to 15 off:

OUR TOP PICK: Apple Watch Series 6 save up to 69.02

BEST VALUE: Apple Watch SE save up to 20

BEST STARTER SMARTWATCH: Apple Watch Series 3 save 30

The review is in: Apple Fitness is a solid beginner to mid-level exercise app with a diverse and constantly growing library of workouts, but you'll definitely need an Apple Watch for the best experience.

Mashable tech guru Brenda Stolyar recommends the Series 3 or newer if you're planning on signing up for the app, which is extremely convenient given the fact that Amazon has four of the five current Apple Watch models on sale even the Series 5, which is often sold out completely on the site. The only one MIA is the Apple Watch Series 4, which is pretty much standard procedure: While it's still supported by watchOS 7, it's been strangely hard to find ever since Apple discontinued it following the launch of the Series 5. Read more...More about Apple Watch, Smartwatches, Mashable Shopping, Apple Watch Series 3, and Apple Watch Series 6