Paid AI Tools

Kilter Board Climbing Wall App

Control and customize Kilter Board climbing walls with LED hold illumination, route creation, and community problem sharing.

Kratos Kegel Workout

for iPhone * [ iPhone ](https://apps.apple.com/us/app/kratos-kegel-workout/<https:/apps.apple.com/us/iphone/today>)

Kaiser Permanente

for iPhone * [iPhone ](https://apps.apple.com/us/iphone/today) * [iPad ](https://apps.apple.com/us/ipad/today) * [

Kaia Health

★ 4.5

Clinically-validated AI physical therapy app for chronic pain management with motion analysis

JustFit: Lazy Workout & Fit

for iPhone * [iPhone ](https://apps.apple.com/us/iphone/today) * [iPad ](https://apps.apple.com/us/ipad/today) * [

iSleep Easy

for iPhone * [ iPhone ](https://apps.apple.com/us/app/isleep-easy/<https:/apps.apple.com/us/iphone/today>) * [ iPad

iSmoothRun

for iPhone * [iPhone ](https://apps.apple.com/us/iphone/today) * [iPad ](https://apps.apple.com/us/ipad/today) * [

Insight Timer–Meditate & Sleep

for iPhone * [iPhone ](https://apps.apple.com/us/iphone/today) * [iPad ](https://apps.apple.com/us/ipad/today) * [

Intermittent Fasting Tracker ⋆

Join 60 million happy users! Our all-in-one Intermittent Fasting Tracker & AI Calorie Counter is built for sustainable weight loss. Reach your goals e

Interval Timer Pro

for iPhone * [iPhone ](https://apps.apple.com/us/iphone/today) * [iPad ](https://apps.apple.com/us/ipad/today) * [