Kettlebell Functional Training is the household name in functional training, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
Compare top Functional Training Apps (September 2026)
Achieve your fitness goals with custom workout programs designed for an integrated, balanced approach. This app focuses on varied exercises to prevent injuries and plateaus, maximizing your results and motivating you to move, look, and feel your best.
This app generates personalized functional fitness workouts based on your available equipment. It includes a workout builder, timer, exercise library, and tracking features to help you plan, perform, and log your training sessions anywhere.
Enhance strength, mobility, and endurance with tailored workouts for any level. Train at home or the gym with daily routines, progress tracking, and expert guidance. Join a supportive community to achieve sustainable fitness success.
What are the best functional training apps for iPhone?
Kettlebell Functional Training tops our functional training apps ranking as of September 2026, with a 4.8-star average from 248 App Store ratings, and it's free to download.
Are there free functional training apps for iPhone?
Yes — 20 of the top functional training apps we rank are free to download, including Kettlebell Functional Training and SmartWOD Workout Generator.
Does Kettlebell Functional Training have ads or in-app purchases?
Kettlebell Functional Training has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
How many functional training apps are on the App Store?
We track 250+ functional training apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
What does this app offer for fitness training?
This app provides custom workout programs that utilize an integrated and balanced approach to functional training. It focuses on varying exercises to help users move, look, and feel their best while minimizing the risk of overuse injuries and hitting plateaus.
How does the app help maximize results?
By constantly changing the types of exercises performed, the app aims to prevent users from hitting plateaus and minimize the risk of overuse injuries. This varied approach ensures continuous progress and maximizes overall fitness results.