
Free
About
Fitness App N helps you build consistent, effective workouts—and stick to them. Whether you’re new to training or rebuilding a routine, Fitness App N makes setup fast, tracking effortless, and progress easy to understand.
Build a routine in minutes
Choose exercises by category, set reps and sets, and pick training days with a streamlined onboarding flow.
Track every workout
Log sets and weights in real time, watch animated progress updates, and save completed workouts automatically for history and insights.
Understand pain & progress
Track pain flags, visualize muscle engagement with front/back body diagrams, and review weekly activity to stay on course.
Secure sync
Your data is securely stored and synced across devices, so your routine is always with you.
For fitness euthanists
Quickly create goal-driven programs with modular routines and exportable insights.
Get started today: Build a routine, complete your first workout, and see your progress clearly.
Research Use Disclosure
This app is used to conduct a research study, “Evaluating Influences of App-Based Feedback on Exercise Autonomy in Resistance-Trained Adults,” at California State University, Monterey Bay.
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What's New in Fitness App N
1.0.5
April 2, 2026
Displays progress on charts even on non-exercise days. Allows users to select more than 10 sets per category.





