1RM Pro: Strength Calculator

Do you want to know your true strength in the gym? 1RM PRO is the ultimate strength calculator designed for powerlifting, bodybuilding, and weightlifting athletes. Use scientific methods to calculate your One Rep Max (1RM) and maximize your performance in every session.

1RM PRO: The Ultimate 1RM Strength Analysis Station for Athletes.
Take your training to the next level with a scientific precision tool designed to optimize your gains. 1RM PRO isn't just another gym calculator; it's a high-performance strength analysis hub. This app combines sports science with a sleek, modern interface to deliver the most accurate 1RM calculations on the market.

🧪 MULTIVARIABLE SCIENCE
Unlike other apps that use a single formula, 1RM PRO uses the average of the 6 most respected scientific methods in the world of powerlifting and bodybuilding:

Epley

Brzycki

Lander

O’Conner

Lombardi

Mayhew

MULTI-SET PRECISION
Did you perform multiple sets and want to know your real capacity? Our unique "Attempts / Sets" logic allows you to enter up to 10 records for the same exercise. The app averages the results to provide an ultra-accurate Global 1RM, eliminating outliers from a single isolated set.

KEY FEATURES:

Smart Calculator: Android-optimized interface with auto-closing keyboard and real-time calculations.

Goal-Based Guide: Once your 1RM is calculated, the app generates a personalized table with exact weights for: Explosive Power, Hypertrophy (Growth), Strength Endurance, and Max Strength.

Advanced Grouped History: Forget infinite lists. Your records are automatically grouped by exercise in elegant, collapsible sections.

Progress Charts: Visualize your evolution with dynamic charts for each exercise. Watch your strength curve climb week by week.

Custom Exercise Manager: Organized library (Upper & Lower body) with the ability to add and manage your own custom exercises.

Fluid Navigation: Move between screens with intuitive swipe gestures for a 100% native experience.

CYBER-NEON DESIGN
Inspired by modern sports performance, 1RM PRO features a Dark Mode aesthetic with Neon Green accents. A clean, flicker-free interface designed for one-handed use while you train.

PRIVACY & PERFORMANCE

100% Offline: Your data is stored locally on your device. No internet needed at the gym.

Immersive Mode: Utilize the full screen for total visibility of your numbers.

Custom UI: Unique neon dialog system—no generic system alerts.

Stop guessing your weights. Start training with professional precision.
1RM PRO