Have questions about our calculator? We're here to help you train smarter.
Fill out the form below and we'll get back to you as soon as possible.
p.jainpowersystem@gmail.com
We typically respond within 24-48 hours during business days. For urgent matters, please mark your email as "Urgent".
Monday - Friday: 9:00 AM - 6:00 PM EST
Saturday: 10:00 AM - 4:00 PM EST
Sunday: Closed
Our calculator uses the scientifically validated Brzycki formula, which has been shown to be approximately 98% accurate for rep ranges between 1-10 reps. For best results, use a weight you can lift for 3-6 repetitions with proper form.
Yes! While it's optimized for compound movements like bench press, squat, and deadlift, you can use it for any exercise where you perform multiple reps. However, isolation exercises may yield less accurate predictions.
No, we don't store any of your training data. All calculations are performed locally in your browser, ensuring complete privacy. We don't track, save, or share your personal workout information.
Absolutely! The calculator is perfect for lifters of all levels. For beginners, it's especially useful because it allows you to estimate your max without the risk of attempting a true 1RM test, which can lead to injury if done improperly.
We love hearing from our users! Use the contact form above and select "Technical Support" for bugs or "Feedback" for feature suggestions. We review all submissions and prioritize improvements based on user needs.
Yes! We offer partnership opportunities for gyms, fitness coaches, and training platforms. Please contact us using the form above and select "Partnership" as your subject. We'll discuss integration options and licensing.