Health & Safety Disclaimer

App: Perfect Training  ·  Operator: NIL Plus d.o.o., Cesta talcev 67, 4000 Kranj, Slovenia
Last updated: 7 April 2026

Perfect Training, operated by NIL Plus d.o.o., is a fitness and training app for youth and amateur athletes. The information, training plans, exercises, videos, and heart-rate measurements provided through the App are intended for general fitness and training purposes only and do not constitute medical advice, diagnosis, or treatment.

Consult a doctor first

Always consult a qualified medical professional before:

The Target Heart Rate (THR) feature is an estimate, not a clinical measurement

The App can measure your resting heart rate using the rear camera and flashlight on your phone (a technique called photoplethysmography, or PPG). This feature is designed to help you train smarter, but:

Stop and seek help if you feel unwell

If you experience any of the following symptoms during or after training, stop immediately and seek medical help:

Train within your ability

You train at your own risk

By using the App, you acknowledge that physical exercise carries inherent risks of injury or, in rare cases, more serious harm. You voluntarily accept those risks and agree that Perfect Training and its operators are not liable for any injury, loss, or damage arising from your use of the App, the training plans, the exercises, or the THR feature, except to the extent such liability cannot be excluded under applicable law.

If you do not understand or agree with this disclaimer, please do not use the App.


For questions, contact support@perfecttrainingapp.com.