With this application you will be able to know if the operation you intend to enter is in accordance with good trade practices. Like the risk / return ratio and how much of your capital you are risking in the operation, in addition to calculating how much your position will yield if it hits the target and how much you will lose if it hits stop.
The purpose of the application is to help beginners (or professionals) in the trader world who do not know or do not use risk management and intend to measure the risks of an operation, and protect their assets. People who see the market as a lottery or casino tend to be unsuccessful traders. Risk management is not defined by a formula, but by strategies. Strategies that tend to vary according to the individual's profile and capital. Therefore, be aware that what this application offers is based on a generic strategy and does not exclude further studies on the topic, so that you can find a risk management strategy suitable for your profile.
The application is based on some rules, terms, strategies based on experiences and individual analysis of some traders and also on articles like these:

Risk Management Techniques for Active Traders: https://www.investopedia.com/articles/trading/09/risk-management.asp

Position Size in Investment:
https://www.investopedia.com/terms/p/positionsizing.asp#:~:text=Account%20Risk&text=This%20typically%20gets%20expressed%20as,risk%20less%20than%20this%20amount.

2% Rule:
https://www.investopedia.com/terms/t/two-percent-rule.asp#:~:text=Key%20Takeaways-,The%202%25%20rule%20is%20an%20investing%20strategy%20where%20an%20investor,that%20may%20arise%20from%20trading.

1% Risk Rule in Day Trading:
https://easyportfol.io/blog/one-percent-rule/