Nope, nothing on earth can stop decompilation or cracking. You will find a handful of products that claim they can. They are lying to you to get your money.
Trust me, if it were possible to stop decompilation or cracking we would be on it in a second. However, it's not possible, and we refuse to to offer products that offer literally 0 benefit to customers. Some companies don't have scruples and will gladly take your money for a product that does nothing.
Read more about snake-oil and the purpose of true licensing here: https://wyday.com/limelm/features/why/