You can use the password decryption tool to decrypt snapchat password which is based on some simple logic that guesses passwords with some predefined set of rules. Therefore, those tools will check for some random passwords. Once you enter a username or an email in those password decryption tools, it will automatically run a script in the background, try some random Snapchat logins using the provided Snapchat username, and automatically generate password combinations.
The system will generate random passwords using guesses like combining words from the username, changing the pattern, changing to capital letter, small letter, using some number combination, etc. If the password is simple, the system will be able to log in to the Snapchat account using the hacked password.
For example, if the entered username is ‘tomjose‘, and the password is ‘Tomjose123‘, the system can easily decrypt it by combining a capital letter, number, and username. However, if you set the password to a complex string, say, ‘Xjsakl&899678Hjjk%&hghJ967‘, the system won’t find it easily. Using those wild guesses logically will take even years to entirely run the script, which is ultimately for no use.