If you've forgotten the password for a password-protected 7zip file and need to Open Password-Protected 7zip files and want to access its contents, using a reliable password recovery tool like the one you mentioned can indeed be helpful. The eSoftTools 7z Password Recovery software you mentioned seems to offer various methods for recovering passwords, including brute force, masked attack, and dictionary attack methods.
It's important to remember that brute force and other password recovery methods may take time, particularly if the password is complex. Additionally, depending on the complexity of the password and the method used, there's no guarantee of success. However, these tools can be effective in many cases and are often the best option when you've forgotten a password and need to regain access to your files.