Yes, it is safe but not all are safe. There are multiple tools on the internet, most of them are just fake and put viruses in the system and also corrupt your 7z file. That’s why you need to consume the best one. In my opinion you need to try
PassFixer 7z file Password Recovery Software. It is too easy to operate because of the user-friendly GUI. You need to apply only 3 steps and then software automatically does every process and saves your password on clipboard after the recovery. You get access to the software in every kind of Windows OS. It has the best three methods - Brute Force Attack, Dictionary Attack and Mask Attack which takes only a few minutes and many more things. Most users consume it because of their beneficial offers which are 30 Day Money Back Guarantee, Free Updates, Free Demo Trial( In which software recovers the whole password and shows the first three characters of actual password), etc.
Read more:- unlock 7zip files