Instantly you can recover the 7z file password for free you can use the SysInspire 7z Password Recovery Software the use of this software you can recover 7z file password easily because this software provides you with three password recovery techniques as- Brute Force, Mask Attack, and Dictionary Attack and both the technical and non-technical users can use the software for free and get first three letters of the lost /forgotten password.
If you looking for software to recover a 7z file password, you can try eSoftTools 7z Password Recovery Software. Because this software works with three recovery methods such as Brute Force Attack, Dictionary Attack, and Mask Attack. It recovers any kinds of complicated/multi-language passwords of the 7zip file. It also provides you a free demo version which shows you the first three characters of the password for free. You can download a demo version of the software from the official website of eSoftTools.