To help you self-diagnose instantly, here is a quick comparison:
It is highly effective for files hit specifically by the ThunderX ransomware strain. Thundersoft Decryptor
If you locked personal files using ThunderSoft Folder Lock and forgot your password, you cannot use a simple third-party "crack" tool safely. Instead, follow these legitimate recovery steps: Step 1: Use the Built-in Password Retrieval To help you self-diagnose instantly, here is a