Searching for a "Filza File Manager cracked repo Cydia" is a classic case of "penny wise, pound foolish." The few dollars you save will most likely be spent in hours of frustration trying to remove malware, restore a boot-looped iPhone, or dealing with compromised personal data.
Pirated tweaks often fail to update alongside the official release, leading to Cydia crashes or even "boot loops" that require a full device restore. Filza File Manager Cracked Repo Cydia