A: Yes, Silver v5.5 is freeware. No license key or payment is required.
Below is an article covering the download and implementation of . download silver v5.5 for windows
Downloading has a bit of a complicated "long story" because the tool is primarily designed for macOS. Here is the direct answer followed by the context you need to know. The Direct Answer A: Yes, Silver v5
: Designed to bypass iCloud activation locks on older A5 and A6 devices (like the iPhone 4, 4s, 5, 5c, and iPad 2/3/4). Windows Compatibility and iPad 2/3/4). Windows Compatibility