GLOSSARY
What is SFM?
Published: 2026-08-25 · Updated: 2026-09-20
SFM is the official sing-box client for macOS. Install it only from the Vinipuch download page: the Universal pkg or Homebrew, not the Mac App Store. The five letters SFI, SFA, SFW, SFM and SFL are platforms, not five free slots. The device limit is on the plan card. Third-party shells are not recommended.
macOS: download SFM from the download page. the Universal pkg or Homebrew, not the Mac App Store.
In the client, create a Remote profile and paste the personal link from Connect in the bot or the cabinet.
Client letters do not raise the device limit. How many slots you have is on the plan card.