SigilTTY: AI SSH Terminal

SigilTTY is a fast, native SSH client and terminal for iPhone, iPad, and Mac. Connect to your servers, run commands, transfer files over SFTP, and open secure tunnels — with everything synced across your devices through iCloud. Built on a GPU-accelerated terminal (powered by Ghostty) and the battle-tested libssh2 engine, SigilTTY feels instant and looks sharp on every screen. CONNECT YOUR WAY • SSH with password or private-key authentication • Telnet for legacy devices and equipment • Serial console over USB on Mac • Jump hosts / bastion chains to reach private networks A REAL TERMINAL • Native, GPU-accelerated rendering — smooth even under heavy output • Multiple sessions with tabs • Beautiful, iTerm2-compatible color themes • Command snippets you can send with a single tap FILES & TUNNELS • Full SFTP file browser — upload, download, rename, delete • Background transfers that never block your terminal • Local (-L) and remote (-R) port forwarding • SSH agent forwarding — the app answers the agent protocol itself, with no extra setup SECURITY FIRST • Credentials live in the Keychain, never in plain text • Optional Face ID / Touch ID protection for private keys • Trust-on-first-use host key verification warns you the moment a server's identity changes • Key Handoff: hand a private key to another device over your local network, end-to-end encrypted and confirmed with a verification code — the key never leaves your LAN • No ads. No analytics. No tracking. SYNCS EVERYWHERE • Your servers, folders, snippets, and keys sync securely with iCloud • Start on your Mac, pick up on your iPhone SigilTTY is free to download.