Features
One app. Every Apple platform.
No feature gates on core terminal functionality. Free tier is genuinely free.
Connection
Connect to anything
SSH with modern defaults
Ed25519, ECDSA P-256/384/521, RSA. Agent forwarding, jump hosts, ControlMaster multiplexing.
Mosh for roaming
Re-implemented SSP protocol in Swift. UDP transport, sub-ms echo, survives network changes.
Secure Enclave keys
Hardware-backed ECDSA P-256 keys. Biometric-gated. Device-bound by silicon. Never exportable.
YubiKey + FIDO2
USB-C, NFC, PIV smart cards. ed25519-sk and ecdsa-sk for OpenSSH 8+.
Cloud integrations
Tailscale, AWS SSM, Cloudflare Access, Kubernetes exec, Docker exec.
Proxy support
HTTP, HTTPS, SOCKS5 per host. System proxy. PAC files. SSH ProxyJump.
Performance
Built for speed
Metal from day one
SDF glyph atlas for mono text. Bitmap atlas pages for emoji and CJK. Per-cell instanced-quad shader.
120 fps on ProMotion
CADisplayLink on iOS, CVDisplayLink on macOS. Targets the display's preferred refresh rate.
Sub-millisecond input latency
Measured, benchmarked, CI-enforced. Keystroke to pixel in under 1 ms.
Full Unicode
True color, bold, italic, undercurl, strikethrough. OSC 8 hyperlinks. Inline images.
Intelligence
AI that stays on device
Apple Foundation Models
On-device 3B model. Explain, summarize, review. Free. Private. Offline.
Silent degradation
No AI hardware? Features hide. BYO-key surfaces. No error, no nag.
BYO Claude + OpenAI
Bring your own API key. Prompt caching enabled for Claude.
Privacy invariant
No terminal content reaches an AI provider without a discrete user gesture.
Files
Move files anywhere
SFTP browser
List, preview, Quick Look. Drag-drop. Transfer queue with pause and resume.
FileProvider extension
Mount remote dirs in Finder and Files.app. macOS, iPadOS, iOS.
SCP fallback
Servers without SFTP subsystem. Automatic detection and fallback.
Security
Locked down by default
App lock
Face ID, Touch ID, Optic ID. PIN fallback. Auto-lock. Per-host biometric.
Destructive command detection
Pattern detector for rm -rf, dd, mkfs, DROP TABLE. Confirm, AI review, ninja-mode bypass.
Password masking
Redacted from recordings and screenshots at write-time. Terminal contents never logged.
Known-hosts TOFU
First-connect trust with diff alert on fingerprint change. Synced via iCloud.
Collaboration
Work together
Pair mode
6-character code. Colleagues watch live in browser or app. Read-only. 5 viewers.
Team tier
Shared hosts, snippets, themes. Roles: Owner, Admin, Member.
Audit log
Append-only. Sessions, transfers, snippets, tunnels, admin changes. 30/90/365-day retention.
Volume licensing
5 to 100 seats. Apple Business Manager. 20% discount above 10.
Platform
Native everywhere
Tabs, splits, workspaces
Pinnable tabs. Tab groups. Horizontal, vertical, grid splits. Saved layouts.
Command palette
Cmd+K on Mac/iPad. Pinch-and-hold on Vision Pro. Fuzzy search everything.
Quake-style hotkey
Cmd+` summons a drop-down terminal on Mac. Global. Always ready.
visionOS Cockpit Mode
Optional immersive space. Surround yourself with terminal windows.
Widgets + Live Activities
Home screen, Lock Screen, Control Center, Dynamic Island.
Siri + Shortcuts
'Is prod healthy?' — Companion agent, SSH, system.snapshot, spoken answer.