Nine apps against the axes that matter for driving an agent on a remote box.
| App | Kind | Mosh | Native tmux UI | Agent-aware | Push / Watch | Voice | Keyboard/term | Price |
|---|---|---|---|---|---|---|---|---|
| attaché ★ | iOS terminal | yes | tabs | core | push | — | custom | personal |
| Moshi | iOS terminal | Pro | Pro pairing | deep | push+Watch | on-device | good | $5/mo·$70/yr·$199 |
| La Terminal | iOS terminal | yes | — | yes | limited | — | SwiftTerm | free+IAP |
| Happy Coder | agent client | n/a | n/a | native | push | yes | agent UI | free · OSS |
| Omnara | agent client | n/a | n/a | native | push+Watch | 2-way | agent UI | free+cloud |
| VibeTunnel | browser→Mac | no | — | status | — | — | web term | free · OSS |
| Blink Shell | iOS terminal | yes | — | generic | — | — | elite | sub · trial |
| Termius | SSH client | yes | — | no | — | — | split-view | free+sub |
| Prompt 3 | terminal (Panic) | yes | — | no | — | — | polished | 1 buy · 4 OS |
| Secure ShellFish | SSH+files | no | thumbnails | no | Shortcuts | — | Files.app | free+IAP |
yes shipped · Pro paywalled/partial · — absent
Moshi Closest competitor
“A mobile terminal designed for AI coding agents.” — the app attaché is most directly up against.
Facts
- Agents: explicitly targets Claude Code, Codex, Cursor, Windsurf, Copilot, Aider
- Inbox: agent actions queued as a reviewable list — approve/answer prompts without scrolling the buffer
- Notifications: agent-event push (10/60s free → 60/60s Pro); Apple Watch approve / deny / answer agents (Pro)
- Voice: on-device Whisper voice-to-terminal (no cloud, no latency); image paste to agents (Pro)
- Transport: SSH free · Mosh + Eternal Terminal Pro
- tmux: multiplexer pairing — window switching from toolbar + automatic reattach (Pro)
- Extras: diff viewer, browser preview, agent usage tracking, Face ID for SSH keys, custom themes/fonts
Steal this
The agent “Inbox” + Apple Watch approve/deny. Permission prompts become first-class, actionable notifications — you clear an agent’s blocking question from your wrist, never opening the terminal. This is the single most agent-native idea in the field.
Weakness
Aggressive paywall: Mosh, tmux pairing, image paste, and Watch actions are all Pro, and the free tier caps you at 2 saved connections. The resilient-session promise in the marketing is the thing you must pay for.
La Terminal Xibbon · de Icaza
“Your mobile command center for AI coding agents.” Native SwiftTerm terminal from the creator of Midnight Commander.
Facts
- Agents: markets to Codex, Claude Code, Copilot CLI, OpenClaw
- Transport: SSH + Mosh for resilient always-on sessions
- Command Search: searchable history + a curated workflow gallery of commands to find & run
- Engine: full Xterm/DEC VT via open-source SwiftTerm; first-class touch UX
- Pedigree: Miguel de Icaza — Midnight Commander, GNOME, SwiftTerm author
Steal this
The Command Search + workflow gallery: a command-palette that searches your history and a shipped library of ready commands. For attaché, a palette pre-loaded with agent verbs (attach session, show diff, restart agent, git commit) would be a natural fit.
Weakness
Thin agent-notification story — no push/Watch loop for “agent finished / needs input.” It’s a superb terminal that runs agents, not one that actively watches them. Small install base (103 ratings).
These skip the shell entirely and wrap the agent CLI. Different bet than attaché — worth watching for the interaction patterns, not the terminal engineering.
Happy Coder Agent client · OSS
End-to-end-encrypted mobile + web client for Claude Code and Codex. Use happy instead of claude.
Facts
- Pairing: install
happy-coderCLI, scan a QR to pair devices, runhappyto start an encrypted session - Handoff: continue the same Claude Code/Codex session between desktop and phone; history readable even when the terminal is offline
- Parity: plan mode, custom agents, and custom MCP servers all work from mobile
- Parallel: spawn & control multiple Claude Code instances at once; voice control
- Push: notifications for permission requests + task completion
Steal this
QR-pair + E2E-encrypted zero-knowledge transport. Setup is scan-once, and nothing readable transits their servers. A privacy-first pairing story is a strong differentiator for a personal, self-hosted tool.
Weakness
Not a terminal — it only speaks to supported agents, no arbitrary shell, mosh, or tmux. If the agent CLI isn’t wrapped, or you need real terminal access, it can’t help. Depends on your machine running the wrapper.
Omnara Agent command center
“The command center for your coding agents.” Monitor, steer, and approve live Claude/Codex sessions from phone, web, or Watch.
Facts
- Steering: review diffs & approve next steps from the phone so the agent never stalls
- Portability: switch local ↔ cloud with session context + uncommitted code preserved if the laptop drops
- Voice: natural 2-way voice to brainstorm/iterate while commuting
- Multi-agent: agents spawn sub-agents that run in parallel; background execution survives restarts
- Preview: live dev-server preview on your phone — no SSH tunnel / VPN / staging deploy
Steal this
Live dev-server preview with zero tunneling. Seeing the running app on your phone without setting up SSH forwards or a VPN is a genuine “wow.” For attaché — which already owns the SSH/mosh pipe — a one-tap port-forward-to-preview would be nearly free to build.
Weakness
Agent-wrapper, not a terminal, and leans on a cloud service — counter to a personal self-hosted VPS ethos. Young and small (34 ratings); you’re trusting their relay with your session.
VibeTunnel Browser → Mac · OSS
“Turn any browser into your terminal & command your agents on the go.” Menu-bar app that proxies your Mac shell to any browser.
Facts
- Access: proxies your macOS terminal into a browser dashboard — zero config, no SSH/port-forwarding
- Activity: per-session indicators show which sessions are active vs idle in real time
- Claude mode: auto “dynamic title” surfaces agent status — thinking / writing / idle
- Dev-flow: session recording, Git follow mode, shell aliases; Mac menu-bar status
- Runs: npm install for Linux/Docker/headless macOS too
Steal this
Agent status in the session title: thinking / writing / idle. A glanceable per-session state is the perfect payload for an iOS Live Activity or a tmux tab badge — know which agent needs you without reading a single line of scrollback.
Weakness
A browser tab, not a native app: no push notifications, no mosh persistence, and it’s Mac-host-first. The tab dies with the network — exactly the fragility mosh+tmux exists to solve.
Mature SSH/terminal apps. Not agent-native, but they set the bar for terminal engine, keyboard, and polish.
Blink Shell Pro terminal
“Pro-grade terminal for iOS.” The mosh pioneer on iPhone/iPad — now with in-app VS Code (Blink Code) and cloud containers (Build).
Facts
- Transport: Mosh + SSH; the reference implementation for stable, fast reconnecting sessions on iOS
- Blink Code: real VS Code editing (remote/code-server) alongside the terminal — full dev workflow in the app
- Blink Build: spin up cloud dev containers to run against
- Keyboard: deep, configurable, keyboard-first — the power-user benchmark; superb external-keyboard support
Steal this
Keyboard configurability + rock-solid mosh. Blink’s remappable keys, custom shortcuts, and press-and-hold modifiers are the gold standard a serious terminal is measured against — and its mosh reconnection is the behavior users expect.
Weakness
3.1 stars — the shift from one-time purchase to subscription enraged long-time users. No agent affordances (push, diff, session inbox); steep learning curve. A clear opening for an agent-native, fairly-priced rival.
Termius SSH client · cross-platform
“An SSH client and terminal, as it should be.” The mainstream cross-device SSH manager — huge install base, sysadmin-oriented.
Facts
- Transport: SSH, Mosh, Telnet, port forwarding, SFTP
- Sessions: multi-tab + split-view; work several sessions simultaneously
- Sync: one-tap connect from any device — hosts, keys, snippets synced across mobile + desktop
- Snippets: saved commands/scripts run with a tap; per-connection themes & fonts
- Input: FIDO2 hardware keys; gesture + shake to emit Tab/arrows/PgUp/Home/End
Steal this
Split-view multi-session + a tap-to-run snippet library. Watching two agent panes side by side and firing canned commands (attach, diff, deploy) with one tap is directly useful for babysitting parallel agents.
Weakness
Built for sysadmin/devops fleets, not agents — no notion of an agent finishing or blocking. Real features need a cloud account + subscription; heavier than a personal single-VPS tool needs to be.
Prompt 3 Panic
Panic’s fully-native terminal for Mac, iPhone, iPad, and Vision Pro — one purchase, four platforms. Craft-first.
Facts
- Transport: SSH, Mosh, Eternal Terminal, Telnet, Local shell (Mac)
- Engine: retooled “superfast” text engine; hallmark Panic polish and typography
- Sync: Panic Sync mirrors your servers across every device
- Reach: single purchase spans Mac, iPhone, iPad, and Apple Vision Pro
- Pricing: deliberately cheaper than v2 (“we made Prompt cheaper”)
Steal this
Design-craft as the moat + honest one-time pricing. Panic’s typography, spacing, and restraint are why people forgive a feature gap. For a personal app, matching that polish and skipping subscriptions builds instant trust.
Weakness
Zero agent orientation: no push, no Live Activity for long jobs, no tmux-native tab UI. A beautiful classical terminal that treats an AI agent like any other process.
Secure ShellFish SSH + Files
“Lightning-fast SSH terminal with remote file access.” Fuses your servers into the iOS Files app — highest-rated in the set.
Facts
- tmux: built-in tmux support — persist sessions, pick sessions from thumbnails, Handoff between devices
- Files: server filesystem mounts into the iOS Files app; recent files cached for offline
- Drag: drag filenames out of the terminal as real files; drag files in to upload
- Gestures: custom gestures for arrows/tab; keyboard bar for special keys + snippets
- Automation: deep Shortcuts app integration + widgets
Steal this
tmux session picker with live thumbnails + Handoff. Visual session switching turns
blind tmux ls into a glanceable grid — the single best tmux-UX idea in the field,
and squarely in attaché’s lane.
Weakness
File-management-first; the terminal is the sidekick. No Mosh (tmux is its resilience story), and no agent awareness. Its Shortcuts hooks are the closest thing to automation, but nothing understands “an agent needs you.”
The highest-leverage patterns across the field, ranked for a personal agent-driving terminal.
Agent “Inbox” + Watch approve/deny
Turn agent permission prompts into first-class, actionable notifications you clear from your wrist — never opening the buffer. The defining agent-native interaction.
tmux session picker with thumbnails
A glanceable grid of live session previews (+ Handoff) replaces blind tmux ls.
The best tmux-UX idea in the set and dead-center in attaché’s lane.
Agent status in the title / Live Activity
Surface thinking / writing / idle per session as a tab badge or iOS Live Activity — know which agent needs you without reading scrollback.
Command palette tuned for agent verbs
A searchable command/workflow gallery pre-loaded with agent actions: attach, show diff, restart agent, commit. History + curated library in one search.
On-device voice-to-terminal
Dictate steering prompts hands-free with on-device Whisper — no cloud, no latency, private. Perfect for nudging an agent from the couch or a commute.
Zero-tunnel dev-server preview
attaché already owns the SSH/mosh pipe — a one-tap port-forward-to-preview would ship the “see your running app on your phone” magic almost for free.