Agent Island vs Vibe Island

Agent IslandVSVibe Island

Verdict

Pick Vibe Island if you want a native Swift macOS notch control surface that can approve permissions, answer questions, and jump to exact terminal or IDE sessions across a very broad agent list. Pick Agent Island if you want a free MIT-licensed companion on macOS and Windows with a narrower five-agent model, explicit local cost estimates, and no account or telemetry.

DecisionAgent IslandVibe Island
PriceFreeOne-time purchase with free trial; current amount is on the official pricing page
SourceMIT repositoryCommercial app; public repository is the community and issue home, not application source
PlatformsmacOS and WindowsNative Swift · macOS 14+
Supported agentsClaude, Codex, Antigravity, Grok, Cursor26 agents documented
Live session stateClaude, Codex, Antigravity, Grok, CursorWorking, waiting for input, approval needed, and done across documented agents
Your-turn interactionForeground alerts; direct approval is not claimedApprove permissions, answer questions, and precise jump-back
UsageClaude, Codex, Antigravity, Grok, CursorUsage limits per provider are documented
CostsLocal estimates labeled as estimatesCost reporting was not found in reviewed public documentation
PrivacyLocal processing; no account and no telemetryPublic site privacy terms apply; exact telemetry statement was not found in reviewed product documentation
InstallGitHub ReleasesOfficial download or Homebrew cask
Best fitFree cross-platform attention and usage companionDeep Mac notch control across many agents and terminals

A status companion versus a notch control surface

Agent Island emphasizes recognizing state and surfacing the moment a human should return. Vibe Island goes further inside the interaction loop: its official documentation claims permission approval, question answering, and precise jump-back to a terminal tab, split, or IDE window. Users who want to act from the notch should value that difference Review the evidence source

The commercial product covers many more agent and terminal combinations

Agent Island supports five named providers with a deliberately shared model. Vibe Island documents 26 agents plus a long list of terminals and IDEs, including split panes and tabs. That breadth is a genuine advantage for Mac users whose workflow spans less common agents or several terminal environments Review the evidence source

Price, source, and operating systems create the clearest boundary

Agent Island is free, MIT-licensed, and ships on macOS and Windows. Vibe Island is a paid, closed-source native Swift macOS 14+ product sold as a one-time purchase with a trial. This is not a claim that one model is universally better; it is the purchase decision users can verify before comparing smaller features Review the evidence source

Moving from Vibe Island to Agent Island

Install Agent Island from GitHub Releases and initially run it beside the paid app. Map working, waiting, and finished habits to Agent Island’s status surface; use its alert to return to the original terminal or IDE rather than approving from the notch. No historical data or settings are imported. Agent Island does not offer in-panel permission approval, one-click question responses, exact tab or split targeting across the same terminal list, or the same 26-agent breadth, so migration trades control depth for free source-visible cross-platform coverage.

FAQ

Is Vibe Island free?

No. The official documentation describes a one-time purchase with a free trial. Check the official pricing page for the current amount.

Can I run both at once?

Yes, during evaluation. Avoid enabling duplicate sound or notification paths for the same event until you know which app should own the alert.

Is Agent Island a free replacement?

It is a free alternative for state, attention, usage, and local estimates, but it is not a feature-for-feature replacement for direct approvals, question responses, exact jump-back, or the broader agent catalog.

Which is better for a Mac notch workflow?

Vibe Island is better when the notch itself should be a control surface. Agent Island is better when you want a simpler status companion that also runs on Windows.

Does either upload my code?

Agent Island processes supported data locally and has no account or telemetry. The reviewed Vibe Island materials describe a native Swift macOS app, but an equally explicit no-telemetry statement was not found, so consult its current privacy terms.

Does Agent Island monitor Cursor sessions live?

Yes. Cursor has live session state and your-turn alarms in Agent Island 2.1.2, alongside plan and billing-cycle usage.

Capabilities and sources reviewed 2026-08-10 against Agent Island 2.1.2 and this product's official documentation
Vibe Island official repository · Vibe Island official site · Agent Island source · public session-state fixtures