Thumbs vs Happy.

Happy brings agents on your own machine to a phone app through encrypted mobile access. It is close to Thumbs in spirit. Thumbs also provisions a computer through your invite and focuses on quick decisions, previews, and squads from your iPhone.

Product details checked 27 October 2026

Thumbs vs Happy: a comparison of setup, agents, computers, and mobile workflows
What matters to you	Thumbs	Happy
Getting a computer	An early-access invite provisions a cloud computer. You can also pair your own hardware.	Runs on your machine. Desktop and remote-server setup are documented.
Choice of agents	Claude Code, Codex, and OpenCode on invite-provisioned computers.	Claude, Codex, and Grok, with additional harnesses and models documented.
Working from your phone	Tasks, quick-reply decisions, previews, and squad conversations on iPhone.	iPhone and Android apps support messages, permission answers, model changes, and reading files and Git changes.
Coordinating work	Squads can plan, build, and have an independent provider review a job.	Chief of Staff and team workflows coordinate agents, with recipes for multi-agent work.
Relay and credentials	Agent credentials stay on your computer. The relay keeps no message copies; inter-computer handoffs are sealed.	Mobile content is end-to-end encrypted. The relay stores and forwards opaque encrypted blobs.
Availability	Invite-only early access for iPhone. Public pricing is not announced.	Open-source desktop and mobile tooling with public setup documentation.

From the maker’s own documentation

Features and availability can change. Check the linked product pages for the latest details.

The useful answer

Which one fits you?

Happy is worth exploring if you want an open-source app around the computer and agent setup you control. Thumbs suits people who want the computer prepared for them and a short path from an idea to a conversation with their team.

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