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Mobile companion for developers seeking encrypted, end-to-end secure access to AI coding sessions with session continuity, offline conversation history, real-time notifications, zero-knowledge privacy, QR pairing, open source transparency, and devic…

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one sec uses Shortcut automation in order to empower you to spend more time in the real world.

Which is more popular?
Based on our record, one sec should be more popular than Happy Coder. It has been mentioned 44 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | happy.engineering | one-sec.app |
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What each product offers, as listed by its team.


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An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of one sec yet.
Walkthroughs and reviews on video.
Sat Aug 23 Experience Report - Happy Coder Mobile App for Claude Code
The app that makes Elon Musk cry — One Sec app setup & review
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Happy Coder and one sec. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Code on GitHub. Live app at happy.engineering. More posts at radarlog.kr. - Source: dev.to / 6 months ago
Does https://happy.engineering/ need to use the API keys or can use oauth? It's basically a frontend for claude-cli. - Source: Hacker News / 8 months ago
Https://happy.engineering/ says that they have E2E encryption. Is that true? - Source: Hacker News / 8 months ago
I think most users need more screen blocking control than they get out of the box on iOS. Ntools like one sec [1] have been invaluable for me. [1]: https://one-sec.app/. - Source: Hacker News / 9 months ago
One thing that finally worked for me was using: https://one-sec.app/ It basically forces you to do a little breathing exercise before you can visit the site that you have on its block list. It has been life changing. It adds enough... - Source: Hacker News / over 1 year ago
I've tried various forms of this. As long as there's a logged in session somewhere, I have to have various tricks and extensions on my browser to manage things. Most have been only varying degrees of successful, often ending up in me... - Source: Hacker News / almost 2 years ago
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