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I built a game on my old phone without knowing what I was building

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I'm calling this "Vibe Discovery" — distinct from vibe coding because I didn't know the requirements upfront. Started with "make something with the accelerometer" and discovered through 6 iterations that I wanted a WebGL marble game. The interesting part was the dev setup: Claude Code running in Termux on a Redmi Note 9 (4GB RAM). The same-device feedback loop — code, test accelerometer, react, iterate — made rapid discovery possible in a way that laptop-to-phone deployment wouldn't.

HN · launched Jan 15, 2026 · 11 upvotes (top 47%) · 0 views

Niche: casual mobile games · 461 launches, 77 in the last 7 days ▲ +15% · Explore this niche →

Category and tags

  • Media & entertainment
  • Hardware & robotics
  • B2C
  • Not AI
  • Hobby / open-source project

Visit website ↗ Source listing ↗

Could you build this?

Yes The author explicitly describes vibe coding this experimental WebGL marble game using Claude Code directly on a phone in Termux.

Discussion

20 comments analyzed.

Concerns raised: AI-generated writing lacks authenticity and emotional depth, LLM output has recognizable stylistic tics that feel artificial, Undisclosed AI use feels deceptive to readers, AI cannot truly understand or discover through lived experience, Dead Internet Theory concern about homogenized AI-generated content

Competitors

Other products that read as similar to this one : 260 launches clear the similarity bar, closest 8 shown.

Attention rank: #132 of 261 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 78 days after the earliest competitor.

The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.