# Define

Startup, Worldwide.

> I made an email app inspired by Arc browser
>
> — in its own words, from demo.define.app

- Website: https://demo.define.app
- Listed since: 2026
- launched: 2026-03-20
- launch post: https://news.ycombinator.com/item?id=47458348
- hn score: 39
- domain created: 2025-03-13
- Last verified: 2026-03-20


## Sources

- Hacker News, "Show HN" — https://news.ycombinator.com/item?id=47458348, read 2026-03-20

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startup.is · https://startup.is/registry/define · open data: /api/v1, /llms.txt