UseCOS
Startup in .app
Free, client-side Canadian tax,mortgage, and legal calculators
- Kind
- Startup
- Country
- Worldwide
- Place
- .app
- Listed since
- 2026
- Website
- https://usecos.app
- launched
- 2026-08-26
- launch post
- https://news.ycombinator.com/item?id=49451367
- hn score
- 2
- domain created
- 2025-11-03
- Last verified
- 2026-08-26
Sources
- Hacker News, "Show HN" — news.ycombinator.com, read 2026-08-26
