booung
Simple web products you can open and use right away.
Start with free file tools, jump into calm product experiments, or browse the work behind both products.
Independent products
Designed and shipped by Seunghwan Lee
Products
Choose a product
Each product has its own focus, surface, and pace.
T
booung tools
Live
Free browser tools for PDF, image conversion, compression, QR codes, and quick file tasks.
- PDF merge, split, and convert
- WebP, HEIC, JPG workflows
- No login required
C
calmo
Live
A quieter product space for calm interfaces, structured layouts, and more focused interaction.
- Separate product direction
- Independent deployment
- UI-first exploration
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GitHub
Open
Follow active repos, shipping history, and the code behind the booung products.
- Product repositories
- Frontend and utility work
- Public development trail
Contact