About
What is Damoa?
Damoa is a free service that brings together the online utility tools that developers and professionals need every day. You can use over 100 tools including JSON Formatter, Base64 Encoder, URL Encoder, Regex Tester, Excel Formula Helper, Unit Converter and more — all without registration.
Key Features
All tools process data directly in your browser, so no data is transmitted to any server. You can use them safely without worrying about data leaks. The site supports both Korean and English, offers dark mode, and is optimized for mobile devices.
Tool Categories
Calculators (percent, compound interest, loan, salary), Lifestyle (BMI, age calculator, timer), Text (word counter, markdown, Excel tools), Converters (JSON, Base64, URL, unit), Design (color, QR code, image compressor), Developer (regex, JWT, UUID, hash) — organized into 6 categories.
Our Principles
Damoa is supported by advertising and all tools are provided completely free of charge. New tools are added regularly based on user requests and search trends. We are committed to continuous quality improvements and bug fixes.
About the Operator
Damoa is planned, developed, and operated by an individual developer with professional web development experience. We prioritize user convenience and build tools that are genuinely needed in everyday work.
Contact
For inquiries or suggestions about the service, please email us at shyoon9069@gmail.com. Feature requests, bug reports, and any other feedback are always welcome.