# Utileno - slug: `utileno` - url: https://utileno.com/ko/ - tagline: Free bilingual web tools that run in the browser — no signup, no file upload. - categories: utilities, converters, korea-tools, privacy-local - locales: ko, en - founded_case: true - ownership_status: verified - editorial_status: approved - verification_status (legacy): verified - link_rel (ops): follow - created_at: 2026-09-12 - updated_at: 2026-09-12 ## Description KO/EN free browser utilities (~36 tools). Users usually land on a specific tool URL (holidays+ICS, business days, lunar, pyeong, romanization, image tools, JSON, PDF merge, etc.), not only the homepage. Client-side processing called out on tools. Founding case for IndieIndex. ## Tools (deep links) - 만나이 계산기: https://utileno.com/ko/age-calculator/ | https://utileno.com/en/age-calculator/ - 연차 계산기: https://utileno.com/ko/annual-leave-calculator/ | https://utileno.com/en/annual-leave-calculator/ - 영업일 계산기: https://utileno.com/ko/business-days-calculator/ | https://utileno.com/en/business-days-calculator/ - 날짜 계산기: https://utileno.com/ko/date-calculator/ | https://utileno.com/en/date-calculator/ - 날짜 더하기 (N일 후): https://utileno.com/ko/days-from-today/ | https://utileno.com/en/days-from-today/ - 한국 공휴일 달력: https://utileno.com/ko/korean-holidays/ | https://utileno.com/en/korean-holidays/ - 음력 생일 계산기: https://utileno.com/ko/lunar-birthday/ | https://utileno.com/en/lunar-birthday/ - 음력 양력 변환기: https://utileno.com/ko/lunar-solar-converter/ | https://utileno.com/en/lunar-solar-converter/ - 주휴수당 계산기: https://utileno.com/ko/weekly-holiday-pay/ | https://utileno.com/en/weekly-holiday-pay/ - 근무시간 계산기: https://utileno.com/ko/work-hours-calculator/ | https://utileno.com/en/work-hours-calculator/ - 중개수수료 계산기: https://utileno.com/ko/brokerage-fee/ | https://utileno.com/en/brokerage-fee/ - 할인 계산기: https://utileno.com/ko/discount-calculator/ | https://utileno.com/en/discount-calculator/ - 퍼센트 계산기: https://utileno.com/ko/percentage-calculator/ | https://utileno.com/en/percentage-calculator/ - 퍼센트 증감률 계산기: https://utileno.com/ko/percentage-change-calculator/ | https://utileno.com/en/percentage-change-calculator/ - 평 변환기: https://utileno.com/ko/pyeong-converter/ | https://utileno.com/en/pyeong-converter/ - 비율 계산기: https://utileno.com/ko/ratio-calculator/ | https://utileno.com/en/ratio-calculator/ - 화면비 계산기: https://utileno.com/ko/aspect-ratio-calculator/ | https://utileno.com/en/aspect-ratio-calculator/ - 랜덤 숫자 생성기: https://utileno.com/ko/random-number-generator/ | https://utileno.com/en/random-number-generator/ - 랜덤 뽑기: https://utileno.com/ko/random-picker/ | https://utileno.com/en/random-picker/ - 팀 나누기: https://utileno.com/ko/team-generator/ | https://utileno.com/en/team-generator/ - 중복 줄 제거: https://utileno.com/ko/duplicate-line-remover/ | https://utileno.com/en/duplicate-line-remover/ - 한글 이모티콘 사전: https://utileno.com/ko/korean-emoticons/ | https://utileno.com/en/korean-emoticons/ - 로마자 변환기: https://utileno.com/ko/korean-romanizer/ | https://utileno.com/en/korean-romanizer/ - 텍스트 비교: https://utileno.com/ko/text-diff/ | https://utileno.com/en/text-diff/ - 글자수 세기: https://utileno.com/ko/word-character-counter/ | https://utileno.com/en/word-character-counter/ - JSON 포매터: https://utileno.com/ko/json-formatter/ | https://utileno.com/en/json-formatter/ - 유닉스 타임스탬프: https://utileno.com/ko/unix-timestamp-converter/ | https://utileno.com/en/unix-timestamp-converter/ - 바이브 코딩 프로젝트 매트릭스: https://utileno.com/ko/ai-project-matrix/ | https://utileno.com/en/ai-project-matrix/ - 의사결정 매트릭스: https://utileno.com/ko/decision-matrix/ | https://utileno.com/en/decision-matrix/ - 아이젠하워 매트릭스: https://utileno.com/ko/eisenhower-matrix/ | https://utileno.com/en/eisenhower-matrix/ - PDF 합치기: https://utileno.com/ko/pdf-merge/ | https://utileno.com/en/pdf-merge/ - 이미지 압축: https://utileno.com/ko/image-compressor/ | https://utileno.com/en/image-compressor/ - 이미지 변환: https://utileno.com/ko/image-converter/ | https://utileno.com/en/image-converter/ - EXIF 제거: https://utileno.com/ko/exif-remover/ | https://utileno.com/en/exif-remover/ - QR 코드 생성: https://utileno.com/ko/qr-code-generator/ | https://utileno.com/en/qr-code-generator/ - 색 변환기: https://utileno.com/ko/color-converter/ | https://utileno.com/en/color-converter/ ## Links for agents - HTML: /p/utileno/ - Markdown: /p/utileno.md - JSON: /api/v1/listings/utileno.json