도구 로딩 중...
Estimate due date using Naegele's rule (last menstrual period + 280 days). Also shows trimester milestones.
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네, 가입 없이 완전 무료입니다.
네, 모바일 브라우저에서 터치를 지원합니다.
건강
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🔒 Privacy & Security：All processing happens locally in your browser. Files are never uploaded or stored.
🔒 Privacy: All processing happens locally in your browser. Your files and data never leave your device — no upload, no server, no tracking.