PaperLeaf is a private notebook where you can quietly write down your thoughts without anyone seeing them. Whether it's memos, diaries, poems, or worries, you can express anything freely. With a calm design and simple interface, it gently supports your daily moments. PIN protection keeps your notes private, and theme colors let you tailor the atmosphere to your liking. With no ads or in-app purchases, you can use it with complete peace of mind. ■ Main Features * List / Calendar views (1-month / 2-week / 1-week) * PIN lock for each category * Rich text formatting (bullets, checkboxes, text colors, etc.) * Insert images into notes * Filter by category, creation date, update date, or keyword * Changeable theme colors