一行日記メモ｜毎日ひとこと日記帳

Just one line a day. Tag today's mood, then look back on a calendar and timeline. Watch your streak grow. Everything stays on your device, no account needed.

OneLine Diary keeps journaling simple: write just one line about your day, tag how you felt, and build a habit you can actually keep.

■ One line is enough Capture today with a single sentence and a mood icon. A day's entry takes just seconds, so it's easy to start and easy to keep.

■ Streaks that keep you going See how many days in a row you've written. A gentle nudge to keep the habit alive.

■ Look back on a calendar Each recorded day shows its mood icon, so a whole month of feelings is visible at a glance.

■ On this day Revisit what you wrote on the same date last month or last year, and remember who you were then.

■ Stays on your device Everything is stored on your device. No account, no login. CSV export included.

Available in English, Japanese, and Chinese. Your diary is a personal record, kept just for you.