1d1s - Voice diary with AI

Record with your voice, reflect with AI — a new diary experience

"No time to write" "Can't keep it up" — we solve these common diary problems.
Just speak, and AI records your days and helps you reflect.

3 Key Features

Voice Recording, Instant Capture

Just press and talk
Auto-transcribes your voice
Record even while busy with childcare
AI Auto-Summary

Gemini AI summarizes your day in 3-5 sentences
Weekly, monthly, yearly reflections auto-generated
Long entries organized and easy to read
Capture Precious "Firsts"

"First steps," "First success"
AI automatically detects and highlights
Never miss your child's growth or personal achievements
Perfect For

Parents — Record your child's growth with voice, reflect later
Busy professionals — Voice reflections during commute
Those who couldn't keep a diary — No writing, just talking
Those tracking personal growth — AI visualizes changes and achievements
Main Features

Voice recording with auto-transcription
AI summaries (daily, weekly, monthly, yearly)
Calendar view
"Firsts" event detection
iCloud sync (share across devices)
English and Japanese support
Privacy First

Data stored on your device
AI used only for summaries
No third-party sharing
Record with your voice, let AI organize.
Experience the new way to diary.

※ AI summary requires internet connection
※ Voice recognition optimized for supported languages