Your voice.
Your twin.
A private AI voice diary that listens, understands, and builds a digital twin of your inner world. Everything stays on your device.
Features
Everything you need to journal privately
Voice Journaling
Speak naturally. On-device transcription turns your voice into text instantly using Apple's Speech framework.
Digital Twin + Predictions
A living model of your inner world. Your Twin predicts your mood, surfaces patterns, and learns your emotional rhythms over time.
Smart Insights
Mood trends, writing streaks, sentiment analysis, shareable weekly insight cards, and AI-generated pattern detection.
Personality Card
A shareable snapshot of who you are — communication style, thinking patterns, emotional range. Spotify Wrapped for your personality.
Face ID Lock
Biometric security with Face ID or Touch ID. Your diary stays yours.
8 Themes
Sage, Lavender, Rose, Ocean, Warm, Dark, and more to match your personal style.
From the Blog
Journaling, privacy & on-device AI
Your Journal App Should Predict, Not Just Record
DailyVox v1.1 introduces Twin Predictions, shareable personality cards, and weekly insight cards — all on-device.
March 26, 2026 PrivacyWhy AI Journals Shouldn't Touch the Cloud
Most AI journal apps send your private thoughts to cloud servers. Here's why on-device AI is the only safe choice.
March 26, 2026 PrivacyBest Private Journal App (2026)
Journal apps ranked by actual data practices — not marketing claims. Who really keeps your data safe?
March 17, 2026