Tools for your
inner journey
Eristotle combines cutting-edge AI with thoughtful design to create a truly reflective and personal journaling experience.
Express yourself
your way
Eristotle isn't a search engine or a general-purpose chat; it's a Dedicated Intelligence Layer for your personal evolution. Whether you prefer writing, speaking, or chatting, Eristotle provides a clear, focused space for your growth.
- Pure Intent: 100% dedicated to your evolution
- Zero Context Pollution: No noise from the web
- Conversational journaling with AI companion
- Scribbles: Write with Apple Pencil on iPad
- Quick capture for on-the-go moments
Have real conversations
with AI
Experience something no other journaling app offers—real-time voice conversations with your AI companion. Speak naturally, pause to think, and get thoughtful responses in a natural voice. Premium and BYOK subscribers can add their ElevenLabs API key and the voice agent is set up automatically.
- Real-time voice conversations
- Auto-agent setup—no configuration needed
- Natural speech recognition
- High-quality AI voice responses
- Conversation history saved as entries
An AI that
truly knows you
Your companion remembers. It pulls context from your journal entries to understand your story, schedules thoughtful follow-ups when you mention something important, and can read responses aloud, creating conversations that feel genuinely personal.
- Journal-aware conversations in text and voice
- Voice companion searches your entries during calls
- Smart follow-up reminders for life events
- Tap notifications to continue the chat
- Audio playback for AI responses
AI insights
without asking
Eristotle proactively generates insights about your emotional patterns. Every week, receive AI-created reflections that surface themes, patterns, and growth moments from your entries.
- Weekly theme analysis
- Emotional pattern detection
- Connection insights from relationships
- Growth moment recognition, and more
Visualize your
emotional journey
Beautiful charts and visualizations help you understand your patterns. Track emotions over time, see when you journal most, and discover what affects your wellbeing.
- 50+ emotion categories with intensity tracking
- Multiple chart types (pie, bar, line, heatmap)
- Weekly, monthly, and Year in Review summaries
- AI-synthesized insights and recommendations
- Journaling streak and consistency tracking
The Architecture of
Smart Search
Eristotle utilizes a custom "Journal RAG Index" to transform your entries into an intelligent knowledge base. This Architecture of Smart Search uses Retrieval-Augmented Generation to index your history by meaning, not just keywords.
- Journal RAG Index: Semantic indexing of every entry
- Architecture of Smart Search: RAG-powered retrieval
- Find by Concept: Search for feelings, not just words
- Contextual Memory: AI that remembers your entire history
Your thoughts, protected
Choose on-device Apple Intelligence for 100% privacy, or use cloud AI for enhanced features. Either way, your data is encrypted and under your control.
- On-device AI with Apple Intelligence
- End-to-end encryption with AES-256
- Face ID / Touch ID protection
- Encrypted offline backups with 12-word recovery phrase
- Full data export and deletion
Choose your AI experience
Eristotle offers multiple AI providers so you can choose the experience that's right for you.
Apple Intelligence
100% on-device. Complete privacy. Works offline. Free with app.
Cloud AI (OpenAI)
Advanced GPT models. Enhanced conversations. Premium subscription.
Bring Your Own Keys (BYOK)
Use your own OpenAI, Anthropic, or Gemini keys. Full control.
Choose exactly which AI features you want—or none at all. Eristotle works beautifully as a traditional journal without any AI assistance. You can individually disable Insights, Smart Reflections, Emotion Tagging, and Sentiment Analysis based on your preferences.
Meet your AI companions
Choose the companion that resonates with you. Each brings the same thoughtful AI, with a unique presence.
Eris
The original companion. Warm, wise, and always ready to listen.
Talen
A grounded presence. Calm, supportive, and deeply understanding.
Custom
A unique perspective. Insightful, empathetic, and forward-thinking.