Solid Diary is an AI-powered journaling app designed to support mental health, self-awareness, and emotional well-being. Available on iOS, it combines mood tracking, AI summaries, and reflective prompts to help users better understand their thoughts and feelings.
With each entry, the app uses AI to analyze tone, extract emotions, and generate summaries or personal insights. Unlike traditional journaling tools, Solid Diary aims to provide not just a space to write�but also a structured, psychologically mindful journey. Perfect for anyone looking to create a meaningful, consistent reflection practice supported by thoughtful technology.
Solid Diary Review Summary Performance Score
A
Content/Output
Emotionally Intelligent & Reflective
Interface
Calm, Intuitive, Focused
AI Technology
- NLP Mood Analysis
- Sentiment Summarization
- Prompt Generation Engine
- Daily Pattern Recognition
Purpose of Tool
Encourage healthy journaling habits and emotional insight through AI-guided entries
Compatibility
iOS Only (iPhone)
Pricing
Free plan + Paid subscriptions (via in-app purchase)
Who is Best for Using Solid Diary?
- Mental Health Advocates: They are using it to track emotions daily, reflect on patterns, and gently boost their emotional intelligence.
- College Students: They rely on it for mental clarity and stress reduction by expressing feelings during high-pressure academic routines.
- Working Professionals: They use it to decompress at the end of the day, reflect on work-life balance, and practice gratitude mindfully.
- Mindfulness Practitioners: They enjoy pairing it with meditation or yoga routines to log insights, energy shifts, and moments of self-awareness.
AI Mood Detection
Daily Emotional Summary
Smart Prompt Suggestions
Reflective Writing Insights
Personal Word Cloud
Mood History Graphs
Daily Streak Tracking
PIN & Face ID Security
Export to PDF/Text
Minimal, Distraction-Free Interface
Is Solid Diary Free?
Yes, Solid Diary offers a free version with core journaling and emotion analysis features. For deeper insights, historical mood trends, and unlimited entries, paid plans are available via in-app purchase.
Pricing Plans
- Premium Plan � In-App Subscription: Unlimited journal entries, Full mood and pattern analytics, Enhanced AI summaries, Secure cloud backup, Priority access to new features. Pricing varies by region (e.g., monthly or yearly billing via Apple Subscriptions).
Solid Diary Pros & Cons
Beautifully designed, calming interface
AI summaries and prompts support deeper reflection
Great for building daily mental health habits
Strong privacy with PIN and Face ID lock
Available offline for distraction-free writing
iOS only, no Android version
Free version has limited entry history
No real-time therapist or chat features
Lacks export to external wellness platforms
FAQs