Comparison

Cognitive Diary vs Drowsy

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Cognitive Diary

Read full description

Cognitive Diary is a private, privacy-first space for self-reflection, emotional awareness, and everyday mental well-being. The app combines CBT-inspired journaling tools, guided breathing exercises, and validated self-assessment questionnaires to help you better understand your thoughts, emotions, and reactions — at your own pace and without pressure. You can choose from structured journal formats inspired by cognitive behavioral techniques, including thought tracking, anxiety and trigger monitoring, activity planning, emotion regulation, exposure tracking, and mood reflection. These tools help organize inner experiences, notice patterns, and explore alternative perspectives in a calm and non-judgmental way. Cognitive Diary also includes simple breathing exercises designed to support moments of stress or emotional overload. Visual breathing guidance helps slow down and reconnect with the body. You can use the app without creating an account. Signing in is optional and unlocks PRO features, including secure end-to-end encrypted cloud synchronization across devices. Your privacy is a core principle of the app. All entries and test results are encrypted. Encryption keys never leave your device, and you remain in full control of your personal data. Important disclaimer: Cognitive Diary is not a medical device and does not provide medical advice, diagnosis, or treatment. It is not a substitute for professional healthcare or mental health services. If you are experiencing severe or persistent mental health symptoms, please seek help from a qualified professional. Cognitive Diary is designed as a supportive self-reflection tool and a private companion for building awareness and self-regulation skills in everyday life.

About

Drowsy

Capture and analyze your dreams with AI to uncover their deeper meaning. This app offers personalized interpretations, pattern tracking, and insights into your subconscious, helping you understand your emotional landscape and recurring themes.

Highlights
  • AI dream interpretation
  • Pattern tracking
  • Life context integration
  • Conversational AI analysis
  • Emotional trend visualization
  • PDF export
  • Offline functionality
Features
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What do your dreams mean? Every night, your mind processes emotions, memories, and experiences through dreams. Drowsy helps you capture these fleeting moments and uncover their deeper significance using AI that actually understands context. Not just another dream journal. Most dream apps are glorified notepads. Drowsy is different. Our AI doesn't just store your dreams. It analyzes them, finds patterns you'd never notice, and helps you understand what your subconscious is really saying. HOW IT WORKS: - Log dreams in seconds. Quick capture designed for sleepy mornings. Just write what you remember. - Get AI interpretations. Powered by Claude AI, receive thoughtful analysis of themes, symbols, and emotions in each dream. - Ask follow-up questions. Go deeper with conversational AI. "What does water symbolize for me?" "Why do I keep dreaming about my childhood home?" - Add life context. Tell Drowsy what's happening in your life. The AI uses this context to provide more personalized, meaningful insights. - Track patterns over time. See your emotional landscape, recurring themes, and dream activity visualized beautifully. INSIGHTS THAT MATTER Drowsy's Weekly and Monthly Insights go beyond individual dreams. See the bigger picture: - Emotional trends across your dream life - Recurring symbols and what they might mean for YOU - Connections between life events and dream content - Personalized recommendations for self-reflection PRIVACY YOU CAN TRUST Dreams are deeply personal. We treat them that way. - Your dreams are encrypted and protected - We never sell your data. Ever. - You own your content completely - Export or delete your data anytime FEATURES - Beautiful, minimal design that won't overwhelm you - Smart notifications that learn your logging habits - Dream search with filters (emotions, themes, dates) - PDF export for therapy or personal records - Streak tracking to build consistent habits - XP system, achievements, and weekly quests - Lucid dream tagging and tracking - Dark mode support - Works offline. Sync when ready. PREMIUM UNLOCKS Free users can log unlimited dreams. Premium members get: - Unlimited AI dream interpretations - Follow-up conversations with AI - Weekly & Monthly AI insights - Deep psychological analysis - Priority support Start your free 3-day trial and discover what your dreams have been trying to tell you. Terms of Use: https://www.drowsyjournal.com/terms Privacy Policy: https://www.drowsyjournal.com/privacy

Screenshots

Cognitive Diary4 screens
Drowsy4 screens

Verdict

The call

The clearest difference is update cadence: Drowsy at every 4 days against Cognitive Diary's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Cognitive Diary sells 2 in-app purchases, starting at $0.99 per month and Drowsy sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Cognitive Diary ships an update fortnightly, Drowsy every 4 days. The most recent releases landed on September 28, 2026 and October 7, 2026 respectively.

Scorecard1 real difference · 9 level
Cognitive Diary versus Drowsy: the parameters behind the verdict, then further details
ParameterCognitive DiaryDrowsy
PriceFreeFree
Rating—5.0 (4 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—4 — better
Update frequencyFortnightlyEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.4 — better17.6
Further details — not scored
Size60 MB10 MB
Age rating17+4+
DeveloperVitalii KovalovDrowsy

In-app purchases

2 purchases

Cognitive Diary

Subscriptions2
  • PRO$0.991 Month
  • PRO$9.991 Year
2 purchases

Drowsy

Subscriptions2
  • Monthly3 Days trial$9.991 Month
  • Annual3 Days trial$59.991 Year

Questions

Is Cognitive Diary free?
Cognitive Diary is free to download, with in-app purchases available.
Is Drowsy free?
Drowsy is free to download, with in-app purchases available.
Do Cognitive Diary or Drowsy have ads?
Neither Cognitive Diary nor Drowsy shows ads.
Which is updated more often, Cognitive Diary or Drowsy?
Cognitive Diary ships an update fortnightly, and Drowsy every 4 days. Most recently, Cognitive Diary was updated on September 28, 2026 and Drowsy on October 7, 2026.

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