Report updated Jul 4, 2026
Bom Diary - My Favorite Diary
For individuals seeking a simple, visual-focused digital diary for mood tracking and daily reflection.
Bom Diary - My Favorite Diary is a market-leading lifestyle app that is completely free. With a 4.3/5 rating from 419 reviews, it delivers strong user satisfaction. Users particularly appreciate simple and intuitive diary layout encourages daily journaling habits for casual users, though users report application crashes during navigation through past entries disrupt the user journaling experience as a common concern.
What is Bom Diary - My Favorite Diary?
Bom Diary is a lifestyle journaling app for iOS and Android that uses character-based illustrations to track daily moods and memories.
Users hire Bom Diary for a low-friction, private space to log daily reflections, using mood-matching characters to turn routine writing into a gamified habit.
Current Momentum
v1.1 · 8mo ago
Maintenance- Ships stability-focused updates for Android.
- Maintains 5.0 rating on iOS.
Active Nemesis
EMMO - 日记与笔记
By EMMO
Other Rivals
7-Day Rank Pulse 🇺🇸
LifestyleNo ranking data
Rating Pulse 🇺🇸
Recent User Mood
What makes this app unique?
What Does It Look Like?
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What Are The Key Features?
Users select illustrations matching weather and mood to log daily entries, increasing daily session frequency.
Visual dashboard displays rankings of user-defined moods and hashtags to encourage long-term usage.
Account-based storage allows access across multiple devices, increasing switching costs.
How much does it cost?
- Free version with ad support
Ad-supported free model with no visible IAP or subscription gates in current store data.
Who Built It?
Enrichment in progress
Publisher profile available very soon
What other apps does bomcomes make?
봄 캘린더 - 생리, 피임, 임신 준비
건강 및 피트니스
What do users think recently?
Low confidence · 52 reviews analyzed · Based on 52 reviews. Signal may be noisy.
How did the latest release land?
What is the recent mood?
Recent user voice shows a thrilled sentiment. Users appreciate simple and intuitive diary layout encourages daily journaling habits for casual users and secure password and fingerprint authentication features provide necessary privacy for personal thoughts, but report application crashes during navigation through past entries disrupt the user journaling experience and image upload limitations regarding cropping and quantity restrict the expression of visual memories.
What Users Love
What Frustrates Users
What Users Want
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
What is the competitive landscape for Bom Diary - My Favorite Diary?
Where is it available?
Localized markets (2)
How's The Lifestyle Market?
Bom Diary operates in the lifestyle diary category, currently holding a 5-star rating on iOS with a small but highly satisfied user base. The app utilizes a free, ad-supported model with no visible in-app purchases, positioning it as a low-barrier entry point for casual users who prioritize simplicity over complex feature sets.
Which niche is Bom Diary - My Favorite Diary in?
to record daily thoughts and moods
Explore the full Journaling Note Taking niche
Every app in this space (941 tracked), the niche's live rankings, and Marlvel's editorial take on the job-to-be-done.
The rivals identified
Nemeses(1)
This app directly competes for the same user base by offering a feature-rich, secure digital journaling experience that emphasizes privacy and emotional tracking.
Contenders(4)
Shine competes by offering advanced data visualization and flexible synchronization options for power users.
Dear Me. targets the niche of therapeutic journaling, specifically focusing on users managing chronic illnesses.
This app overlaps with the target by combining traditional diary keeping with habit tracking and daily reminders.
Biograph competes by positioning journaling as a collaborative and social storytelling experience rather than a solitary activity.
Same space(3)
Holoholo competes by automating the memory-capture process through background tracking rather than manual input.
Insight AI competes for the self-reflection market by using AI to provide personalized astrological insights.
This app serves the same self-improvement audience by providing daily inspiration and content management tools.
Compare Bom Diary - My Favorite Diary against every rival
All rivals in one side-by-side table: identity, store metrics, ratings & sentiment, and strategic intel, plus a head-to-head page for each.
The outtake for Bom Diary - My Favorite Diary
Strengths to defend, gaps to attack
Core Strengths
- Character-based mood tracking drives daily session frequency
- Biometric authentication builds high user trust
Critical Frictions
- Application crashes during history navigation disrupt the core journaling habit
- Image upload limitations restrict visual memory capture
Growth Levers
- Integration of voice and video uploads would address top user requests
Market Threats
- EMMO's superior design and social features siphon the core user base
What are the next best moves?
Audit navigation logic to resolve crashes because crashes during history retrieval disrupt the daily habit loop → improve retention
User complaints explicitly cite crashes during navigation through past entries as a primary friction point.
Trade-off: Pause the development of new character illustrations — stability is a prerequisite for retention.
Ship multi-image upload support because current cropping and quantity limits restrict visual expression → increase user satisfaction
Image upload limitations are a recurring point of friction in user reviews.
Trade-off: Deprioritize the statistics dashboard UI refresh — user expression is a higher-value lever.
A counter-intuitive read
The app's simplicity is its primary vulnerability: by avoiding social features, it cedes the 'diary as a community' space to EMMO, leaving it with no defense against a more polished, social-first clone.
Feature Gaps vs Competitors
- Social diary sharing (available in EMMO but absent here)
- Multimedia support for voice and video (available in MindBridge but absent here)
Key Takeaways
Bom Diary retains users through simple, secure mood tracking, but stability regressions and limited media support cap its growth against design-forward rivals like EMMO, so the team must prioritize stability fixes before expanding multimedia capabilities.
Where Is It Heading?
Mixed Signals
The lifestyle diary market is consolidating around visual, social-integrated experiences, leaving Bom Diary exposed to churn. Unless the team addresses stability and expands media support, the app will likely lose its niche position to more feature-rich competitors.
Frequent application crashes during history navigation erode the daily active habit, which compounds the rating drag already visible on Android.
The 5.0 rating on iOS indicates that the core mood-tracking value proposition remains highly resonant with the current user base.