Report updated Jul 3, 2026
Haema Diary
For individuals seeking a private, local-only digital space to track daily moods, reading, and viewing habits.
Haema Diary is an established lifestyle app that is free with in-app purchases. With a 4.1/5 rating from 52 reviews, it shows polarized user reception. Users particularly appreciate simple and cute aesthetic design makes daily journaling feel satisfying and approachable for casual users, though users report persistent application crashes during long entries cause significant data loss and user frustration as a common concern.
What is Haema Diary?
Haema Diary is a lifestyle journaling app for iOS that allows users to track moods, books, and movies in a private, local-only environment.
Users hire Haema for a secure, distraction-free space to document personal memories without the privacy concerns associated with cloud-based social journaling apps.
Current Momentum
v1.5 · 1w ago
Maintenance- Ships stability-focused updates.
- Maintains local-only privacy model.
Active Nemesis
Unicorn Diary (lock - PIN)
By DOSA Apps
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?
Records daily mood using animated characters and displays them on a calendar view.
Collects movie and book entries with online search integration.
Stores all user data exclusively on the device.
How much does it cost?
- Free 30-day trial
- One-time lifetime purchase
Monetization relies on a single lifetime purchase model after a 30-day trial period.
Who Built It?
Jiwon Lee
View Publisher Intel →Enrichment in progress
Publisher profile available very soon
What other apps does Jiwon Lee make?
모두의 야구 - 프로야구 응원가
App
What do users think recently?
Low confidence · 26 reviews analyzed
How did the latest release land?
What is the recent mood?
Recent user voice shows a mixed sentiment. Users appreciate simple and cute aesthetic design makes daily journaling feel satisfying and approachable for casual users and integrated book and movie tracking provides a unique value add beyond standard mood journaling, but report persistent application crashes during long entries cause significant data loss and user frustration and lack of cloud synchronization prevents seamless transition between multiple devices for active users.
Limited review volume (26 reviews). Sentiment analysis will deepen as more data lands.
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 Haema Diary?
Where is it available?
Localized markets (2)
How's The Lifestyle Market?
Haema Diary utilizes a freemium model with a 30-day trial followed by a one-time lifetime purchase. The target audience consists of individuals seeking a private, local-only digital space for mood and media tracking. The messaging emphasizes privacy, simplicity, and offline storage.
How does it evolve in the Lifestyle market?
Haema Diary maintains a 4.1-star rating across 52 reviews, positioning it as a niche, privacy-focused alternative in the crowded Lifestyle category.
Rank progression
1 active ranking tracked, 30-day window
Which niche is Haema Diary in?
to record daily life and personal memories
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)
EMMO dominates the emotional journaling space by offering a highly stylized, mood-centric interface that directly competes with Haema’s core value proposition of daily mood tracking.
Contenders(4)
Cherish competes by offering diverse journaling templates, challenging Haema’s more rigid, singular diary structure.
YOUKAMI competes by offering a highly artistic, illustration-heavy approach to emotional journaling that appeals to a similar creative audience.
Differentiators
- Original illustration sets provide a unique visual diary experience that Haema currently lacks.
- Custom hashtag system allows for more flexible, non-linear organization of memories compared to Haema's calendar-centric view.
It targets the same minimalist journaling demographic as Haema but focuses on a card-based UI and cloud synchronization.
This app competes by blending traditional journaling with task management, appealing to users who want to track both life events and productivity.
Same space(3)
This app targets the self-improvement and reflection aspect of Haema’s user base through curated content.
JuJo competes for the creative journaling market by offering a digital 'junk journal' experience.
This app uses AI to generate visual representations of moods, directly challenging Haema’s manual mood logging.
Differentiators
- Generative AI image creation turns text entries into visual art, offering a creative output Haema does not provide.
- Focus on visual-only storytelling creates a distinct niche for users who dislike traditional long-form writing.
Compare Haema 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 Haema Diary
Strengths to defend, gaps to attack
Core Strengths
- Local-only storage serves as a trust-based acquisition hook
- Minimalist aesthetic drives daily habit formation
- Integrated media logging increases time-on-app
Critical Frictions
- Persistent crashes cause data loss
- Lack of cloud synchronization prevents device switching
- Connectivity errors block media database access
Growth Levers
- Implement cloud-save to reduce churn
- Add home screen widgets to increase daily visibility
Market Threats
- AI-driven competitors provide automated summaries
- Gamified rivals capture the casual demographic
What are the next best moves?
Ship cloud synchronization because it is the top-requested feature to prevent churn → increase long-term retention.
User reviews cite the lack of backup and restore as a recurring pain point.
Trade-off: Pause the development of new media categories — cloud sync is a higher retention priority.
Audit crash logs to fix data loss during long entries because it is the #1 churn risk → stabilize rating baseline.
Multiple reports of app closing unexpectedly while writing result in lost text.
Trade-off: Same-quarter capacity available — no major lever displaced.
A counter-intuitive read
The 'local-only' privacy moat is actually a growth ceiling: users value data portability over absolute privacy, and the lack of cloud sync is the primary driver of churn.
Feature Gaps vs Competitors
- Cloud synchronization (available in My Journal but missing here)
- Home screen widgets (requested by users but missing here)
Key Takeaways
Haema Diary wins on privacy and minimalist utility, but technical instability and the lack of cloud sync threaten long-term retention, so the PM must prioritize stability and data portability to prevent churn to cloud-native rivals.
Where Is It Heading?
Mixed Signals
The journaling market is consolidating around AI-assisted reflection and cloud-synced experiences. Haema's maintenance-mode status leaves it exposed to competitors with higher release cadences, so the team must pivot to cloud-native features to remain relevant.
Persistent crashes during long entries erode the daily active habit, which compounds the rating drag already visible on the platform.
The minimalist aesthetic and integrated media logging continue to drive positive sentiment for casual users who prioritize simplicity.
Sources
- [1] App Store, source