MARLVEL

Diem | The Daily Photo Journal vs its rivals

Side-by-side comparison against Diem | The Daily Photo Journal's closest competitors: identity, store metrics, ratings & sentiment, and strategic intel.

Diem | The Daily Photo Journal
This App
EMMO - 日记与笔记
Nemesis
Feelings - Mood Journal
Contender
Cherish - diary with 7 formats
Contender
Doing Doing
Contender
一叶日记·极简卡片心情记录日记
Contender
2025 Wrapped - Year in Focus
Peer
Mood Board Maker: Visus
Peer
JuJo: Creative Journal & Diary
Peer
Ondo: AI Journal
Peer
Core Identity
DeveloperGootra, Inc.EMMO Corp.Jiani LiGaeun LeeChaehui Seo荣九 蔡Leila NasriHAPPUS LLCDev2AOnda Labs, Inc.
CategoryLifestyleLifestyleLifestyleLifestyleLifestyleLifestyleLifestyleLifestyleLifestyleLifestyle
PlatformiOSiOSiOSiOSiOSiOSiOSiOSiOSiOS
Store Metrics
Rating4.3 / 54.8 / 54.8 / 54.7 / 54.6 / 54.7 / 54.3 / 54.7 / 54.6 / 55.0 / 5
Ratings Count2428,9751227971016204166
PriceFreeFreeFreeFreeFreeFreeFreeFreeFreeFree
Release DateJun 16, 2020Apr 17, 2020Aug 18, 2019Aug 24, 2022Sep 26, 2020Jun 5, 2022Nov 27, 2025Dec 26, 2023Sep 26, 2025Mar 5, 2026
Last UpdatedOct 11, 2023Apr 28, 2026Dec 16, 2024Dec 14, 2025Jun 20, 2026Jun 28, 2026Dec 26, 2025Jun 9, 2026Mar 27, 2026May 2, 2026
Sentiment & Reviews
Sentimentnegative-------mixedexcellent
Score35/100-------50/10090/100
Praises
  • Journaling functionality provides an effective way to document daily life events and memories
-------
  • Friendly aesthetic and creative journal customization tools appeal to beginners in the writing space
  • Simple and classy user interface design makes the application feel approachable for new users
  • AI co-author conversational style provides genuine emotional support during challenging personal periods
  • Varied AI interaction modes prevent the assistant from simply agreeing with user perspectives
Complaints
  • Application instability and frequent crashes prevent users from accessing their journal entries
  • Aggressive monetization tactics force payment information entry before users can evaluate the product
  • Limited text formatting options restrict the ability to organize journal entries effectively
-------
  • Aggressive paywalling of core features limits the experience for non-paying users post-update
  • Difficult object placement controls hinder the precision of journal layout design
-
Requests
  • Physical hard copy printing service requested for long term archival of digital journals
-------
  • Image editing tools like cropping or erasing are needed for better journal composition
-
Strategic Intel
Strengths
  • Machine learning-based emotion analysis provides a differentiated value proposition for mental health-focused users
-
  • "Shake to glitch" visual effect creates a unique interaction loop
  • Ad-free, minimalist utility model lowers user friction
  • iCloud integration ensures data portability across Apple devices
-
  • Bullet journal task states provide a familiar, low-friction workflow for productivity-focused users.
  • Image export sharing functions as a visual referral mechanism for social growth.
  • Poetic leaf metaphor provides a unique narrative structure for daily entries
  • Minimalist UI design reduces cognitive load compared to feature-heavy competitors
-
  • Free-form canvas enables complex creative projects that lock in power users
  • Creative canvas tools enable artistic expression
  • Massive sticker and image library drives engagement
  • Long-term memory of user goals functions as a retention moat
  • AI-generated postcards create shareable keepsakes that drive organic discovery
Weaknesses
  • Frequent launch-time crashes prevent access to journal entries
  • Aggressive paywall barriers force payment details before product evaluation
-
  • Zero revenue model limits long-term maintenance capacity
  • No structured journaling templates increase blank-page intimidation
  • Low review volume (12) limits social proof
-
  • Manual-entry requirement creates high friction compared to automated logging competitors.
  • Lack of cross-platform synchronization limits utility for power users.
  • Lack of monetization gates limits capital for aggressive feature development
  • Minimalist feature set risks churn when users seek advanced multimedia or AI-driven insights
-
  • Manual creation workflow creates high friction for casual users compared to automated rivals
  • Aggressive paywalling limits free-tier utility
  • Difficult object placement controls hinder layout precision
  • Zero monetization strategy creates a long-term sustainability risk
  • Lack of cloud-save or cross-device sync limits power-user retention
Pricingsubscription-freefreefreefreefreefreemiumfreemiumfree
MomentumZombie-ZombieSteadyMaintenanceMaintenance-MaintenanceMaintenanceMaintenance
Update Cadence1 versions-1 versions5 versions1 versions, 1 majors/6mo1 versions, 1 majors/6mo-1 versions, 1 majors/6mo1 versions, 1 majors/6mo1 versions

Compare Diem | The Daily Photo Journal head-to-head

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Diem | The Daily Photo Journal, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

See methodologyContact support

Data licensed under CC-BY-NC 4.0