MARLVEL

Diary with Lock, Photo, Video vs its rivals

Side-by-side comparison against Diary with Lock, Photo, Video's closest competitors: identity, store metrics, ratings & sentiment, and strategic intel.

Diary with Lock, Photo, Video
This App
Unicorn Diary (with password)
Nemesis
DayGram - One Line a Day Diary
Contender
Diary with lock
Contender
Shine - Timeline diary
Contender
YOUKAMI
Contender
OtterDiary: Journal & Diary
Peer
DrawMyToday - AI Picture Diary
Peer
4rabet
Peer
JuJo: Creative Journal & Diary
Peer
Core Identity
DeveloperAmazinProZipoAppsEUIHYUNG JUNGTuyen Bui晓松 高NOTEGG Corp.志威 彭CHANHO LEEJake BieleDev2A
CategoryLifestyleUtilitiesLifestyleLifestyleLifestyleLifestyleLifestyleLifestyleSportsLifestyle
PlatformiOSAndroid, iOSiOS, AndroidiOSiOSiOSiOSiOSAndroidiOS
Store Metrics
Rating4.9 / 54.4 / 54.5 / 54.3 / 54.0 / 54.8 / 54.9 / 54.3 / 53.2 / 54.6 / 5
Ratings Count111392301,2464771461016
PriceFreeFreeFreeFreeFreeFreeFreeFreeFreeFree
Release DateMar 17, 2023Nov 16, 2020Jun 12, 2015Mar 9, 2018Mar 1, 2023Feb 20, 2017Nov 19, 2025Aug 16, 2023Feb 23, 2026Sep 26, 2025
Last UpdatedJul 1, 2025Dec 29, 2024May 5, 2026May 24, 2026Jun 3, 2025Apr 19, 2024Jul 2, 2026Jun 7, 2026Feb 24, 2026Mar 27, 2026
Sentiment & Reviews
Sentiment--positive-excellent--terrible-mixed
Score--82/100-90/100--10/100-50/100
Praises--
  • Minimalist design and clean interface foster a calming experience for daily journaling habits
-
  • The diary application provides a satisfying experience through its story and random memory features
----
  • Friendly aesthetic and creative journal customization tools appeal to beginners in the writing space
Complaints--
  • Inconsistent PDF export quality makes archived entries difficult to read or print
-
  • Minor performance stuttering occurs during navigation likely due to the cross-platform development architecture
--
  • Aggressive advertisement frequency prevents users from accessing the core daily journaling and illustration features
  • Lack of creative drawing tools forces reliance on automated illustration features for daily entries
-
  • 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--
  • Expanded media support including color photos and multiple image attachments per entry
------
  • Image editing tools like cropping or erasing are needed for better journal composition
Strategic Intel
Strengths
  • Professional, modern aesthetic appeals to adult users
  • Biometric security provides a baseline privacy moat
  • Multimedia support enables vivid memory capture
  • Unicorn-themed comic collection functions as a unique engagement hook
  • Biometric security provides a baseline trust mechanism
  • High-frequency push notifications sustain daily habit formation
  • E-Ink aesthetic reduces cognitive load for daily writing
  • One-time purchase model builds long-term user trust
  • Privacy-first design via biometric and passcode locks
-
  • Story-themed timeline structure enables narrative-first reflection
  • WebDAV sync provides data portability for power users
  • 36 emotional emojis allow for granular mood expression
-
  • Age-based timeline sorting enables unique longitudinal life comparisons
  • Local-only storage provides a privacy moat for family documentation
  • Generative AI visual output provides a personalized creative record
-
  • Creative canvas tools enable artistic expression
  • Massive sticker and image library drives engagement
Weaknesses
  • Subscription-gated core features create high churn risk
  • Lacks gamified retention loops found in top-tier rivals
  • Limited user review volume hinders organic search visibility
  • Premium tier at $4.99/week sits above the category median
  • Lack of PDF export limits long-term memory preservation
  • 0.16 rating gap between iOS and Android platforms
  • PDF export legibility issues reported by users
  • Limited font scaling hinders accessibility for power users
  • Application instability during export tasks
-
  • Performance stutters during navigation erode the daily habit
  • Lack of biometric security protocols for private data
  • Non-native architecture limits UI fluidity
-
  • Manual-entry model creates high friction vs automated rivals
  • Lack of mood correlation analytics limits self-quantification utility
  • Aggressive ad frequency blocks core utility
  • Lack of manual drawing tools limits creative expression
-
  • Aggressive paywalling limits free-tier utility
  • Difficult object placement controls hinder layout precision
Pricingsubscriptionfreemiumfreemium-subscriptionfreemiumfreefreefreefreemium
MomentumZombieZombieMaintenance-Zombie-ZombieMaintenance-Maintenance
Update Cadence1 versions2 versions, ~305d avg2 versions, 1 majors/6mo, ~3d avg-1 versions-1 versions, 1 majors/6mo1 versions-1 versions, 1 majors/6mo

Compare Diary with Lock, Photo, Video 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 Diary with Lock, Photo, Video, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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Data licensed under CC-BY-NC 4.0