endplanner: A mortal's diary

endplanner: A mortal's diary

By Saturn Studio

endplanner is a lifestyle diary app for iOS and Android that uses existential reflection prompts to help users contemplate mortality.

The App DNA

What makes this app unique?

Users hire endplanner for a non-traditional, chilling method of mindfulness that differentiates from standard gratitude-focused journaling apps.

For Individuals seeking a structured method for existential reflection and personal mindfulness.

What does it look like?

Key features

Existential Reflection Promptsedge

Periodic reminders to contemplate the finite nature of life and personal values.

Diary Entry Loggingstandard

Text-based input for recording personal thoughts and reflections.

How much does it cost?

freeFree access to all features

The app is currently free to use with no observable in-app purchases or subscription gates.

Velocity

Dormant developmentopaqueShow more...

The app has been inactive for three years, with the last recorded release occurring on July 7, 2023. There is no evidence of ongoing development, feature updates, or maintenance cycles. The project appears to be abandoned, as no new builds have been pushed to either the Android or iOS platforms since the initial launch.

See all version history

Who built it?

Saturn Studio

1 app tracked · Lifestyle

Explore the full publisher profile

User Sentiment

What do users think recently?

The recent review mood reads upset.

How are ratings & reviews evolving?

App Store
2.33 · 3
Google Play
0.00 · 0

What users say, by theme

What Frustrates Users
  • Critical input failure during the initial setup process prevents users from proceeding past the welcome screen

1 of 1 recent reviews analyzed · limited sample

Read the full review analysis

Competition

Competitive landscape for endplanner: A mortal's diary

How's the Lifestyle market?

endplanner holds a 2.33-star rating across 3 total ratings, placing it well below the standard for lifestyle apps. The lack of a functional onboarding flow prevents the app from establishing a competitive position against category leaders.

Read the market outlook

The rivals identified

5 Minute Journal・Daily Diary

By Intelligent Change LLC

This app dominates the daily reflection market by providing a structured, habit-forming framework that directly competes with endplanner's goal of cultivating a meaningful life.

  • Established brand authority in the mindfulness space creates significant barriers to entry for new competitors.
  • Proven habit-loop design encourages daily retention through structured, time-boxed prompts that minimize user friction.
  • Extensive cross-platform ecosystem and physical product integration drive higher user lifetime value than digital-only apps.
endplanner: A mortal's diary vs 5 Minute Journal・Daily Diary

Unlock the head-to-head verdict: where this rival wins, and where it loses.

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The Analyst's Read

Key takeaways for endplanner: A mortal's diary

Where is it heading?

The lifestyle journaling market is consolidating around AI-enhanced and habit-forming tools, leaving endplanner exposed due to its lack of functional core features. The current technical instability will likely lead to a total loss of the initial user cohort unless the onboarding flow is resolved immediately.

  • Blocking input bugs during the initial setup process prevent user onboarding, which compounds the rating drag already visible on the store.

The SWOT

Core Strengths
  • Existential-dread-based philosophical approach differentiates the app from generic gratitude-focused competitors
Critical Frictions 2 weaknesses inside
Growth Levers
  • Untapped market segment for users seeking non-traditional, provocative self-reflection methods
Market Threats 1 threat identified

Next best moves

1 Invest

Fix the onboarding input bug because it is the #1 churn risk preventing any user from using the app → restore basic functionality.

The counter-intuitive read

The app's existential-dread branding is a stronger asset than its diary features…

Read the full take

Feature gaps

AI-driven feedback (available in 365 Gratitude Journal but absent here) +1

Since the last report: The product state is unchanged; the app remains abandoned with a critical onboarding bug that prevents all user interaction.

Bottom line

endplanner offers a unique existential value proposition, but the blocking setup bug prevents any user retention, so the PM must prioritize technical stability over all other development to avoid total churn.

Unlock 2 critical frictions, 1 market threat and the analyst’s take.

Access the full report for free

Sources

  1. [1] App Store, source
  2. [2] Play Store review, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by endplanner: A mortal's diary, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “endplanner: A mortal's diary Intelligence Report.” Updated Jul 4, 2026. https://marlvel.ai/apps/endplanner-a-mortal-s-diary

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