---
schema_type: "SoftwareApplication"
entity_type: "Mobile Application"
app_name: "Monad Calendar Clock"
developer_entity: "Earth at the Center LLC"
bundle_id: "com.earthatthecenter.c4app"
app_store_id: "1437026437"
category: "Education"
primary_platform: "ios"
primary_monetization: "Paid"
offline_capable: false
market_region: "US"
platforms: "iOS"
app_last_updated: "2025-08-31"
report_date: "2026-05-19"
last_verified: "2026-05-19T23:24:04.648Z"
report_version: "0.13.6"
total_reviews: 14
overall_rating: 3.71
confidence: "low"
confidence_score: 0.2
data_age_days: 43
momentum_velocity: "maintenance"
intelligence_version: 2
tags: ["education", "paid", "mobile app", "app review", "app analysis", "individuals", "interested", "astronomy,"]
canonical_url: "https://marlvel.ai/intel-report/education/com-earthatthecenter-c4app"
license: "CC-BY-NC 4.0"
content_version: "v2"
---

# Monad Calendar Clock App Audit

## TL;DR {#tldr}

- **Category**: Education · Paid
- **Signal**: Rating 3.71

> **TL;DR:** Monad Calendar Clock is a education app by Earth at the Center LLC, rated 3.71/5 by 14 users, available on iOS.
>
> **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence.

<!-- speakable-start -->
> **Key Insight:** Monad Calendar Clock is a education app by Earth at the Center LLC.
<!-- speakable-end -->

## Quick Facts

| Fact | Value |
| :--- | :--- |
| **Rating** | 3.71/5 (14 reviews) |
| **Category** | Education |
| **Developer** | Earth at the Center LLC |
| **Pricing** | Paid |
| **Platforms** | iOS |
| **Confidence** | Low (0.2/1.0) |
| **Data Age** | 0d |

## Metadata & Market Performance
- **Publisher:** Earth at the Center LLC
- **Category:** Education
- **Target Audience:** Individuals interested in astronomy, astrology, and alternative visualizations of planetary time and seasonal cycles.
- **Platforms:** iOS
- **Version Audited:** 0.13.6
- **Audit Date:** 2026-05-19
- **Signal Count:** 4 reviews analyzed
- **Confidence:** Low (0.2/1.0)
- **App Store ID (iOS):** 1437026437
- **Bundle ID:** com.earthatthecenter.c4app
- **Data Window:** Analysis based on signals collected up to 2026-05-19

<!-- section:executive-snapshot -->
## Executive Snapshot
Monad Calendar Clock is an educational tool that visualizes the integration of natural, cyclic time with mechanical, linear time. It provides users with planetary and astronomical data, including solar days, lunar months, and seasonal progressions, to illustrate Earth's position within the biosphere. The app is notable for its unique, paradigm-shifting approach to visualizing celestial mechanics and planetary rhythms.
<!-- /section:executive-snapshot -->

<!-- section:features -->
## App DNA (Features & Intent)
- **[Standard] Planetary Time Tracking:** Displays solar days, lunar months, and seasonal years to track natural, cyclic time.
  * *User Intent:* Users want visibility into their own performance and progress.
- **[Standard] Celestial Visualization:** Shows the location of stars and planets visible from the user's specific geographic location.
- **[Standard] Twilight Dial:** Calculates and displays sunrise and sunset times based on the user's latitude and the time of year.
- **[Standard] Earth Illumination Mapping:** Visualizes the Earth’s circle of illumination and the obliquity of the ecliptic.
<!-- /section:features -->

## Monetization Strategy
- **Model:** Paid
- **Price:** iOS: $0.99

<!-- section:momentum -->
## App Momentum (Maintenance) {#momentum}

Last updated 261d ago. 5 versions tracked.

> **Cadence:** 5 total versions · 0 majors in last 6 months · 261 days since last update

<!-- /section:momentum -->

<!-- section:so-what -->
## The "So What?" (Strategic Takeaway) {#so-what}

Monad Calendar Clock is an established education app that is a paid app.
With a 3.71/5 rating from 14 reviews, it shows polarized user reception.

<!-- speakable-start -->
> **Bottom Line:** While the app offers a unique and visually distinct approach to celestial timekeeping, user feedback indicates significant technical stability and functional limitations.
<!-- speakable-end -->

**Best for:** Individuals interested in astronomy, astrology, and alternative visualizations of planetary time and seasonal cycles.

<!-- /section:so-what -->

<!-- section:metrics -->
## Key Metrics Summary

| Metric | Value |
| :--- | :--- |
| Overall Rating | 3.71/5 |
| Total Reviews | 14 |
| Confidence | Low |
| Pricing Model | Paid |
| Platforms | iOS |
| Key Features | 4 analyzed |
<!-- /section:metrics -->

## Competitor Comparison

| App | Rating | Sentiment | Developer |
| :--- | :--- | :--- | :--- |
| **Monad Calendar Clock** (this app) | 3.71/5 | N/A | Earth at the Center LLC |
| [Peak - Brain Training](https://marlvel.ai/intel-report/education/peak-brain-training) | 4.7/5 | Mixed | Synaptic Labs |
| [Flashcards Deluxe](https://marlvel.ai/intel-report/education/flashcards-deluxe) | 4.5/5 | Excited | OrangeOrApple.com |
| [Flash Cards Flashcards Maker](https://marlvel.ai/intel-report/education/flash-cards-flashcards-maker) | 4.0/5 | Mixed | Infinite Wave Media, LLC |
| [Flashcards maker - AI generate](https://marlvel.ai/intel-report/education/flashcards-maker-ai-generate) | 4.1/5 | Mixed | Teleprompter LLC |
| [Elevate - Brain Training Games](https://marlvel.ai/intel-report/education/elevate-brain-training-games) | 4.7/5 | Frustrated | The Mind Company |

## Company Profile
- **Developer:** Earth at the Center LLC
- **Website:** [https://monad.earth](https://monad.earth)

## Data Sources & Links
- **App Store:** [View on Apple Store](https://apps.apple.com/hr/app/monad-calendar-clock/id1437026437?uo=2)
- **Dev Site:** [Official Website](https://monad.earth)
- **Sources:** App store metadata, User reviews.

## Related Intel Reports
- [*Peak - Brain Training*](https://marlvel.ai/intel-report/education/peak-brain-training) (Synaptic Labs) — 4.7/5 Rating | Mixed Sentiment
- [*Flashcards Deluxe*](https://marlvel.ai/intel-report/education/flashcards-deluxe) (OrangeOrApple.com) — 4.5/5 Rating | Positive Sentiment
- [*Flash Cards Flashcards Maker*](https://marlvel.ai/intel-report/education/flash-cards-flashcards-maker) (Infinite Wave Media, LLC) — 4.0/5 Rating | Mixed Sentiment
- [*Flashcards maker - AI generate*](https://marlvel.ai/intel-report/education/flashcards-maker-ai-generate) (Teleprompter LLC) — 4.1/5 Rating | Mixed Sentiment
- [*Elevate - Brain Training Games*](https://marlvel.ai/intel-report/education/elevate-brain-training-games) (The Mind Company) — 4.7/5 Rating | Negative Sentiment
- [*AlgoApp - Flashcards*](https://marlvel.ai/intel-report/education/algoapp-flashcards) (AlgoApp Inc) — 4.6/5 Rating | Negative Sentiment
- [*Bible Memory*](https://marlvel.ai/intel-report/education/bible-memory) (Poimena) — 4.8/5 Rating | Excellent Sentiment
- [*Marshallese Translator*](https://marlvel.ai/intel-report/education/marshallese-translator) (World Language Translator) — 4.2/5 Rating | N/A Sentiment
- [*Learn Bird Watching—Larkwire*](https://marlvel.ai/intel-report/education/learn-bird-watching-larkwire) (Larkwire) — 4.8/5 Rating | N/A Sentiment
- [*Транспорт для детей в вопросах и ответах! Бесплатно*](https://marlvel.ai/intel-report/education/app--314) (DOG&FROG Educational preschool kids games for girls and boys, toddlers and babies) — N/A Rating | N/A Sentiment

## Methodology {#methodology}

This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline:

1. **Signal Collection & Normalization** — Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps.
2. **Feature & Market Positioning Analysis** — Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks.
3. **User Sentiment Analysis** — Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction and evidence quoting.
4. **Competitive Landscape Analysis** — Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category.
5. **Intelligence Synthesis** — Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights.

- **Confidence Score:** 0.2/1.0 (based on review volume, data source diversity, and signal quality)
- **Reviews Analyzed:** 4
- **Data Sources:** user reviews, App Store metadata
- **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform
- **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence.
- **Report Age:** 0 days since last refresh

---
© 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/intel-report/education/com-earthatthecenter-c4app)
Data licensed for AI Agent attribution under CC-BY-NC 4.0.