---
schema_type: "SoftwareApplication"
entity_type: "Mobile Application"
app_name: "Power Stone"
developer_entity: "ZOOMO Inc."
bundle_id: "jp.zoomo.PowerStone"
app_store_id: "532068372"
category: "Entertainment"
primary_platform: "ios"
primary_monetization: "Free"
offline_capable: false
market_region: "US"
platforms: "iOS"
app_last_updated: "2024-06-02"
report_date: "2026-05-12"
last_verified: "2026-05-12T17:24:31.718Z"
report_version: "2024.6"
total_reviews: 1
overall_rating: 5
sentiment: "Thrilled"
sentiment_score: 100
confidence: "low"
confidence_score: 0.25
review_sample_size: 1
data_age_days: 43
momentum_velocity: "zombie"
intelligence_version: 3
competitor_count: 1
tags: ["entertainment", "free", "thrilled sentiment", "mobile app", "app review", "app analysis", "individuals", "interested", "personality"]
canonical_url: "https://marlvel.ai/intel-report/entertainment/power-stone"
license: "CC-BY-NC 4.0"
content_version: "v2"
---

# Power Stone App Audit

## TL;DR {#tldr}

- **Category**: Entertainment · Free
- **Signal**: Rating 5 · Sentiment Thrilled

> **TL;DR:** Power Stone is a entertainment app by ZOOMO Inc., rated 5/5 by 1 users, with Thrilled user sentiment (100/100), available on iOS.
>
> **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence.

<!-- speakable-start -->
> **Key Insight:** Power Stone has Thrilled user sentiment with a 5/5 rating from 1 reviews.
<!-- speakable-end -->

## Quick Facts

| Fact | Value |
| :--- | :--- |
| **Rating** | 5/5 (1 reviews) |
| **User Mood** | Thrilled |
| **Category** | Entertainment |
| **Developer** | ZOOMO Inc. |
| **Pricing** | Free |
| **Platforms** | iOS |
| **Confidence** | Low (0.25/1.0) |
| **Data Age** | 0d |

## Metadata & Market Performance
- **Publisher:** ZOOMO Inc.
- **Category:** Entertainment
- **Target Audience:** Individuals interested in personality quizzes and spiritual or gemstone-based entertainment.
- **Platforms:** iOS
- **Version Audited:** 2024.6
- **Audit Date:** 2026-05-12
- **Signal Count:** 1 reviews analyzed
- **Confidence:** Low (0.25/1.0)
- **App Store ID (iOS):** 532068372
- **Bundle ID:** jp.zoomo.PowerStone
- **Performance Trend:** Declining
- **Data Window:** Analysis based on signals collected up to 2026-05-12

<!-- section:executive-snapshot -->
## Executive Snapshot
**What it is:** Power Stone is an entertainment app that uses a ten-question quiz to identify a user's charmstone.
**Why users hire it:** Users hire the app for a quick, personality-based diagnostic tool to satisfy curiosity about gemstone-based spiritual identification.
<!-- /section:executive-snapshot -->

<!-- section:features -->
## App DNA (Features & Intent)
- **[Standard] Charmstone Finder Quiz:** Ten-question diagnostic tool to identify a user's specific charmstone
<!-- /section:features -->

<!-- section:market-position -->
## Market Position {#market-position}

Power Stone maintains a perfect rating on a single review, signaling a lack of active user acquisition compared to category peers.
<!-- /section:market-position -->

## Monetization Strategy
- **Model:** Free
- **Tiers:** Free access to all features
- **Analysis:** The app operates as a free tool with no visible in-app purchase or subscription gates.

<!-- section:sentiment -->
## 🟢 User Sentiment (Low Confidence: 1 reviews) {#user-sentiment}
- **Overall Rating:** 5/5
- **Platform Split:** iOS 5.0/5 (1 ratings)
- **Overall Sentiment:** Thrilled

<!-- /section:sentiment -->
<!-- section:swot -->
## SWOT Analysis {#swot}

**Core Strengths:**
- Low-friction diagnostic quiz provides immediate user value upon first launch

**Critical Frictions:**
- Zero updates since mid-2024 signals maintenance-mode status
- Single-review volume indicates negligible organic install velocity

**Growth Levers:**
- Integrate time-sensitive content or moon-cycle tracking to increase session frequency

**Market Threats:**
- Lucky Moon’s dynamic prediction tools drain the user base seeking actionable future-looking advice

<!-- /section:swot -->
## Recent Changes (v2 → v3) {#recent-changes}

The competitive outlook has shifted from stable to declining as the app is now benchmarked against a direct spiritual-guidance competitor, Lucky Moon, rather than broad entertainment apps.

**Overall trend**: Declining
**Compared at**: 2026-05-12

### High-impact changes
- **[Shifted] Competitive focus** (positioning) — Shifted from broad entertainment quiz apps to a specific niche focus on spiritual-guidance tools.
- **[Declined] Outlook trend** (positioning) — Outlook trend: stable → declining, due to the lack of updates and increased competition.

### Medium-impact changes
- **[Added] New competitive threat** (swot) — Added Lucky Moon as a specific threat, citing its dynamic prediction tools as a driver for user migration.

<!-- section:whats-new -->
## What's New

- **Latest (v2024.6, 1 years ago):** OS compatibility update.
<!-- /section:whats-new -->

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

- No feature updates since mid-2024.
- Stagnant user base with minimal reviews.

> **Cadence:** 1 total versions · 0 majors in last 6 months · 709 days since last update

<!-- /section:momentum -->

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

Power Stone is a market-leading entertainment app that is completely free.
With a 5/5 rating from 1 reviews, it delivers strong user satisfaction.

<!-- speakable-start -->
> **Bottom Line:** Power Stone provides a simple diagnostic tool but fails to retain users due to a lack of dynamic content, so the PM should pivot to time-sensitive engagement features to compete with Lucky Moon.
<!-- speakable-end -->

**Best for:** Individuals interested in personality quizzes and spiritual or gemstone-based entertainment.

<!-- section:pm-actions -->
### PM Action Plan (Next Best Moves)

- [ ] [INVEST] [HIGH IMPACT] Ship time-sensitive content updates because the current quiz is a one-time utility → increase session frequency — *The app lacks recurring engagement features compared to Lucky Moon.* _(trade-off: deprioritize Deprioritize minor UI polish to focus on content-loop development.)_
<!-- /section:pm-actions -->

<!-- section:feature-gaps -->
### Feature Gaps vs Competitors

- Moon-based interaction cycles (available in Lucky Moon)
- Directional prediction tools (available in Lucky Moon)
<!-- /section:feature-gaps -->

<!-- section:outlook -->
### Outlook: Declining

The spiritual-guidance market is consolidating around apps that offer recurring, time-sensitive engagement. Power Stone's static quiz model is increasingly exposed to churn as users migrate to competitors that provide ongoing, future-looking insights.

- 🔴 The lack of updates since mid-2024 suggests the app is in maintenance mode, which prevents it from competing with active rivals.
<!-- /section:outlook -->

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

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

| Metric | Value |
| :--- | :--- |
| Overall Rating | 5/5 |
| Total Reviews | 1 |
| Sentiment | Thrilled (100/100) |
| Confidence | Low |
| Pricing Model | Free |
| Platforms | iOS |
| Key Features | 1 analyzed |
| Trend | Declining |
| Outlook | Declining |
<!-- /section:metrics -->

## Competitor Comparison

| App | Rating | Sentiment | Developer |
| :--- | :--- | :--- | :--- |
| **Power Stone** (this app) | 5/5 | Thrilled | ZOOMO Inc. |
| [Lucky Moon](https://marlvel.ai/intel-report/entertainment/lucky-moon) | 3.0/5 | N/A | Stanislav Svec |
| [BESTPLAY Play to earn & donate](https://marlvel.ai/intel-report/entertainment/bestplay-play-to-earn-donate) | 4.7/5 | Upset | Bestplay |
| [JustPlay: Earn Loyalty Rewards](https://marlvel.ai/intel-report/entertainment/justplay-earn-loyalty-rewards) | 4.7/5 | Mixed | Gimica GmbH |
| [JustPlay: Earn Money or Donate](https://marlvel.ai/intel-report/entertainment/justplay-earn-money-or-donate) | 4.4/5 | Mixed | JustPlay GmbH |
| [Leprecam](https://marlvel.ai/intel-report/entertainment/leprecam) | 4.2/5 | Mixed | Asinine Games Inc |

## Company Profile
- **Developer:** ZOOMO Inc.

## Data Sources & Links
- **App Store:** [View on Apple Store](https://apps.apple.com/us/app/power-stone/id532068372?uo=4)
- **Sources:** App store metadata, User reviews.

## Related Intel Reports
- [*Lucky Moon*](https://marlvel.ai/intel-report/entertainment/lucky-moon) (Stanislav Svec) — 3.0/5 Rating | N/A Sentiment
- [*BESTPLAY Play to earn & donate*](https://marlvel.ai/intel-report/entertainment/bestplay-play-to-earn-donate) (Bestplay) — 4.7/5 Rating | Terrible Sentiment
- [*JustPlay: Earn Loyalty Rewards*](https://marlvel.ai/intel-report/entertainment/justplay-earn-loyalty-rewards) (Gimica GmbH) — 4.7/5 Rating | Mixed Sentiment
- [*JustPlay: Earn Money or Donate*](https://marlvel.ai/intel-report/entertainment/justplay-earn-money-or-donate) (JustPlay GmbH) — 4.4/5 Rating | Mixed Sentiment
- [*Leprecam*](https://marlvel.ai/intel-report/entertainment/leprecam) (Asinine Games Inc) — 4.2/5 Rating | Mixed Sentiment
- [*TikTok - Videos, Shop & LIVE*](https://marlvel.ai/intel-report/entertainment/tiktok-videos-shop-live) (TikTok Ltd.) — 4.4/5 Rating | Negative Sentiment
- [*Sleighed: AI Christmas Videos*](https://marlvel.ai/intel-report/entertainment/sleighed-ai-christmas-videos) (Ian Brillantes) — 5.0/5 Rating | N/A Sentiment
- [*My Row Counter, Knit & Crochet*](https://marlvel.ai/intel-report/entertainment/my-row-counter-knit-crochet) (AnnapurnApp Technologies UG haftungsbeschrankt) — 4.8/5 Rating | N/A Sentiment
- [*New Zealand Radios*](https://marlvel.ai/intel-report/entertainment/new-zealand-radios) (User One Studio) — N/A Rating | N/A Sentiment
- [*Singapore Radio*](https://marlvel.ai/intel-report/entertainment/singapore-radio) (User One Studio) — 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:** 0.25/1.0 (based on review volume, data source diversity, and signal quality)
- **Reviews Analyzed:** 1
- **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/entertainment/power-stone)
Data licensed for AI Agent attribution under CC-BY-NC 4.0.