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艦これバブル壁紙

65
Quality Score
Solid

艦これバブル壁紙

Medium confidence
4.7 Google Play rating
✍️ Bumetric analysis
“

艦これバブル壁紙 is an Android app from HarucolorApp in the Personalization category, currently rated 4.7★ across 4,079 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.

Quality Score is 65: Solid (established niche player). For a Personalization app, that means established niche player. The full BU Investment Matrix below scores 8 dimensions including monetisation, growth, and operational risk.

Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.

💰 Monthly revenue · now vs forecast
● Right now
$5.0K
per month
→
12-mo forecast
$5.2K – $10.8K
per month
→
24-mo forecast
$6.4K – $19.2K
per month
MID tier
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📊 Performance Tracking LIVE

1 snapshots on record
idle
0%
Rating
4.7
Reviews
4,079 reviews
Forecast Revenue / mo
$5.0K
Snapshots tracked
1
since Jun 2026
ONE-TIME · BUILD 💰 Estimated build cost
$150K
↳ What it cost to build · not monthly revenue
Likely range $110K – $200K
$25K · MVP floor $100K · indie scale $500K+ · studio build
📈 Pays back in ~2.5y at current MRR

Synthetic estimate. Inputs: category complexity, file size, screen count, monetization layer, platform reach, age × team-size proxy. Calibrated against 2024-2026 indie-agency rate surveys. Full math + source list on /methodology.

Where the money goes
🧱 MVP baseline (design + 1-store ship) +$28K
📱 5 unique screens × $4.5K +$22K
💎 In-app purchase plumbing +$9K
⚙ Personalization complexity ×0.90 $-5949
🌐 Cross-platform reach (iOS + Android) +$29K
⚙ 11.1y maintenance × ~1-person team +$66K
Total estimate $150K
ONE-TIME · EXIT VALUE 💵 Estimated acquisition value
$150K
↳ What it would sell for · not monthly revenue
Marketplace range $125K – $200K · 31× MRR multiple
💸 ~1.0× build cost (break-even+)

Synthetic estimate. Multiple band derived from iap / freemium model + age, rating quality, category demand, and user-base maturity. Calibrated against 2024-2026 indie-app-marketplace closed-deal medians. Full math + comparable deal list on /methodology.

How the multiple was built
💎 IAP / freemium model base 28× MRR
📅 11.1y proven track record +20%
⭐ ★ rating ≥ 4.4 (solid) +8%
🏷 Personalization category multiple -15%
Final multiple 31× MRR
👥 Estimated audience size
625K
Lifetime downloads (US-equivalent)
Monthly active
28K
Daily active
2.8K

Synthetic estimate from ratings × category benchmarks. Calibrated against 2024-2026 mobile-attribution retention + DAU/MAU reports. Numbers are US-storefront-equivalent — true global audience can be 5-10× larger for international apps. Full math + source list on /methodology.

How we sized it
📲 Personalization engagement ~220 installs / rating
📅 11.1y of rating accumulation -30%
🔁 Personalization D30 retention 10%
📍 DAU / MAU stickiness 0.10
DAU / MAU 10% sticky
🛠 Estimated tech stack
🤖
Native Android (Kotlin)
High confidence · 80%
Also possible
Flutter

Heuristic guess from app bundle size, category, store description signals, and release-date stack era. Bumetric does not disassemble binaries — for binary-level certainty you would need an SDK intelligence tool or the manifest itself. Reasoning chain on the right. Full ruleset on /methodology.

Signals we read
🏷 Category context Personalization
📦 Compact Android bundle → Native Kotlin
💀 Maintenance status
Slowing
30%
Last shipped 2026-06-07 · 131 days ago
0 · Active 50 · At risk 100 · Abandoned

Heuristic risk score from time-since-last-update + ratings velocity proxy + Editor's Choice / curated featuring signals. Calibrated against 2024-2025 app-store ranking decay reports. Not a guarantee — a quiet app with a healthy codebase looks the same as an abandoned one until something breaks. Full math on /methodology.

Risk signals
📅 4 months since last update Slowing cadence
Verdict Slowing
🔬

How we forecast this revenue

MEDIUM CONFIDENCE
Baseline
$5.0K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
6 months
$4.7K – $7.9K
12 months
$5.2K – $10.8K
24 months
$6.4K – $19.2K
Compound growth at +4.0% MoM (tier baseline for MID). Range widens with horizon — typical noise band ±25% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊

BU Investment Matrix

Building · 59/100MID TIERcompetitive build-out
GrowthFounderQualityRevenueMonetiz.MoatMarketSafety
Growth Velocity
5.0
Founder Strength
5.2
Product Quality
8.4
Revenue Strength
3.7
Monetization Maturity
5.0
Defensibility
10.0
Market Position
0.0
Operational Safety
10.0
  • 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
  • ⭐ Quality: 4.69★ across 4,079 reviews — strong (top 10%).
  • 📍 Market: Not yet charting in any of the 9 monitored markets.
  • 📈 Growth: Insufficient signal to assess trajectory.
  • ⚠️ Risk: Low — no material risk signals detected.
🎯 For competitors: Strong subscription moat. Hard to outcompete on retention. Better angle: free alternative with one-time purchase, or feature parity for an underserved sub-niche.
💵 For acquirers: Estimated asking range 18-32× monthly = $90K-$160K.
Composite of 8 dimensions computed deterministically from public signals — no LLM, every score traces back to a measurable input. Default weights shown; "compete" / "acquire" / "invest" lenses re-weight without re-fetching.
Range:

💰 Forecast Revenue / mo

MODEL
Revenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
Excellent rating (4.7★)METRIC
+$2,200
Low install base (4,079 ratings)METRIC
+$1,500
Mature app (11y old)METRIC
+$1,500
Ad-supported / freemiumMETRIC
+$600
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📈 Reviews Growth

LIVE
Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE
Average rating evolution. Updates with each new review batch.

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name
艦これバブル壁紙
Developer
HarucolorApp
Bundle ID
jp.harucolor3.kanmusububblewallpaper
App Store URL
Open in App Store
Category
Personalization
Content rating
Not found
Languages
Not found

Company

Website
dokkiri-netabarasi.web.app
Tagline
Not found
Description
Not found
Founded
Not found
HQ / Address
Not found
Employees
Not found
Logo
Not found

Revenue

Reported revenue signal / mo
Not found
AI revenue estimate / mo
Not found
AI annual estimate
Not found
Model estimate / mo
$5.0K/mo
Top-grossing rank
Not found
All-time revenue
Not found
Pricing
$0.49 - $7.49 per item

Founder

Founder data not yet collected for this app.

Funding

Funding data not yet collected for this app.

Press & Links

Press & Links data not yet collected for this app.

Contacts & Socials

Contacts & Socials data not yet collected for this app.
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.

📝 About this app

This is a live wallpaper featuring floating, animated KanColle characters.

Customize your home screen with 79 different characters and backgrounds to create your own personalized look!

[How to set up the live wallpaper]
1. Launch this app and select "Use KanColle Bubble Wallpaper"
2. Select "KanColle Bubble Wallpaper"
(※If KanColle Bubble Wallpaper does not appear, your device is not compatible with live wallpapers. Please note that this app cannot be used.)
3. Select "Set as wallpaper"

[How to form your fleet]
1.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →
🔖 v1.7.1🔄 updated 4mo ago📂 Personalization💰 Free📺 Ad-supported💎 IAP $0.49 - $7.49 per item🚀 Launched 2015 (11y old)
🔔

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📝 Description

95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for 艦これバブル壁紙: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
Read deep-dive →

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📦 Portfolio summaryINDIE studio
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✓ Diversified — top app contributes 40%; risk spread across portfolio

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About this analysis
ZCAnalyzed by Zakhar Chumak · founder, Bumetric·Full methodology·Medium confidence

Why medium confidence: 4,079 ratings · no founder-verified revenue (model estimate only).

❓ Frequently Asked Questions

10 answers · auto-generated from this app's public data
How much does 艦これバブル壁紙 make per month?▴
Based on our ML-calibrated revenue forecast, 艦これバブル壁紙 earns approximately $5.0K/mo. This is a US-storefront-equivalent estimate; global revenue can be several times larger for internationally-distributed apps. See the methodology page for the full formula and confidence bands.
Is 艦これバブル壁紙 profitable?▴
With estimated build cost $150K and monthly revenue $5.0K, 艦これバブル壁紙 looks break-even-grade — payback period sits around 2.5 years. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does 艦これバブル壁紙 have?▴
Estimated audience: ~625K lifetime downloads, ~28K monthly active users, and ~2K daily active users. Derived from ratings count × category installs-per-rating × age decay. US-storefront-equivalent — global audience can be 5-10× larger for internationally-distributed apps.
What apps are like 艦これバブル壁紙?▴
Browse the full Personalization category catalog to find similar apps with revenue, build cost, audience and tech stack data. Each /p/{slug} page also shows a Compare side-by-side widget with three peer apps from the same niche.
What is 艦これバブル壁紙 built with?▴
Our heuristic places 艦これバブル壁紙 on the Native Android (Kotlin) stack (High confidence, 80%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Flutter.
Is 艦これバブル壁紙 still actively maintained?▴
Maintenance status: Slowing (30% abandonment risk). Last shipped version was 4 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would 艦これバブル壁紙 sell for?▴
Estimated acquisition value: $150K (marketplace range $125K – $200K). Calculated as 31× monthly revenue using the standard multiple for the detected monetization model + adjustments for age, rating quality and category demand. Calibrated against 2024-2026 Flippa / Acquire.com / MicroAcquire closed-deal medians.
When was 艦これバブル壁紙 last updated?▴
艦これバブル壁紙 last shipped a new version on 2026-06-07 — 4 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes 艦これバブル壁紙?▴
艦これバブル壁紙 is published by HarucolorApp on the Google Play Store. See the full publisher portfolio (other apps by the same developer) via the More by developer block on the product page above.
What is 艦これバブル壁紙's BU Score?▴
艦これバブル壁紙 has a BU Score of 65/100 (Solid). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.