63
Quality Score
Solid
Daruma Rhm
✍️ bumetric analysis
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Daruma Rhm is an Android app from fieldWalking in the Casual category, currently rated 5.0★ across 380 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 63: Solid (established niche player). For a Casual 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.
💰 Revenue · today and ahead
Today
$500/mo
In 12 months
$437 – $1575
In 24 months
$405 – $3644
INDIE tier
💡 Grow this revenue
Free AI audit of this app’s store listing
- Title & subtitle keyword fit
- Description hook & conversion structure
- Screenshots, ratings, reviews strategy
Typical impact: +2-5× organic installs
📊 Performance Tracking LIVE
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD💰 Estimated build cost
$115K
↳ What it cost to build · not monthly revenue
Likely range $85K – $155K
$25K · MVP floor$100K · indie scale$500K+ · studio build
📈Slow ROI — current MRR is well below build cost
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 |
| ⚙Casual complexity ×1.50 | +$25K |
| 🌐Cross-platform reach (iOS + Android) | +$41K |
Total estimate$115K
👥 Estimated audience size
83K
Lifetime downloads (US-equivalent)
Monthly active
5.0K
Daily active
1.7K
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
| 📲Casual engagement | ~220 installs / rating |
| 🔁Casual D30 retention | 6% |
| 📍DAU / MAU stickiness | 0.35 |
DAU / MAU34% sticky
🛠 Estimated tech stack
🤖
Native Android (Kotlin)
Medium confidence · 55%
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 | Casual |
| 📦Tiny game bundle | → Native 2D engine |
💀 Maintenance status
At risk
50%
Last shipped 2025-07-22 · 305 days ago
0 · Active50 · At risk100 · 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
| 📅10 months since last update | Concerning gap |
VerdictAt risk
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$500/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
6 months
$426 – $993
12 months
$437 – $1.6K
24 months
$405 – $3.6K
Compound growth at +6.0% MoM (tier baseline for INDIE). Range widens with horizon — typical noise band ±40% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Early-stage solo · 45/100INDIE TIERexpected for tierGrowth Velocity
5.0
Founder Strength
6.1
Product Quality
7.0
Revenue Strength
2.7
Monetization Maturity
1.0
Defensibility
5.0
Market Position
0.0
Operational Safety
9.0
- 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 5.0★ across 380 reviews — solid.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: last update 304d ago — slow cadence.
- ⚠️ Risk: Low — no material risk signals detected.
🎯 For competitors: Mixed picture. Worth competing if you have a clear UX or pricing edge — otherwise crowded segment.
💵 For acquirers: Estimated asking range 18-32× monthly = $9K-$16K. Portfolio play ($3K/mo combined) commands premium.
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
MODELRevenue 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 3 of 3 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Excellent rating (5.0★)METRIC | +$2,200 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Early-stage install base (380 ratings)METRIC | +$400 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v3.0.1🔄 updated 10mo ago📂 Casual💰 Free
📝 About this app
We've taken a popular traditional Japanese game and added elements of reflex and rhythm to make a new game that’s even more fun and addicting than the original!
Information
tap the red and white blocks of the Daruma in the correct direction as quickly as you can to make a good rhythm and reveal the Daruma's face!
The faster you can correctly move the blocks, the better the flow of sounds will be! But if you mess up the Daruma will fall!
Score
The speed you complete the 50 blocks is recorded each time you play, so you can always check your scores!
About… View full description on the official store →
Information
tap the red and white blocks of the Daruma in the correct direction as quickly as you can to make a good rhythm and reveal the Daruma's face!
The faster you can correctly move the blocks, the better the flow of sounds will be! But if you mess up the Daruma will fall!
Score
The speed you complete the 50 blocks is recorded each time you play, so you can always check your scores!
About… View full description on the official store →
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Daruma Rhm
- Developer
- fieldWalking
- Bundle ID
- jp.kino.daruma
- App Store URL
- Open in App Store
- Category
- Casual
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- Not found
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $411/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- Not found
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.
More by fieldWalking
View all →📦 Portfolio summaryINDIE studio
8apps·$3K/mocombined
Lead-app heavy — top app contributes 53%
Similar apps in Casual
Full revenue analysis
Read the article-style breakdown for Daruma Rhm: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
❓ Frequently Asked Questions
9 answers · auto-generated from this app's public dataHow much does Daruma Rhm make per month?▾
Based on our ML-calibrated revenue forecast, Daruma Rhm earns approximately $410/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 Daruma Rhm profitable?▾
With estimated build cost $115K and monthly revenue $410, Daruma Rhm looks well below break-even — current monthly revenue is much smaller than the estimated build cost. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Daruma Rhm have?▾
Estimated audience: ~83K lifetime downloads, ~5K monthly active users, and ~1K 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 Daruma Rhm?▾
Browse the full Casual 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 Daruma Rhm built with?▾
Our heuristic places Daruma Rhm on the Native Android (Kotlin) stack (Medium confidence, 55%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Flutter.
Is Daruma Rhm still actively maintained?▾
Maintenance status: At risk (50% abandonment risk). Last shipped version was 10 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
When was Daruma Rhm last updated?▾
Daruma Rhm last shipped a new version on 2025-07-22 — 10 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Daruma Rhm?▾
Daruma Rhm is published by fieldWalking 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 Daruma Rhm's BU Score?▾
Daruma Rhm has a BU Score of 63/100 (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.