Robo Darbuka
59
Quality Score
Solid
✍️ Bumetric analysis
“
Robo Darbuka is an Android app from BitDeveloper in the Music & Audio category, currently rated 5.0★ across 57 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 59: Solid (established niche player). For a Music & Audio 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
💡 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
1 snapshots on record
Rating
5.0
Reviews
57 reviews
Forecast Revenue / mo
$5.0K
Snapshots tracked
1
since May 2026
ONE-TIME · BUILD
💰 Estimated build cost
$195K
↳ What it cost to build · not monthly revenue
Likely range $145K – $265K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~3.2y 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 |
| ⚙ Music & Audio complexity ×1.45 | +$26K |
| 🌐 Cross-platform reach (iOS + Android) | +$47K |
| ⚙ 10.4y maintenance × ~1-person team | +$62K |
Total estimate
$195K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$175K
↳ What it would sell for · not monthly revenue
Marketplace range $125K – $225K · 36× MRR multiple
💸
~0.9× build cost (under-water)
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 |
| 📅 10.4y proven track record | +20% |
| ⭐ ★ rating ≥ 4.7 (premium) | +15% |
| ⭐ Small user base (<1K ratings) | -8% |
Final multiple
36× MRR
🛠 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 | Music & Audio |
| 📦 Compact Android bundle | → Native Kotlin |
💀 Maintenance status
At risk
60%
Last shipped 2026-01-29 · 249 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
| 📅 8 months since last update | Concerning gap |
| 👥 Small user base (57 ratings) + 10.4y old | +10% (solo-project pattern) |
Verdict
At risk
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$5.0K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
Direction
Headwinds: rating drift may slow acquisition
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
Below median · 53/100MID TIERunderperforming peersGrowth Velocity
5.0
Founder Strength
5.8
Product Quality
4.0
Revenue Strength
3.7
Monetization Maturity
5.0
Defensibility
10.0
Market Position
0.0
Operational Safety
9.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 5.0★ across 57 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: last update 244d 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 = $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
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 6 of 6 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| premiumREVIEW | +$2,200 | |
| Excellent rating (5.0★)METRIC | +$2,200 | |
| Mature app (10y old)METRIC | +$1,500 | |
| slowREVIEW | −$1,200 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Pre-traction phase (57 ratings)METRIC | −$300 |
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.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Robo Darbuka
- Developer
- BitDeveloper
- Bundle ID
- bitasobhani.robodumbek
- App Store URL
- Open in App Store
- Category
- Music & Audio
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- bitdeveloper.de
- 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
- $8.49 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
Write a rhythm using the notes from the keyboard and Robo Darbuka will play it for you!
The app includes a comprehensive set of popular rhythms as well. You may pick a rhythm from the list and play it along with Bendir, cymbals, or clap sounds. You can also use the claps as a metronome for practicing the tempo when you play.
The app can not only play the selected traditional rhythms, useful for listen and practice, but also has the "Robo" function which allows the users to write their own Darbuka phrases or rhythms.… View full description on the official store →
The app includes a comprehensive set of popular rhythms as well. You may pick a rhythm from the list and play it along with Bendir, cymbals, or clap sounds. You can also use the claps as a metronome for practicing the tempo when you play.
The app can not only play the selected traditional rhythms, useful for listen and practice, but also has the "Robo" function which allows the users to write their own Darbuka phrases or rhythms.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v1.2.5🔄 updated 8mo ago📂 Music & Audio💰 Free📺 Ad-supported💎 IAP $8.49 per item🚀 Launched 2016 (10y old)
🔔
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📝 Description
95
BU Score · Transcendent
More by BitDeveloper
View all →📦 Portfolio summaryINDIE studio
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✓ Diversified — top app contributes 7%; risk spread across portfolio
About this analysis
Why low confidence: only 57 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
❓ Frequently Asked Questions
9 answers · auto-generated from this app's public dataHow much does Robo Darbuka make per month?▴
Based on our ML-calibrated revenue forecast, Robo Darbuka 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 Robo Darbuka profitable?▴
With estimated build cost $195K and monthly revenue $5.0K, Robo Darbuka looks slow ROI — payback period is around 3.2 years at the current run-rate. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
What apps are like Robo Darbuka?▴
Browse the full Music & Audio 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 Robo Darbuka built with?▴
Our heuristic places Robo Darbuka 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 Robo Darbuka still actively maintained?▴
Maintenance status: At risk (60% abandonment risk). Last shipped version was 8 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Robo Darbuka sell for?▴
Estimated acquisition value: $175K (marketplace range $125K – $225K). Calculated as 36× 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 Robo Darbuka last updated?▴
Robo Darbuka last shipped a new version on 2026-01-29 — 8 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Robo Darbuka?▴
Robo Darbuka is published by BitDeveloper 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 Robo Darbuka's BU Score?▴
Robo Darbuka has a BU Score of 59/100 (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.