Koala Sampler • Beat Maker
63
Quality Score
Solid
Koala Sampler • Beat Maker
Medium confidence
✍️ bumetric analysis
“
Koala Sampler • Beat Maker is an iOS app from Mazbox Limited in the Utilities category, currently rated 4.8★ across 1,350 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 Utilities 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
$8.7K
per month
→
12-mo forecast
$9.0K – $18.8K
per month
→
24-mo forecast
$11.1K – $33.4K
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
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$50K
↳ What it cost to build · not monthly revenue
Likely range $40K – $70K
$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 |
| 📦 Asset bundle (76 MB) | +$10K |
| ⚙ Utilities complexity ×0.85 | $-9107 |
Total estimate
$50K
👥 Estimated audience size
270K
Lifetime downloads (US-equivalent)
Monthly active
54K
Daily active
10K
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
| 📲 Utilities engagement | ~200 installs / rating |
| 🔁 Utilities D30 retention | 20% |
| 📍 DAU / MAU stickiness | 0.20 |
DAU / MAU
19% sticky
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$8.7K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
6 months
$8.2K – $13.8K
12 months
$9.0K – $18.8K
24 months
$11.1K – $33.4K
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 · 48/100MID TIERunderperforming peersGrowth Velocity
5.0
Founder Strength
3.7
Product Quality
8.6
Revenue Strength
3.9
Monetization Maturity
1.0
Defensibility
3.8
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Modest — $6K - $13K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.77★ across 1,350 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: Mixed picture. Worth competing if you have a clear UX or pricing edge — otherwise crowded segment.
💵 For acquirers: Estimated asking range 18-32× monthly = $156K-$278K.
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 11 of 11 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Paid app ($4.99)METRIC | +$2,800 | |
| Excellent rating (4.8★)METRIC | +$2,200 | |
| worth every pennyREVIEW | +$2,000 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| excellent appREVIEW | +$1,500 | |
| Low install base (1,350 ratings)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| Established app (7y old)METRIC | +$800 | |
| Single-language (English only)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.
🆕 What's New · v1.4162
- support for AUv3 plugins with mixer add-on
- isolator bus effect for users with mixer add-on
- isolator bus effect for users with mixer add-on
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Koala Sampler • Beat Maker
- Developer
- Mazbox Limited
- Bundle ID
- com.elf-audio.koala
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 4+
- Languages
- EN
Company
- Website
- www.koalasampler.com
- Tagline
- Koala Sampler » Home
- Description
- Koala Sampler is the ultimate pocket-sized sampler for making beats in seconds, for iOS and Android. Import or record samples, 24 built-in effects.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Available
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $499/mo
- Top-grossing rank
- 🇩🇪#94 /100
- 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
- Socials
- facebook facebook.com/elfaudioapps · instagram instagram.com/darealdibiase · twitter twitter.com/netjez · youtube youtu.be/_DlblzGIKeg
- Not found
- Phone
- Not found
- Contact page
- koalasampler.com/help
- About page
- Not found
📈Ratings growth1,350 ratings+57% lifetimeShow 3-year history estimate ▾
Tracked (54 weeks) Pre-tracking estimate (34 weeks) · model-based, ±5% noise · anchored to release date and current value
🗺️Geographic Distribution1 of 9 markets
🇩🇪
DE
Top-grossing rank: #94 / 100
Other markets
Outside top 100
in US, GB, DE, FR, JP, CA, AU, BR, IN
in US, GB, DE, FR, JP, CA, AU, BR, IN
This app currently ranks in only one of the 9 markets we monitor. Niche or regional apps often launch this way before global rollout. Rankings update daily.
📊Category Rank Trajectory#94 now · best #90 · worst #100
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
💰Pricing History$0.00 → $4.99 (+0%)
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
Koala is the ultimate pocket-sized sampler. Record anything with your phone's mic instantly. Use Koala to create beats with those samples, add effects and create a track!
Koala’s super intuitive interface helps you make a tracks in a flash, there is no brake pedal. You can also resample the output of the app back into the input, through the effects, so the sonic possibilities are endless.
Koala's design focuses totally on making the music making progress instant, keeping you in the flow and keeping it fun, not getting bogged down by pages of parameters and micro-editing.… View full description on the official store →
Koala’s super intuitive interface helps you make a tracks in a flash, there is no brake pedal. You can also resample the output of the app back into the input, through the effects, so the sonic possibilities are endless.
Koala's design focuses totally on making the music making progress instant, keeping you in the flow and keeping it fun, not getting bogged down by pages of parameters and micro-editing.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 76 MB🔞 4+📱 iOS 13.0+🔖 v1.4162🔄 updated 0d ago🌐 EN📂 Utilities💰 Paid
📅
What Worked™ · Development Pipeline
8 EVENTS TRACKEDDetected changes in this app over its tracked lifetime — each event links cause (what changed) to effect (what moved). Sorted newest first.See full history →Version history →
2026-05
💲
Went paid — introduced $4.99 price point
2026-04
📈
Crossed 500 ratings — social-proof flywheel kicking in
2026-04
🔧
Shipped update — v? → v1.4157
2021-01
📈
Crossed 100 ratings — social-proof flywheel kicking in
2019-10
📈
Crossed 50 ratings — social-proof flywheel kicking in
2019-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
2019-03
🚀
First tracked snapshot — initial data captured
2019-03
⭐
Rating ↑ 4.00 → 4.50 (improved 0.50★)
🧪
Tech & Domain Intel — koalasampler.com
- Mail provider
- Google Workspace
- Tech stack
- Google Workspace
Derived from public RDAP + DNS TXT records (no scraping, no login).
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.92045★ | 88 | 4.92045★ this version |
| 🇧🇷 BR | 4.52381★ | 21 | 4.52381★ this version |
| 🇨🇦 CA | 4.8593★ | 199 | 4.8593★ this version |
| 🇩🇪 DE | 4.85714★ | 266 | 4.85714★ this version |
| 🇫🇷 FR | 4.73043★ | 115 | 4.73043★ this version |
| 🇬🇧 GB | 4.76375★ | 309 | 4.76375★ this version |
| 🇮🇳 IN | 4.8125★ | 16 | 4.8125★ this version |
| 🇯🇵 JP | 4.51082★ | 231 | 4.51082★ this version |
| 🇺🇸 US | 4.77111★ | 1,350 | 4.77111★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Koala Sampler • Beat Maker: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
Similar apps in Utilities
About this analysis
Why medium confidence: 1,350 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Koala Sampler • Beat Maker make per month?▴
Based on our ML-calibrated revenue forecast, Koala Sampler • Beat Maker earns approximately $499/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.
What apps are like Koala Sampler • Beat Maker?▴
Browse the full Utilities 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.
Who makes Koala Sampler • Beat Maker?▴
Koala Sampler • Beat Maker is published by Mazbox Limited on the Apple App 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 Koala Sampler • Beat Maker's BU Score?▴
Koala Sampler • Beat Maker 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.