63
BU Score
Solid
Koala Sampler • Beat Maker
✍️ bumetric analysis
“
Koala Sampler • Beat Maker is an iOS app from Mazbox Limited in the Utilities category, currently rated 4.8★ across 1,312 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Our BU Score puts it at 63: Solid (established niche player). For a Utilities app, that means established niche player.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
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 ($0.00)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 (1,312 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.
💚Sentiment Over Time↑ green = positive · ↓ red = negative
Apr 25
May 25
Jun 25
Jul 25
Aug 25
Sep 25
Oct 25
Nov 25
Dec 25
Jan 26
Feb 26
Mar 26
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →💾 74 MB🔞 4+📱 iOS 13.0+🔖 v1.4157🔄 updated 1mo ago🌐 EN📂 Utilities💰 Paid🚀 Launched 2019 (7y old)
📝 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.
"Been putting that $4 koala sampler to good use lately. Undeniably great tool that puts some of these expensive beat boxes to shame. A must cop."
-- flying lotus, twitter
* Record up to 64 different samples with your mic
* Transform your voice or any other sound with 16 superb built-in fx
* Load your own samples
* Choose from one of 250 built-in sounds
* Resample the output of the app back into a new sample
* Export loops or entire tracks as professional quality WAV files
* Direct export to Ableton Live Set
* Copy/paste or merge sequences just by dragging them
* Create beats with the high-resolution sequencer
* Import samples using AudioShare or just open them in Koala
* Keyboard mode lets you play chromatically or one of 9 scales
* Quantize, add swing to get the right feel
* Normal/One-shot/Loop/Reverse playback of samples
* 6 Choke groups
* Attack, release and tone adjustable on each sample
* AUv3 compatible - use in GarageBand, Logic, Cubasis etc etc
* MIDI controllable - play your samples on a keyboard, map the effects to knobs
* Jam with others over WiFi with Ableton Link
* Free copy of Ableton Live Lite included
* Use AI to separate samples into individual instruments (drums, bass, vocals and other)
* Set your own background image and choose from a growing list of background visual FX.
8 Built-in Microphone FX:
* More Bass
* More Treble
* Fuzz
* Robot
* Reverb
* Octave up
* Octave down
* Synthesizer
16 Built-in DJ Mix FX:
* Bit-crusher
* Pitch-shift
* Comb filter
* Ring modulator
* Reverb
* Stutter
* Gate
* Resonant High/Low Pass Filters
* Cutter
* Reverse
* Dub
* Tempo Delay
* Talkbox
* VibroFlange
* Dirty
* Compressor
Features included in SAMURAI In-App Purchase
* Timestretch (4 modes: Modern, Retro, Beats and Re-pitch)
* Piano roll editor
* Auto-chop (auto, equal, and lazy chop)
* 3 Band EQ
* Pocket operator sync out
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.
"Been putting that $4 koala sampler to good use lately. Undeniably great tool that puts some of these expensive beat boxes to shame. A must cop."
-- flying lotus, twitter
* Record up to 64 different samples with your mic
* Transform your voice or any other sound with 16 superb built-in fx
* Load your own samples
* Choose from one of 250 built-in sounds
* Resample the output of the app back into a new sample
* Export loops or entire tracks as professional quality WAV files
* Direct export to Ableton Live Set
* Copy/paste or merge sequences just by dragging them
* Create beats with the high-resolution sequencer
* Import samples using AudioShare or just open them in Koala
* Keyboard mode lets you play chromatically or one of 9 scales
* Quantize, add swing to get the right feel
* Normal/One-shot/Loop/Reverse playback of samples
* 6 Choke groups
* Attack, release and tone adjustable on each sample
* AUv3 compatible - use in GarageBand, Logic, Cubasis etc etc
* MIDI controllable - play your samples on a keyboard, map the effects to knobs
* Jam with others over WiFi with Ableton Link
* Free copy of Ableton Live Lite included
* Use AI to separate samples into individual instruments (drums, bass, vocals and other)
* Set your own background image and choose from a growing list of background visual FX.
8 Built-in Microphone FX:
* More Bass
* More Treble
* Fuzz
* Robot
* Reverb
* Octave up
* Octave down
* Synthesizer
16 Built-in DJ Mix FX:
* Bit-crusher
* Pitch-shift
* Comb filter
* Ring modulator
* Reverb
* Stutter
* Gate
* Resonant High/Low Pass Filters
* Cutter
* Reverse
* Dub
* Tempo Delay
* Talkbox
* VibroFlange
* Dirty
* Compressor
Features included in SAMURAI In-App Purchase
* Timestretch (4 modes: Modern, Retro, Beats and Re-pitch)
* Piano roll editor
* Auto-chop (auto, equal, and lazy chop)
* 3 Band EQ
* Pocket operator sync out
🆕 What's New · v1.4157
bug fixes and performance optimisation
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
- OG image
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
- 🇮🇳#68 /99
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- https://twitter.com/netjez
- Not found
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
- Total raised
- Not found
- Last round
- Not found
- Investors
- Not found
- Crunchbase
- Not found
- AngelList
- Not found
Press & Links
- Articles found
- Not found
- Listed on
- Not found
- Blog
- Not found
- Press / News
- Not found
Contacts & Socials
- Socials
- facebook · instagram · twitter · youtube
- Not found
- Phone
- Not found
- Contact page
- https://www.koalasampler.com/help/
- About page
- Not found
📈Ratings growth1,312 ratings+55% 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 Distribution●Top 10●Top 30●Top 60
📊Category Rank Trajectory#68 now · best #65 · worst #99
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
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.
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.