Comparison

iDensity vs LH XYZ

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

iDensity

This app offers real-time asynchronous sound file granulation, enabling users to create a wide array of audio effects. It provides tools for time/pitch manipulation, texture generation, buffer recording, and complex sound exploration. Designed for musicians and sound designers, it offers flexibility for live performance, studio composition, and on-the-go sound design.

Highlights
  • Real-time sound granulation
  • Time/pitch shifting and jittering
  • Texture generation
  • Buffer recording and manipulation
  • Scrub pad exploration
  • Dynamic envelope shaping
  • Audio Unit (AUv3) support
Features
Read full description

iDensity is rated as a Killer App by Apps4iDevices. iDensity is a new real-time software designed for asynchronous sound file granulation, a genuine granular playground able to generate a wide range of usual and not so usual effects: time/pitch shifting, time/pitch jittering, intricate textures, grain fountain/pulverizer, recording and manipulation of buffers, complex scrub pad exploration, dynamic envelope shape and many more. iDensity for iPad will give you all the basic and advanced tools you need to manipulate sound in subtle and surprising ways. All these features are packed in an optimized, user-friendly, visually sharp interface that is easy to access when fast-improvising live, composing in a studio, or sound designing at home and on the go! You will have the power, freedom, and flexibility to create like never before – on your iPad! Control and shape grains, anytime, anywhere with Density for iPad. + Six Granular Streams + Six Remote Audio Units Host support + Full Instr and FX AudioUnit (AUv3) support + High Density Granulation + Sampled and Live granulation + In-Stream Echo and RM post Fx + Multichannels Audiobus Inter-App Audio support + MIDI, Virtual Midi and Network + Sharing common audio files via iTunes, Dropbox AudioCopy etc... + Snapshots Presets Morphing Pad + Post Fx chain: Parametric and High Shelf Filters, Classic Reverb and Dynamics Processor + Scrub Recording and playback + etc.

About

LH XYZ

Features
Read full description

LH XYZ is an easy-to-use OSC (Open Sound Control) message sender, sending the accelerometer sensor and gyroscope sensor data from your iPhone over the wireless network to any host application supporting OSC protocol to control music.  The host platforms includes MaxMSP, Supercollider, vvvv, Max for Live, Processing, Csound, etc... With the version 2.0, the feature, AI Motion Recognition -- a technique involving Human Activity Recognition based on smartphone sensor data that can recognize 6 type of your body movements, including idle, vibration and other fast movements, such as moving your phone fast from the left side of your body to the right side, and return the tag values of motion prediction results to OSC receivers (host applications) -- has been added to LH XYZ, helping users to work on some creative and interactive projects with. LH XYZ offers a high sample rate, 200Hz, of accelerometer sensor data and gyroscope sensor data, making it possible for users to get more details of sensor data. features: 6-tagged AI Motion Recognition High sample rate of accelerometer and gyroscope data Histogram of sensor data Visualized sensor data

Screenshots

iDensity4 screens
LH XYZ2 screens

Verdict

The call

The clearest difference is price: LH XYZ at $0.99 against iDensity's $9.99. LH XYZ also leads on iOS requirement (14.0 vs 17.0). iDensity's advantage is update cadence (monthly vs every 19 months). On ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

iDensity costs $9.99 and LH XYZ $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

iDensity ships an update monthly, LH XYZ every 19 months. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
iDensity versus LH XYZ: the parameters behind the verdict, then further details
ParameteriDensityLH XYZ
Price$9.99$0.99 — better
Rating4.9 (48 ratings) — better—
Positive reviews86.1% of reviews—
Number of ratings48 — better—
Update frequencyMonthly — betterEvery 19 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.014.0 — better
Further details — not scored
Size17 MB9 MB
Age rating4++4
DeveloperapeSoft昊 刘

Bugs and requests

iDensity

Reported bugs

10 issues
  • Occasional crashes (historically)
  • AudioBus issues (historically)
  • Preset management not working correctly (historically)
  • Transport sync not working (historically)
  • GUI bugs (e.g., maximizing a strand)
Show 5 more
  • Craquements, grésillements (cracking, crackling)
  • X/Y snapshot morphing not working on iPad 1
  • Sample import issues (cut off)
  • Unable to record from microphone (historically)
  • App crashes upon recording (historically)

Requested features

10 requests
  • Independent MIDI note control over pitch for each stream
  • Alphabetical preset sorting
  • Load existing project name into 'Save As'
  • Multi-port output for AUM/Ape Matrix
  • Built-in wave-editor for sample cutting
Show 5 more
  • Ability to determine loop length
  • Motion sequencer or assignable LFOs
  • Sync AU3 transport to host (historically)
  • Add MIDI note and channel select as modifier/controller
  • Dark mode option

LH XYZ

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

iDensity

No in-app purchases

None

LH XYZ

No in-app purchases

Questions

Is iDensity free?
iDensity costs $9.99, with no in-app purchases.
Is LH XYZ free?
LH XYZ costs $0.99, with no in-app purchases.
Do iDensity or LH XYZ have ads?
Neither iDensity nor LH XYZ shows ads.
Which is updated more often, iDensity or LH XYZ?
iDensity ships an update monthly, and LH XYZ every 19 months. Most recently, iDensity was updated on November 1, 2026 and LH XYZ on November 5, 2026.

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