# iDensity vs Moebius Lab

The clearest difference is update cadence: iDensity at monthly against Moebius Lab's every 3 months. iDensity also leads on device support (3 vs 1) and iOS requirement (15.6 vs 17.0). Moebius Lab's advantage is review sentiment (96% vs 86%). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.9 for iDensity against 4.9 for Moebius Lab. Both are backed by a comparable volume of ratings — 48 and 50 respectively. Written reviews are what separate them: 86% of iDensity's written reviews are positive against 96% of Moebius Lab's.

iDensity ships an update monthly, Moebius Lab every 3 months. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | iDensity | Moebius Lab |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Rating | [4.9 (48 ratings)](https://appshunter.io/ios/app/idensity/id464660779/reviews) | [4.9 (50 ratings)](https://appshunter.io/ios/app/moebius-lab/id1108915352/reviews) |
| Number of ratings | 48 | **50** |
| Positive reviews | 85.7% of reviews | **96.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Paid | Paid |
| Size | 16 MB | 29 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [apeSoft](https://appshunter.io/developer/464660782) | [ConTempoNet S.A.S. di Maurizio Refice & C.](https://appshunter.io/developer/903336421) |

## What reviewers say

### iDensity

[App page](https://appshunter.io/ios/app/idensity/id464660779)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ✨ Incredible soundscapes
- 🎛️ Powerful granular synthesis
- 🎚️ Multi-channel capability (6 channels)
- 🎧 Excellent for ambient music
- 💡 Innovative sound design tool

**What reviewers complain about**

- 🤔 Steep learning curve
- 🎨 Unappealing UI/color schemes (for some)
- 🎛️ Counterintuitive controls (for some)
- 💰 In-app purchases can be costly
- ❓ Lack of clear documentation/tutorials (historically)

**Reported bugs**

- Occasional crashes (historically)
- AudioBus issues (historically)
- Preset management not working correctly (historically)
- Transport sync not working (historically)
- GUI bugs (e.g., maximizing a strand)

**Requested features**

- 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


### Moebius Lab

[App page](https://appshunter.io/ios/app/moebius-lab/id1108915352)

This app is a versatile sound processor offering a synth, sample player, and a wide array of time and spectral effects. It allows for complex sound design through extensive parameter modulation and routing options, with over 200 presets to get you started.

**Highlights:** Multimorphic sound processor, Internal synth with oscillators and filters, Varispeed stereo sample player, 9 time domain effects, 6 spectral effects, Up to 7 IAA slots, Nearly 200 modulators (LFOs)

**In-app purchases:** none


## Frequently asked questions

### Is iDensity free?

iDensity costs $9.99, with no in-app purchases.

### Is Moebius Lab free?

Moebius Lab costs $9.99, with no in-app purchases.

### Which has better reviews, iDensity or Moebius Lab?

iDensity and Moebius Lab are both rated 4.9 out of 5 on the App Store, from 48 and 50 ratings respectively.

### Do iDensity or Moebius Lab have ads?

Neither iDensity nor Moebius Lab shows ads.

### Which is updated more often, iDensity or Moebius Lab?

iDensity ships an update monthly, and Moebius Lab every 3 months. Most recently, iDensity was updated on September 21, 2026 and Moebius Lab on September 23, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*