# iDensity vs strng

The clearest difference is price: strng at $4.99 against iDensity's $9.99. strng also leads on iOS requirement (9.0 vs 15.6). iDensity's advantage is update cadence (monthly vs every 4 months) and rating (4.9 vs 4.7). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

iDensity costs $9.99 and strng $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iDensity holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 48 and 35 respectively. Written reviews point the same way: 86% of iDensity's written reviews are positive against 84% of strng's.

iDensity ships an update monthly, strng every 4 months. The most recent releases landed on September 26, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | iDensity | strng |
| --- | --- | --- |
| Price | $9.99 | **$4.99** |
| Rating | **[4.9 (48 ratings)](https://appshunter.io/ios/app/idensity/id464660779/reviews)** | [4.7 (35 ratings)](https://appshunter.io/ios/app/strng/id993782289/reviews) |
| Number of ratings | **48** | 35 |
| Positive reviews | **85.7% of reviews** | 84.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Paid | Paid |
| Size | 16 MB | 4 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [apeSoft](https://appshunter.io/developer/464660782) | [Erik Sigth](https://appshunter.io/developer/385275335) |

## 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


### strng

[App page](https://appshunter.io/ios/app/strng/id993782289)

This app generates plucked string sounds using a physical modeling synthesis engine. It offers polyphonic voices, a built-in keyboard, and MIDI control. Shape your sound with delay and resonant filters, and integrate with other music apps.

**Highlights:** Physical modeling string synthesis, 16 voice polyphony, Built-in 25-key keyboard with aftertouch, MIDI controller support (USB/Wi-Fi), Stereo ping-pong delay, Two-channel resonant filter with LFOs, Audiobus, IAA, and AUv3 support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iDensity free?

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

### Is strng free?

strng costs $4.99, with no in-app purchases.

### Which has better reviews, iDensity or strng?

iDensity is rated higher. iDensity averages 4.9 out of 5 from 48 ratings, while strng averages 4.7 from 35 ratings.

### Do iDensity or strng have ads?

Neither iDensity nor strng shows ads.

### Which is updated more often, iDensity or strng?

iDensity ships an update monthly, and strng every 4 months. Most recently, iDensity was updated on September 26, 2026 and strng on September 25, 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.*