# LDX DSP vs Tonic Synths

The clearest difference is update cadence: Tonic Synths at every 11 days against LDX DSP's every 4 months. LDX DSP's advantage is ratings volume (8 vs 2). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for LDX DSP against 5.0 for Tonic Synths. Both are backed by a comparable volume of ratings — 8 and 2 respectively.

LDX DSP ships an update every 4 months, Tonic Synths every 11 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | LDX DSP | Tonic Synths |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/ldx-dsp/id6754688403/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/tonic-synths/id6781071843/reviews) |
| Number of ratings | **8** | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 11 days** |
| Monetization | Free | Free |
| Size | 78 MB | 20 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STETSOM ELETRÔNICA LTDA](https://appshunter.io/developer/1110480569) | [UpTech Works, LLC](https://appshunter.io/developer/1190352695) |

## What reviewers say

### LDX DSP

[App page](https://appshunter.io/ios/app/ldx-dsp/id6754688403)

Control your audio system directly from your smartphone. Adjust car audio in real-time and monitor technical information via Bluetooth. Explore features in demo mode if you don't have a compatible processor.

**Highlights:** Intuitive audio system control, Real-time adjustments, Technical information monitoring, Bluetooth communication, Demo mode for exploration

**Features:** macOS Compatibility

**In-app purchases:** none


### Tonic Synths

[App page](https://appshunter.io/ios/app/tonic-synths/id6781071843)

This app offers a portable music studio with 14 unique synthesizers for creating and sculpting audio. Users can draw sounds, program melodies, and apply effects like reverb and compression. Recordings can be exported as WAV files for use in other projects.

**Highlights:** 14 unique synthesizers, XY pad sound sculpting, 8-step melody programming, Resonant filter sculpting, Reverb and compressor effects, 60-second audio recording, WAV file export

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is LDX DSP free?

LDX DSP is free to download, with no in-app purchases.

### Is Tonic Synths free?

Tonic Synths is free to download, with no in-app purchases.

### Which has better reviews, LDX DSP or Tonic Synths?

LDX DSP and Tonic Synths are both rated 5.0 out of 5 on the App Store, from 8 and 2 ratings respectively.

### Do LDX DSP or Tonic Synths have ads?

Neither LDX DSP nor Tonic Synths shows ads.

### Which is updated more often, LDX DSP or Tonic Synths?

LDX DSP ships an update every 4 months, and Tonic Synths every 11 days. Most recently, LDX DSP was updated on October 26, 2026 and Tonic Synths on October 24, 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.*