LDX DSP vs Tonic Synths
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LDX DSP
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.
- Intuitive audio system control
- Real-time adjustments
- Technical information monitoring
- Bluetooth communication
- Demo mode for exploration
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Complete control of your audio system directly from your smartphone! The app was developed to offer intuitive control. Whether adjusting your car audio system in real time or monitoring technical information, with multiple functionalities, the application delivers a modern and connected experience through Bluetooth communication. How to use: 1. Install the app on your device 2. Activate Bluetooth 3. Turn on the compatible processor 4. Open the app and select the desired processor from the list If you don't yet have a compatible processor, activate the demo mode and explore all the features available in the app.
Tonic Synths
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.
- 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
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Tonic Synth puts a studio full of synthesizers in your pocket. 14 unique synths. All live. All real. Draw sound with your finger on the XY pad. Twist an FM drone into alien textures. Program an 8-step melody. Sculpt noise through resonant filters. Drown everything in reverb. Every control changes the sound instantly — no presets, no menus, just your hands on the instrument. Hear something you love? Hit record. You get 60 seconds. Export it as a WAV file and take it anywhere — into your DAW, your sample library, or share it straight from the app. SYNTHS INCLUDE - FM Drone - XY Speed Pad - Delay Sequencer - Step Sequencer - Filtered Noise - Reverb - Compressor - Bandlimited Oscillator - Sine Sum - Stereo Delay - and more! Free. No ads. No in-app purchases. Just sound.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | LDX DSP | Tonic Synths |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (8 ratings) | 5.0 (2 ratings) |
| Number of ratings | 8 — better | 2 |
| Update frequency | Every 4 months | Every 11 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 78 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | STETSOM ELETRÔNICA LTDA | UpTech Works, LLC |
In-app purchases
LDX DSP
No in-app purchases
Tonic Synths
No in-app purchases
