MobileTech DSP vs LDX DSP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MobileTech DSP
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After connecting App to Car Amplifier with Integrated DSP, EQ, BASS, 3D SOUND,TIME ALIGNMENT, PHASE, MUTE, FILTER , SAVE SOUND SETTING TO PHONE, SAVE SOUND SETTING TO AMPLIFIER, LOAD SOUND SETTING FROM PHONE, RCA OUTPUT etc could be controlled through this App. How to use: 1.Install App and turn on power of car 2. Turn on Bluetooth on your iPhone 3,Open App and wait for around 5 seconds, then click “Connect” icon in left corner of bottom. Amplifier will be connected to App automatically. 4.DIY you preferred sound and then click “Save to AMP” icon to save. Or click “ Save to Phone” to save. Note： 1.Do not exit app during saving and do not turn off power supply, program may be shut down caused by this.
LDX DSP
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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.
Screenshots
Verdict
The clearest difference is iOS requirement: MobileTech DSP at 7.0 against LDX DSP's 15.0. On price, update cadence, 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.
MobileTech DSP ships an update every 3 months, LDX DSP every 4 months. The most recent releases landed on September 6, 2026 and September 10, 2026 respectively.
| Parameter | MobileTech DSP | LDX DSP |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 7.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 3 MB | 78 MB |
| Age rating | 4+ | 4+ |
| Developer | PT. Kramat Motor | STETSOM ELETRÔNICA LTDA |
In-app purchases
MobileTech DSP
No in-app purchases
LDX DSP
No in-app purchases
