DSP vs EL
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DSP
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这是一款通过蓝牙连接DSP智能设备的调音软件
EL
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The app is designed for use with RAINBOW CAR AUDIO dsp EL-PA4.6 This app gives you tools needed to fine tune virtually every aspect of your car audio system. Whether you ara a professional installer or an obsessive audiophile, this app allows you to realize the true potential of DSP tuning tools. Features: 31 bands EQ parametric / grahpic equalization per channel. Phase correction. Crossover type, frequency and slope adjustments. Independent input and output level controls.Time Delay. Input summing and linking. 6 customizable presets.
Screenshots
Verdict
The clearest difference is update cadence: EL at every 2 months against DSP's every 13 months. On price, ads, in-app purchases and device support 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.
DSP ships an update every 13 months, EL every 2 months. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.
| Parameter | DSP | EL |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 13 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.5 — better | 15.6 |
| Further details — not scored | ||
| Size | 5 MB | 5 MB |
| Age rating | 17+ | 17+ |
| Developer | 东山 谢 | Rainbow Audio GmbH |
In-app purchases
DSP
No in-app purchases
EL
No in-app purchases









