# EL-AP300D NEO

> EL-AP300D NEO (iPhone/iPad app by Rainbow Audio GmbH.)

- Source: https://appshunter.io/ios/app/el-ap300d-neo/id6473819489 (this page in markdown: same URL + `.md`)
- Developer: [Rainbow Audio GmbH](https://appshunter.io/developer/1284821198)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 11.0 · 3 MB
- Languages: English, Chinese, Chinese
- Released: 2023-12-06
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/el-ap300d-neo/id6473819489/reviews.md

## What is EL?

The app is designed for use with RAINBOW CAR AUDIO dsp EL-AP300D NEO.
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.


## Version history (last 5 releases)

### 1.0.4 — 2023-12-20

Updating: optimizing logic

### 1.0.3 — 2023-12-20

Updating: keyboard switch.

### 1.0.2 — 2023-12-08

Add features: bass volume and playback page.

### 1.0.1 — 2023-12-07

Fix known issu.

### 1.0.0 — 2023-12-06

No release notes.

## Apps similar to EL

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [NDST550A](https://appshunter.io/ios/app/ndst550a/id6449562064) | — | Free | Utilities |
| [SL-PA400 NEO](https://appshunter.io/ios/app/sl-pa400-neo/id6476821834) | — | Free | Utilities |
| [MS8.6DSP](https://appshunter.io/ios/app/ms86dsp/id6449612008) | — | Free | Utilities |
| [HB 410 ADSP](https://appshunter.io/ios/app/hb-410-adsp/id6450350919) | — | Free | Utilities |
| [HSA-DSP.31.PRO](https://appshunter.io/ios/app/hsa-dsp31pro/id1586421043) | — | Free | Utilities |
| [ZP 8.4 AMP MK II](https://appshunter.io/ios/app/zp-84-amp-mk-ii/id6463077921) | — | Free | Utilities |

## More apps by Rainbow Audio GmbH

- [DSP 1.8 RC](https://appshunter.io/ios/app/dsp-18-rc/id1284821199)
- [DSP 1.8](https://appshunter.io/ios/app/dsp-18/id1289173178)
- [SL-PRO-P1250A](https://appshunter.io/ios/app/sl-pro-p1250a/id1559165354)
- [SL-P0855A](https://appshunter.io/ios/app/sl-p0855a/id1559165444)
- [EL-P0455A](https://appshunter.io/ios/app/el-p0455a/id1593168733)
- [Rainbow Audio Tuneit](https://appshunter.io/ios/app/rainbow-audio-tuneit/id1663607510)

All apps by Rainbow Audio GmbH: https://appshunter.io/developer/1284821198

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-19.*