# EL-P0455A

> EL-P0455A (iPhone/iPad app by Rainbow Audio GmbH.)

- Source: https://appshunter.io/ios/app/el/id1593168733 (this page in markdown: same URL + `.md`)
- Developer: [Rainbow Audio GmbH](https://appshunter.io/developer/1284821198)
- Category: Utilities
- Price: Free
- Age rating: 17+
- Requires: iOS 9.0 · 33 MB
- Languages: English, Chinese, Chinese
- Released: 2021-11-03
- Data updated: 2025-12-04
- User reviews in markdown: https://appshunter.io/ios/app/el/id1593168733/reviews.md

## What is EL?

The app is designed for use with RAINBOW CAR AUDIO dsp amp EL-P0455A. 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 1 release)

### 1.0.0 — 2021-11-03

No release notes.

## Apps similar to EL

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [ZD 10.8 PRO-DSD](https://appshunter.io/ios/app/zd-108-pro/id6472912410) | — | Free | Utilities |
| [SoundMagus](https://appshunter.io/ios/app/soundmagus/id6738948166) | — | Free | Utilities |
| [SL-PA400 NEO](https://appshunter.io/ios/app/sl/id6476821834) | — | Free | Utilities |
| [IPA-DSP8](https://appshunter.io/ios/app/ipa/id6745884513) | — | Free | Utilities |
| [DSP-X8](https://appshunter.io/ios/app/dsp/id6743121086) | — | Free | Utilities |
| [CF-A5PRO](https://appshunter.io/ios/app/cf/id1614562480) | — | 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/id1559165354)
- [SL-P0855A](https://appshunter.io/ios/app/sl/id1559165444)
- [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 2025-12-04.*