# Panning Delay AUv3 Plugin vs 501 Chorus Echo

The clearest difference is review sentiment: Panning Delay AUv3 Plugin at 50% against 501 Chorus Echo's 0%. Panning Delay AUv3 Plugin also leads on price ($3.99 vs $14.99) and update cadence (monthly vs every 17 months). 501 Chorus Echo's advantage is rating (4.5 vs 3.7). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Panning Delay AUv3 Plugin costs $3.99 and 501 Chorus Echo $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

501 Chorus Echo holds the better App Store score, 4.5 against 3.7. Both are backed by a comparable volume of ratings — 6 and 8 respectively. Written reviews complicate that: 50% of Panning Delay AUv3 Plugin's written reviews are positive against 0% of 501 Chorus Echo's, so the app with the better star average is not the one people write more warmly about.

Panning Delay AUv3 Plugin ships an update monthly, 501 Chorus Echo every 17 months. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Panning Delay AUv3 Plugin | 501 Chorus Echo |
| --- | --- | --- |
| Price | **$3.99** | $14.99 |
| Rating | [3.7 (6 ratings)](https://appshunter.io/ios/app/panning-delay-auv3-plugin/id1434380749/reviews) | **[4.5 (8 ratings)](https://appshunter.io/ios/app/501-chorus-echo/id6473418769/reviews)** |
| Number of ratings | 6 | **8** |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 17 months |
| Monetization | Paid | Paid |
| Size | 5 MB | 23 MB |
| Requires iOS | **13** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [4Pockets.com](https://appshunter.io/developer/370131860) | [Nembrini Audio](https://appshunter.io/developer/1493296895) |

## What reviewers say

### Panning Delay AUv3 Plugin

[App page](https://appshunter.io/ios/app/panning-delay-auv3-plugin/id1434380749)

A stereo digital delay audio plugin for iOS DAWs that syncs to your project's tempo. Create complex, synchronized delay patterns with adjustable stereo separation and panning effects. Offers full parameter automation and preset management.

**Highlights:** AUv3 compatible audio plugin, Tempo and beat division sync, Adjustable stereo separation, Panning and reverse audio effects, Parameter automation, Preset management, Stereo signal level meters

**In-app purchases:** none


### 501 Chorus Echo

[App page](https://appshunter.io/ios/app/501-chorus-echo/id6473418769)

This audio plugin meticulously models the iconic Roland RE-501 Chorus Echo, offering authentic analog warmth with modern digital flexibility. It provides producers with classic tape delay, BBD chorus, and spring reverb sounds, enhanced by DAW tempo sync and expanded controls for any music genre.

**Highlights:** Authentic analog sound reproduction, Extended creative control with DAW sync, Intuitive user interface, Versatile for any music genre, Independent SOS timings, Linear preamp option

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Panning Delay AUv3 Plugin free?

Panning Delay AUv3 Plugin costs $3.99, with no in-app purchases.

### Is 501 Chorus Echo free?

501 Chorus Echo costs $14.99, with no in-app purchases.

### Which has better reviews, Panning Delay AUv3 Plugin or 501 Chorus Echo?

501 Chorus Echo is rated higher. Panning Delay AUv3 Plugin averages 3.7 out of 5 from 6 ratings, while 501 Chorus Echo averages 4.5 from 8 ratings.

### Do Panning Delay AUv3 Plugin or 501 Chorus Echo have ads?

Neither Panning Delay AUv3 Plugin nor 501 Chorus Echo shows ads.

### Which is updated more often, Panning Delay AUv3 Plugin or 501 Chorus Echo?

Panning Delay AUv3 Plugin ships an update monthly, and 501 Chorus Echo every 17 months. Most recently, Panning Delay AUv3 Plugin was updated on October 20, 2026 and 501 Chorus Echo on October 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*