# ECHO B2 vs 501 Chorus Echo

The clearest difference is review sentiment: ECHO B2 at 100% against 501 Chorus Echo's 0%. ECHO B2 also leads on rating (5.0 vs 4.5) and ads (none vs shown). 501 Chorus Echo's advantage is price ($8.99 vs $11.99) and device support (3 vs 1). On ratings volume, in-app purchases and monetization model there is nothing between them.

ECHO B2 costs $11.99 and 501 Chorus Echo $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ECHO B2 holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 7 and 8 respectively. Written reviews point the same way: 100% of ECHO B2's written reviews are positive against 0% of 501 Chorus Echo's.

## The numbers

| Metric | ECHO B2 | 501 Chorus Echo |
| --- | --- | --- |
| Price | $11.99 | **$8.99** |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/echo-b2/id1640987290/reviews)** | [4.5 (8 ratings)](https://appshunter.io/ios/app/501-chorus-echo/id6473418769/reviews) |
| Number of ratings | 7 | **8** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 days |
| Monetization | Paid | Paid |
| Size | 56 MB | 19 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Genuine Soundware](https://appshunter.io/developer/1560880481) | [Nembrini Audio](https://appshunter.io/developer/1493296895) |

## What reviewers say

### ECHO B2

[App page](https://appshunter.io/ios/app/echo-b2/id1640987290)

This digital recreation of a vintage echo unit offers authentic vintage sound with modern control. Explore unique delay effects and circuit hiss for a classic audio experience.

**Highlights:** Digital recreation of Binson Echorec mod. T5E, Authentic vintage sound, Adjustable head alignment (Azimuth), Drum motor speed control, Audible circuit hiss adjustment, MIDI controllable parameters

**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

**In-app purchases:** none


## Frequently asked questions

### Is ECHO B2 free?

ECHO B2 costs $11.99, with no in-app purchases.

### Is 501 Chorus Echo free?

501 Chorus Echo costs $8.99, with no in-app purchases.

### Which has better reviews, ECHO B2 or 501 Chorus Echo?

ECHO B2 is rated higher. ECHO B2 averages 5.0 out of 5 from 7 ratings, while 501 Chorus Echo averages 4.5 from 8 ratings.

### Do ECHO B2 or 501 Chorus Echo have ads?

501 Chorus Echo shows ads; ECHO B2 does not.

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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.*