# ERS_EchORek2 vs iStem

The clearest difference is price: iStem at Free against ERS_EchORek2's $9.99. ERS_EchORek2's advantage is in-app purchases (none vs 1) and iOS requirement (9.3 vs 16.0). On ads and device support there is nothing between them.

iStem is free to download; ERS_EchORek2 costs $9.99 up front. iStem sells 1 one-off in-app purchase. ERS_EchORek2 asks for nothing beyond the download.

## The numbers

| Metric | ERS_EchORek2 | iStem |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.1 (7 ratings)](https://appshunter.io/ios/app/ers-echorek2/id1584374254/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | — |
| Monetization | Paid | — |
| Size | 13 MB | 79 MB |
| Requires iOS | **9.3** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Christian Siedschlag](https://appshunter.io/developer/538434682) | [Jan Maes](https://appshunter.io/developer/1550506252) |

## What reviewers say

### ERS_EchORek2

[App page](https://appshunter.io/ios/app/ers-echorek2/id1584374254)

This audio plugin emulates the iconic Binson Echorec2 analog delay, offering a unique, dreamlike, and psychedelic sound. Developed with careful study of original schematics, it provides enhanced controls for musicians seeking a distinctive vintage delay effect.

**Highlights:** Authentic 70's analog delay emulation, Binson Echorec2 sound, Enhanced controls, Psychedelic sound quality, Vintage delay effect

**Features:** Vision Pro support

**In-app purchases:** none


### iStem

[App page](https://appshunter.io/ios/app/istem/id6793296941)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iStem Activation | $4.99 | one-time |


## Frequently asked questions

### Is ERS_EchORek2 free?

ERS_EchORek2 costs $9.99, with no in-app purchases.

### Is iStem free?

iStem is free to download, with in-app purchases available.

### Do ERS_EchORek2 or iStem have ads?

Neither ERS_EchORek2 nor iStem shows ads.

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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.*