# 501 Chorus Echo vs cratedigger.fm

The clearest difference is price: cratedigger.fm at Free against 501 Chorus Echo's $8.99. cratedigger.fm also leads on update cadence (every 10 days vs every 17 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

cratedigger.fm is free to download; 501 Chorus Echo costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

501 Chorus Echo ships an update every 17 months, cratedigger.fm every 10 days. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 501 Chorus Echo | cratedigger.fm |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | **[4.5 (8 ratings)](https://appshunter.io/ios/app/501-chorus-echo/id6473418769/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 10 days** |
| Monetization | Paid | — |
| Size | 23 MB | 12 MB |
| Requires iOS | 15 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Nembrini Audio](https://appshunter.io/developer/1493296895) | [Rasmus Kjærbo](https://appshunter.io/developer/6781424369) |

## What reviewers say

### 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


### cratedigger.fm

[App page](https://appshunter.io/ios/app/cratediggerfm/id6781424367)

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

**In-app purchases:** none


## Frequently asked questions

### Is 501 Chorus Echo free?

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

### Is cratedigger.fm free?

cratedigger.fm is free to download, with no in-app purchases.

### Do 501 Chorus Echo or cratedigger.fm have ads?

Neither 501 Chorus Echo nor cratedigger.fm shows ads.

### Which is updated more often, 501 Chorus Echo or cratedigger.fm?

501 Chorus Echo ships an update every 17 months, and cratedigger.fm every 10 days. Most recently, 501 Chorus Echo was updated on November 12, 2026 and cratedigger.fm on November 5, 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.*