# Analog Rack Delay vs Filterstep

Analog Rack Delay and Filterstep both sit at 4.8 stars, but that hides the real split: 100% of Analog Rack Delay's written reviews are positive against 73% of Filterstep's. Filterstep's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (9.3 vs 15). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.8 for Analog Rack Delay against 4.7 for Filterstep. Both are backed by a comparable volume of ratings — 32 and 42 respectively. Written reviews are what separate them: 100% of Analog Rack Delay's written reviews are positive against 73% of Filterstep's.

Analog Rack Delay ships an update every 5 months, Filterstep every 6 months. The most recent releases landed on October 13, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Analog Rack Delay | Filterstep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (32 ratings)](https://appshunter.io/ios/app/analog-rack-delay/id1494455748/reviews)** | [4.7 (42 ratings)](https://appshunter.io/ios/app/filterstep/id1500042551/reviews) |
| Number of ratings | 32 | **42** |
| Positive reviews | **100.0% of reviews** | 73.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 6 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 25 MB | 12 MB |
| Requires iOS | 15 | **9.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nembrini Audio](https://appshunter.io/developer/1493296895) | [AUDIOMODERN](https://appshunter.io/developer/1435691908) |

## What reviewers say

### Analog Rack Delay

[App page](https://appshunter.io/ios/app/analog-rack-delay/id1494455748)

This audio plugin offers the powerful delay algorithms of Nembrini Audio in a user-friendly package. It features BPM sync, a stereo spread circuit, and a rich analog tube preamp for unique signal coloration. Use it as a standalone app or within other music production software.

**Highlights:** Analog delay algorithms, BPM Sync, Stereo spread circuit, Tube preamp coloration, Standalone app, AudioUnit v3 effect, Inter-App Audio effect

**Features:** Vision Pro support

**In-app purchases:** none


### Filterstep

[App page](https://appshunter.io/ios/app/filterstep/id1500042551)

This app offers a creative motion filter plugin for real-time rhythmic movement. Explore intricate patterns and sonic possibilities with various filter effect settings and randomization. Shape any sound into a unique groove.

**Highlights:** Real-time rhythmic movement, Intricate filter effect settings, Filter randomization, Three filter types, Sequencer movement control, Infinity mode

**In-app purchases:** none


## Frequently asked questions

### Is Analog Rack Delay free?

Analog Rack Delay is free to download, with no in-app purchases.

### Is Filterstep free?

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

### Which has better reviews, Analog Rack Delay or Filterstep?

Analog Rack Delay is rated higher. Analog Rack Delay averages 4.8 out of 5 from 32 ratings, while Filterstep averages 4.7 from 42 ratings.

### Do Analog Rack Delay or Filterstep have ads?

Neither Analog Rack Delay nor Filterstep shows ads.

### Which is updated more often, Analog Rack Delay or Filterstep?

Analog Rack Delay ships an update every 5 months, and Filterstep every 6 months. Most recently, Analog Rack Delay was updated on October 13, 2026 and Filterstep on October 17, 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.*