Comparison

Analog Rack Delay vs Filterstep

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Analog Rack Delay

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
Read full description

The Analog Rack Delay plugin is the power of Nembrini Audio’s delay algorithms in a simple package! BPM Sync, stereo spread circuit and a very juicy sound! Nembrini Audio has taken the guitarists most preferred analog and digital effect pedals and has repacked it in new rack style plugins easy to use and extremely powerful at the same time, with the addition of a custom design tube preamp virtual circuit which gives color to the signal in a very special way. Just insert the Analog Rack Delay plugin in your tracks to hear its beautiful analog tube coloration! Works as a standalone app, AudioUnit v3 effect, or Inter-App Audio effect

About

Filterstep

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
Read full description

Filterstep is a creative motion filter plugin which provides all kinds of intricate rhythmic movement to any input in real-time. It can give you incredibly complex and nuanced results based on various filter effect settings, and almost infinite possibilities for sonic exploration through filter randomization. You can choose between three filter types, range, frequency, quantization, sequencer movement and more. Craft interesting patterns, or let it run endlessly using the infinity mode. Add filter motion and shape any sound into a groove.

Screenshots

Analog Rack Delay1 screens
Filterstep2 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
Analog Rack Delay versus Filterstep: the parameters behind the verdict, then further details
ParameterAnalog Rack DelayFilterstep
PriceFreeFree
Rating4.8 (32 ratings) — better4.7 (42 ratings)
Positive reviews100.0% of reviews — better73.3% of reviews
Number of ratings3242 — better
Update frequencyEvery 5 months — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS159.3 — better
Further details — not scored
Size25 MB12 MB
Age rating4+4+
DeveloperNembrini AudioAUDIOMODERN

Customer experience

Analog Rack Delay

All ratings32 ratings
Positive96.9%
Neutral0.0%
Negative3.1%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Filterstep

All ratings42 ratings
Positive88.1%
Neutral4.8%
Negative7.1%
Written reviews15 reviews
Positive73.3%
Neutral13.3%
Negative13.3%

In-app purchases

None

Analog Rack Delay

No in-app purchases

None

Filterstep

No in-app purchases

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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