# Spring Reverb vs Analog Rack Delay

The clearest difference is review sentiment: Analog Rack Delay at 100% against Spring Reverb's 54%. Analog Rack Delay also leads on price (Free vs $14.99) and rating (4.8 vs 3.9). Spring Reverb's advantage is iOS requirement (11.0 vs 15). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Analog Rack Delay is free to download; Spring Reverb costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Analog Rack Delay holds the better App Store score, 4.8 against 3.9. Both are backed by a comparable volume of ratings — 13 and 32 respectively. Written reviews point the same way: 54% of Spring Reverb's written reviews are positive against 100% of Analog Rack Delay's.

Spring Reverb ships an update every 13 months, Analog Rack Delay every 5 months. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Spring Reverb | Analog Rack Delay |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | [3.9 (13 ratings)](https://appshunter.io/ios/app/spring-reverb/id1480037666/reviews) | **[4.8 (32 ratings)](https://appshunter.io/ios/app/analog-rack-delay/id1494455748/reviews)** |
| Number of ratings | 13 | **32** |
| Positive reviews | 53.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 5 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 22 MB | 25 MB |
| Requires iOS | **11.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eventide](https://appshunter.io/developer/546518026) | [Nembrini Audio](https://appshunter.io/developer/1493296895) |

## What reviewers say

### Spring Reverb

[App page](https://appshunter.io/ios/app/spring-reverb/id1480037666)

This app emulates the sound of vintage spring reverbs found in guitar amplifiers, offering unique sonic possibilities beyond traditional hardware. It allows for detailed manipulation of physical parameters, creating both authentic and experimental reverb effects for various instruments.

**Highlights:** Emulates popular spring reverb sounds, Manipulate physical spring parameters, Morph between different spring configurations, Tempo-synced reverb decay, Tube-amp style tremolo (pre/post reverb), Modulation for chorus-like effects, Dynamic control with The Ribbon

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Spring Reverb free?

Spring Reverb costs $14.99, with no in-app purchases.

### Is Analog Rack Delay free?

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

### Which has better reviews, Spring Reverb or Analog Rack Delay?

Analog Rack Delay is rated higher. Spring Reverb averages 3.9 out of 5 from 13 ratings, while Analog Rack Delay averages 4.8 from 32 ratings.

### Do Spring Reverb or Analog Rack Delay have ads?

Neither Spring Reverb nor Analog Rack Delay shows ads.

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

Spring Reverb ships an update every 13 months, and Analog Rack Delay every 5 months. Most recently, Spring Reverb was updated on October 14, 2026 and Analog Rack Delay on October 13, 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.*