# Zero Reverb vs Analog Rack Delay

The clearest difference is review sentiment: Analog Rack Delay at 100% against Zero Reverb's 35%. Analog Rack Delay also leads on price (Free vs $2.99) and rating (4.8 vs 3.4). Zero Reverb's advantage is iOS requirement (12.0 vs 15). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Analog Rack Delay is free to download; Zero Reverb costs $2.99 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 3.4. Both are backed by a comparable volume of ratings — 46 and 32 respectively. Written reviews point the same way: 35% of Zero Reverb's written reviews are positive against 100% of Analog Rack Delay's.

Zero Reverb ships an update every 6 months, Analog Rack Delay every 5 months. The most recent releases landed on October 16, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Zero Reverb | Analog Rack Delay |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [3.4 (46 ratings)](https://appshunter.io/ios/app/zero-reverb/id1051938245/reviews) | **[4.8 (32 ratings)](https://appshunter.io/ios/app/analog-rack-delay/id1494455748/reviews)** |
| Number of ratings | **46** | 32 |
| Positive reviews | 34.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 9 MB | 25 MB |
| Requires iOS | **12.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blamsoft, Inc.](https://appshunter.io/developer/1051938244) | [Nembrini Audio](https://appshunter.io/developer/1493296895) |

## What reviewers say

### Zero Reverb

[App page](https://appshunter.io/ios/app/zero-reverb/id1051938245)

Enhance your music production with a modern, high-quality reverb effect. This Audio Unit Extension (AUv3) works within compatible host apps, offering a rich, hall-like sound with adjustable parameters for diverse textures. Easily tweak settings with its expandable controls.

**Highlights:** Audio Unit Extension (AUv3) plugin, Modern hall-like reverb character, Rich feedback and smooth decay, Expandable controls for easy tweaking, Wide variety of reverb textures, Compatible with popular DAWs and hosts

**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 Zero Reverb free?

Zero Reverb costs $2.99, 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, Zero Reverb or Analog Rack Delay?

Analog Rack Delay is rated higher. Zero Reverb averages 3.4 out of 5 from 46 ratings, while Analog Rack Delay averages 4.8 from 32 ratings.

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

Neither Zero Reverb nor Analog Rack Delay shows ads.

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

Zero Reverb ships an update every 6 months, and Analog Rack Delay every 5 months. Most recently, Zero Reverb was updated on October 16, 2026 and Analog Rack Delay on October 1, 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.*