# ADverb2 vs Kleverb

The clearest difference is price: ADverb2 at $4.99 against Kleverb's $19.99. ADverb2 also leads on chart position (#192 vs unranked). Kleverb's advantage is update cadence (every 4 months vs every 50 months) and iOS requirement (13.0 vs 16.0). On rating, review sentiment, ratings volume and ads there is nothing between them.

ADverb2 costs $4.99 and Kleverb $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.6 for ADverb2 against 4.8 for Kleverb. Both are backed by a comparable volume of ratings — 19 and 13 respectively. Written reviews are what separate them: 80% of ADverb2's written reviews are positive against 88% of Kleverb's.

ADverb2 ships an update every 50 months, Kleverb every 4 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | ADverb2 | Kleverb |
| --- | --- | --- |
| Price | **$4.99** | $19.99 |
| Rating | [4.6 (19 ratings)](https://appshunter.io/ios/app/adverb2/id1373926760/reviews) | **[4.8 (13 ratings)](https://appshunter.io/ios/app/kleverb/id1438836422/reviews)** |
| Number of ratings | **19** | 13 |
| Positive reviews | 80.0% of reviews | **87.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 50 months | **Every 4 months** |
| Monetization | Paid | Paid |
| Best chart rank | **#192** | — |
| Size | 27 MB | 22 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Audio Damage, Inc.](https://appshunter.io/developer/1248448317) | [Klevgrand Produkter AB](https://appshunter.io/developer/1118902192) |

## What reviewers say

### ADverb2

[App page](https://appshunter.io/ios/app/adverb2/id1373926760)

**Currently charting:** #192 Top Paid · Music (US App Store)

This app emulates a vintage digital plate reverb unit from the 80s, offering a range of reverb effects from short and rich to long and ambient. It functions as a standalone effect, with Inter-App Audio, or as an AUv3 plugin for music production hosts.

**Highlights:** Vintage digital plate reverb emulation, Adjustable pre-delay, time, and size, Extensive filtering for reverb tail shaping, Logical vintage-style user interface, Cross-platform preset manager, Low CPU load optimized algorithm

**Features:** Vision Pro support

**In-app purchases:** none


### Kleverb

[App page](https://appshunter.io/ios/app/kleverb/id1438836422)

This app offers a high-quality algorithmic reverb effect with an intuitive interface. It allows for detailed simulation of various room acoustics and includes features like modulation and a ducker for precise sound shaping. Suitable for diverse musical genres.

**Highlights:** Algorithmic reverb effect, Room size selection (SMALL, MEDIUM, LARGE), Selectable filters on reflections, Wet signal modulation, Damping and diffusion parameters, Integrated ducker with sidechain, Standalone app and AUv3 plugin

**In-app purchases:** none


## Frequently asked questions

### Is ADverb2 free?

ADverb2 costs $4.99, with no in-app purchases.

### Is Kleverb free?

Kleverb costs $19.99, with no in-app purchases.

### Which has better reviews, ADverb2 or Kleverb?

Kleverb is rated higher. ADverb2 averages 4.6 out of 5 from 19 ratings, while Kleverb averages 4.8 from 13 ratings.

### Do ADverb2 or Kleverb have ads?

Neither ADverb2 nor Kleverb shows ads.

### Which is updated more often, ADverb2 or Kleverb?

ADverb2 ships an update every 50 months, and Kleverb every 4 months. Most recently, ADverb2 was updated on November 6, 2026 and Kleverb on November 2, 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.*