# FilterMorph AUv3 Audio Plugin vs Delay Line

The clearest difference is rating: Delay Line at 5.0 against FilterMorph AUv3 Audio Plugin's 4.2. Delay Line also leads on price ($1.99 vs $5.99). FilterMorph AUv3 Audio Plugin's advantage is iOS requirement (13 vs 17.0). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

FilterMorph AUv3 Audio Plugin costs $5.99 and Delay Line $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Delay Line holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 5 and 2 respectively.

## The numbers

| Metric | FilterMorph AUv3 Audio Plugin | Delay Line |
| --- | --- | --- |
| Price | $5.99 | **$1.99** |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/filtermorph-auv3-audio-plugin/id1446253681/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/delay-line/id6776276739/reviews)** |
| Number of ratings | **5** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Paid | Paid |
| Size | 9 MB | 7 MB |
| Requires iOS | **13** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [4Pockets.com](https://appshunter.io/developer/370131860) | [Callback Audio, LLC](https://appshunter.io/developer/1896220942) |

## What reviewers say

### FilterMorph AUv3 Audio Plugin

[App page](https://appshunter.io/ios/app/filtermorph-auv3-audio-plugin/id1446253681)

This audio effect plugin offers a unique approach to filtering, allowing seamless morphing between different filter types. It integrates with DAWs and provides advanced control through touchpads and modulation.

**Highlights:** Transitional filter morphing, Dual touch-pad parameter control, Real-time and beat-synced automation, Integrated overdrive and tape delay, Configurable modulation section, Preset management

**In-app purchases:** none


### Delay Line

[App page](https://appshunter.io/ios/app/delay-line/id6776276739)

This audio effect app offers a high-quality digital delay with smooth parameter control for musical echoes. It's designed to add depth and space to your sound without unwanted noise.

**Highlights:** High-quality digital delay, Smooth parameter interpolation, Feedback control, Musical echoes, Linear interpolation for delay time, Comprehensive parameter smoothing

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is FilterMorph AUv3 Audio Plugin free?

FilterMorph AUv3 Audio Plugin costs $5.99, with no in-app purchases.

### Is Delay Line free?

Delay Line costs $1.99, with no in-app purchases.

### Which has better reviews, FilterMorph AUv3 Audio Plugin or Delay Line?

Delay Line is rated higher. FilterMorph AUv3 Audio Plugin averages 4.2 out of 5 from 5 ratings, while Delay Line averages 5.0 from 2 ratings.

### Do FilterMorph AUv3 Audio Plugin or Delay Line have ads?

Neither FilterMorph AUv3 Audio Plugin nor Delay Line shows ads.

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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.*