# Harmonizer audio effect vs DigiStix 2 AUv3 Plugin

The clearest difference is price: Harmonizer audio effect at $1.99 against DigiStix 2 AUv3 Plugin's $14.99. Harmonizer audio effect also leads on iOS requirement (10.0 vs 13). DigiStix 2 AUv3 Plugin's advantage is review sentiment (67% vs 23%) and rating (4.5 vs 3.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

Harmonizer audio effect costs $1.99 and DigiStix 2 AUv3 Plugin $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DigiStix 2 AUv3 Plugin holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: DigiStix 2 AUv3 Plugin has 50 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 23% of Harmonizer audio effect's written reviews are positive against 67% of DigiStix 2 AUv3 Plugin's.

Harmonizer audio effect ships an update every 8 months, DigiStix 2 AUv3 Plugin every 5 weeks. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Harmonizer audio effect | DigiStix 2 AUv3 Plugin |
| --- | --- | --- |
| Price | **$1.99** | $14.99 |
| Rating | [3.0 (9 ratings)](https://appshunter.io/ios/app/harmonizer-audio-effect/id1209475596/reviews) | **[4.5 (50 ratings)](https://appshunter.io/ios/app/digistix-2-auv3-plugin/id1573886932/reviews)** |
| Number of ratings | 9 | **50** |
| Positive reviews | 23.1% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 weeks** |
| Monetization | Paid | Paid |
| Size | 14 MB | 313 MB |
| Requires iOS | **10.0** | 13 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## What reviewers say

### Harmonizer audio effect

[App page](https://appshunter.io/ios/app/harmonizer-audio-effect/id1209475596)

This real-time audio effect app shifts pitch and adds harmonies to your original sound. It functions as an Audio Unit plugin or a standalone effect using your device's microphone or external audio interfaces. The pitch shifting preserves the original timing and tempo.

**Highlights:** Real-time pitch shifting, Two harmony voices, Smooth pitch shift controls, Adjustable voice volumes, Master reverb effect, Standalone mode via microphone

**Features:** Vision Pro support

**In-app purchases:** none


### DigiStix 2 AUv3 Plugin

[App page](https://appshunter.io/ios/app/digistix-2-auv3-plugin/id1573886932)

This AUv3 compatible plugin functions as a drum machine and sampler for DAWs. It offers extensive sample hosting, multi-layer control, advanced pattern editing, and flexible routing for both internal and external effects. Easily create and manipulate drum kits with its redesigned interface and robust features.

**Highlights:** 64 assignable pads with 4 banks, Up to 64 samples per drumkit with 5 layers per pad, Advanced multi-sample layer control, Internal and external effect routing, Sophisticated multi-layer Auto Sampler, Export patterns as MIDI stems and audio, Drag and drop sample functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Harmonizer audio effect free?

Harmonizer audio effect costs $1.99, with no in-app purchases.

### Is DigiStix 2 AUv3 Plugin free?

DigiStix 2 AUv3 Plugin costs $14.99, with no in-app purchases.

### Which has better reviews, Harmonizer audio effect or DigiStix 2 AUv3 Plugin?

DigiStix 2 AUv3 Plugin is rated higher. Harmonizer audio effect averages 3.0 out of 5 from 9 ratings, while DigiStix 2 AUv3 Plugin averages 4.5 from 50 ratings.

### Do Harmonizer audio effect or DigiStix 2 AUv3 Plugin have ads?

Neither Harmonizer audio effect nor DigiStix 2 AUv3 Plugin shows ads.

### Which is updated more often, Harmonizer audio effect or DigiStix 2 AUv3 Plugin?

Harmonizer audio effect ships an update every 8 months, and DigiStix 2 AUv3 Plugin every 5 weeks. Most recently, Harmonizer audio effect was updated on October 7, 2026 and DigiStix 2 AUv3 Plugin on October 11, 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.*