# Doubler

> Real-time audio plugin for natural doubling effects on instruments and vocals. (iPhone/iPad app by Nembrini Audio.)

- Source: https://appshunter.io/ios/app/doubler/id1611386721 (this page in markdown: same URL + `.md`)
- Developer: [Nembrini Audio](https://appshunter.io/developer/1493296895)
- Category: Music
- Price: $9.99
- Rating: 3.80/5 from 6 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.3 · 32 MB
- Released: 2022-05-06
- Data updated: 2026-08-28
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/doubler/id1611386721/reviews.md

## What is Doubler?

The Nembrini Audio Doubler tracker turns your guitar performance into a stereo, double-tracked signal in real time, as if two guitarists were playing the same track left and right.

Nembrini Audio Doubler is a plug-in designed to enhance your guitar, vocal or polyphonic instrument with a natural doubling effect, adding richness and depth.

- Makes your guitar riffs and solos sound massive
- Double vocal parts and polyphonic instrument automatically
- Add flam-like effects to drums

Just put Nembrini Audio real-time Doubler tracking plugin on your track, and adjust the variation parameters controls to create exactly the doubling effect you’re looking for Instant doubling.

Works as a standalone app, AudioUnit v3 effect, or Inter-App Audio effect

## Key features

- Real-time stereo doubling
- Enhances guitar, vocals, and polyphonic instruments
- Adds richness and depth
- Creates massive sound for riffs and solos
- Automatic vocal and instrument doubling
- Flam-like effects for drums
- Adjustable variation parameters

## Chart rankings

- #186 in Top Paid · Music (US App Store)

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/doubler/id1611386721/reviews.md

### 1/5 — To dev

*2022-12-08*

I cannot see this app in NS2 in the AUv3 ….how do I activate it? Can’t rate until I get to use it

### 3/5 — Crashes and won’t integrate with LiveRig

*2022-05-16*

There has to be a fix for this. It keeps crashing as a standalone and LiveRig doesn’t recognize it. Love my Nembrini though!!🤘🏻🤘🏻

**Developer response:** please contact the customers support via websites

### 2/5 — Doubler

*2022-05-09*

When app Doubler, starts up, it shut down on me. Please fix your app, thank you.

**Developer response:** please contact the customers support via websites

## Frequently asked questions about Doubler

### What is Doubler used for?

Doubler is a real-time audio effect plugin that creates a natural doubling effect for instruments and vocals. It's designed to add richness, depth, and a fuller sound to your recordings, making guitar parts sound more massive and enabling flam-like effects on drums.

### What instruments can Doubler be used on?

Doubler can be used to enhance guitar performances, vocal parts, and polyphonic instruments. It can also be used to add flam-like effects to drums, providing versatility for various audio production needs.

### How does Doubler work?

Doubler works by turning your performance into a stereo, double-tracked signal in real time. You can adjust variation parameters to precisely control the doubling effect you desire, achieving instant doubling results.

### What devices does Doubler support?

Doubler is available for iPhone, iPad, and iPod. It can function as a standalone app, an AudioUnit v3 effect, or an Inter-App Audio effect.

### What is the price of Doubler?

Doubler is a paid application priced at $9.99. This one-time purchase grants you access to its full features for enhancing your audio.

### When was Doubler last updated?

The latest version of Doubler, 1.2, was released on June 21, 2022. The app was initially released on May 6, 2022.

### Does Doubler have ads?

Yes, Doubler contains advertisements. As a paid application, advertisements are present within the app.

### What is the user rating for Doubler?

Doubler has an average rating of 3.8 stars based on 6 ratings. This indicates a generally positive but mixed user reception.

## Version history (last 3 releases)

### 1.2 — 2022-06-21

Fix delete presets feature

### 1.1 — 2022-06-03

Fix channels configuration, in some case could generate a app crash

### 1.0 — 2022-05-06

No release notes.

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## More apps by Nembrini Audio

- [Crunck V2 Guitar Amplifier](https://appshunter.io/ios/app/crunck-v2-guitar-amplifier/id1493297046)
- [Analog Rack Delay](https://appshunter.io/ios/app/analog-rack-delay/id1494455748)
- [Analog Rack Cleaner](https://appshunter.io/ios/app/analog-rack-cleaner/id1497168997)
- [Analog Rack Noise Gate](https://appshunter.io/ios/app/analog-rack-noise-gate/id1497433620)
- [Analog Rack Chorus](https://appshunter.io/ios/app/analog-rack-chorus/id1497433866)
- [Analog Rack Guitar Equalizer](https://appshunter.io/ios/app/analog-rack-guitar-equalizer/id1497464815)

All apps by Nembrini Audio: https://appshunter.io/developer/1493296895

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-28.*