# Stacker - Projector Stacking — Stacked projections in seconds

> Automated projector stacking and alignment using a mobile device camera. (iPhone/iPad app by Domeprojection.com GmbH.)

- Source: https://appshunter.io/ios/app/stacker-projector-stacking/id1539699746 (this page in markdown: same URL + `.md`)
- Developer: [Domeprojection.com GmbH](https://appshunter.io/developer/1539699748)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 4.00/5 from 3 App Store ratings
- Age rating: 4+
- Requires: iOS 12.0 · 30 MB
- Released: 2021-03-01
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/stacker-projector-stacking/id1539699746/reviews.md

## What is Stacker?

Aligning a projector stack can be challenging. The Stacker App automates this job using your devices camera. Setup time is reduced by around 90%. Simple to use and with perfect results.

FUNCTIONALITY

Combine the lumens of up to four projectors to create one image that is several times brighter than that produced by one unit. The images of all projectors in the stack are aligned automatically by the Stacker App.

USAGE

1. Install projectors and overlap images.
2. Start Stacker App & connect to projectors.
3. Align projectors automatically using mobile device camera.
4. Save the warping to projectors. The stack is calibrated.

SUPPORTED PROJECTORS

Barco Pulse platform projectors such as: FS40, F70, FS70, F80, F90.

## Key features

- Automated projector alignment
- Combine lumens of up to four projectors
- Reduce setup time by 90%
- Simple to use interface
- Save warping to projectors
- Supports Barco Pulse platform projectors

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Credits | $4.99 | one-time |



## Frequently asked questions about Stacker

### What is Stacker used for?

Stacker is used to automatically align multiple projectors to create a single, brighter image. It significantly reduces the time and complexity involved in setting up projector stacks.

### How much does Stacker cost?

Stacker is available for free. There are no upfront costs to download or use the core functionality of the app.

### What projectors are supported by Stacker?

Stacker supports Barco Pulse platform projectors, including models such as FS40, F70, FS70, F80, and F90.

### Does Stacker have ads?

No, Stacker does not contain advertisements. Users can utilize the app's features without interruption.

### What devices can I use Stacker on?

Stacker is compatible with iPhones, iPads, and iPods, making it accessible on a range of Apple mobile devices.

### How accurate is the alignment with Stacker?

The app is designed to provide perfect results through automatic alignment using the mobile device's camera, aiming for precise calibration of projector stacks.

### When was Stacker last updated?

The latest version of Stacker, 1.1.1, was released on July 23, 2021. The app was initially released on March 1, 2021.

### What is the age rating for Stacker?

Stacker has an age rating of 4+, indicating it is suitable for users of all ages.

## Version history (last 4 releases)

### 1.1.1 — 2021-07-23

* fixed life marker tracking
* updated documentation

### 1.1.0 — 2021-05-17

* fixed potential overflow on settings page
* fixed warping not enabled after first upload
* disabled autofocus during capture

### 1.0.1 — 2021-02-05

* Updated App Store marketing material.
* Updated app requirements info.

### 1.0.0 — 2021-02-04

No release notes.

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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 2026-06-10.*