# Projector Lens Calculator — The quickest lens calculator

> Projection calculation tool for video technicians and projectionists. (iPhone/iPad app by Proluxon.)

- Source: https://appshunter.io/ios/app/projector-lens-calculator/id1438041255 (this page in markdown: same URL + `.md`)
- Developer: [Proluxon](https://appshunter.io/developer/634092061)
- Category: Utilities, Productivity
- Price: $2.99
- Rating: 1.00/5 from 1 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 11 MB
- Languages: American English, French (France)
- Released: 2018-11-07
- Data updated: 2026-08-15
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/projector-lens-calculator/id1438041255/reviews.md

## What is Projector Lens Calculator?

Projector Lens Calculator is a quick reference tool for video technicians and projectionists.
 
Features:
- Calculate lens throw ratio.
- Calculate screen size.
- Calculate projector distance.
- Calculate projector lens.
- Choose between multiple ratio : 4:3 / 16:9 / 16:10 or custom.
- Choose between imperial and metric system.
- Get the pixels count per inch/cm.
- Get the lumens per ft2/m2.

## Key features

- Calculate lens throw ratio
- Calculate screen size
- Calculate projector distance
- Supports multiple aspect ratios
- Imperial and metric system options
- Pixel density calculation
- Lumens per area calculation

## Chart rankings

- #188 in Top Paid · Utilities (US App Store)

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/projector-lens-calculator/id1438041255/reviews.md

### 1/5 — Don’t buy

*2025-11-20*

Doesn’t work

### 1/5 — Didn’t do what I expected.

*2022-12-13*

Waste of money

### 3/5 — Not bad

*2019-02-23*

Good app, distance + screen size calculator is great, lens calculator doesn’t work though.

**Developer response:** Thanks for the bug report. This will be addressed shortly. Stay tune for update soon.

## Frequently asked questions about Projector Lens Calculator

### What is Projector Lens Calculator used for?

Projector Lens Calculator is a quick reference tool designed for video technicians and projectionists to calculate essential projection parameters such as lens throw ratio, screen size, and projector distance.

### What aspect ratios does Projector Lens Calculator support?

Projector Lens Calculator supports multiple aspect ratios, including 4:3, 16:9, and 16:10, as well as custom ratio options for flexibility.

### Can I use Projector Lens Calculator with different measurement systems?

Yes, Projector Lens Calculator allows you to choose between the imperial and metric systems for your calculations, catering to different regional preferences.

### What kind of detailed information does the app provide?

Beyond basic calculations, the app provides the pixels count per inch/cm and the lumens per ft2/m2, offering more in-depth data for projection setups.

### How much does Projector Lens Calculator cost?

Projector Lens Calculator is a paid application, available for a one-time purchase price of $2.99.

### What devices is Projector Lens Calculator compatible with?

Projector Lens Calculator is compatible with iPhones, iPads, and iPods, indicated by its supported devices list.

### Does Projector Lens Calculator have ads?

No, Projector Lens Calculator does not contain advertisements, as indicated by the absence of an 'hasAds' flag.

### When was Projector Lens Calculator last updated?

Projector Lens Calculator was last updated on February 26, 2019, with version 2.3.

## Version history (last 3 releases)

### 2.3 — 2019-02-26

***Fix error with lens option

### 2.2 — 2018-11-28

Thank you for using Projector Lens Calculator!
This is the new version:
- new layout

### 2.1 — 2018-10-30

No release notes.

## Apps similar to Projector Lens Calculator

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| --- | --- | --- | --- |
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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 2026-08-15.*