# Pattern Generator vs Projector Lens Calculator

The clearest difference is review sentiment: Pattern Generator at 50% against Projector Lens Calculator's 0%. Pattern Generator also leads on rating (5.0 vs 1.0). Projector Lens Calculator's advantage is update cadence (every 2 months vs every 19 months) and price ($2.99 vs $4.99). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Pattern Generator costs $4.99 and Projector Lens Calculator $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pattern Generator holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 50% of Pattern Generator's written reviews are positive against 0% of Projector Lens Calculator's.

Pattern Generator ships an update every 19 months, Projector Lens Calculator every 2 months. The most recent releases landed on September 27, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Pattern Generator | Projector Lens Calculator |
| --- | --- | --- |
| Price | $4.99 | **$2.99** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pattern-generator/id460365609/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/projector-lens-calculator/id1438041255/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 2 months** |
| Monetization | Paid | Paid |
| Size | 4 MB | 11 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [piXap](https://appshunter.io/developer/386140014) | [Proluxon](https://appshunter.io/developer/634092061) |

## What reviewers say

### Pattern Generator

[App page](https://appshunter.io/ios/app/pattern-generator/id460365609)

Create custom test patterns for various resolutions and display types, including grids, color bars, and specialized formats. Easily share your generated patterns via messaging, email, or AirDrop.

**Highlights:** Create test patterns, Multiple pattern types (grids, color bars, etc.), Supports various resolutions, Share patterns via message, mail, AirDrop, Wide screen patterns

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Projector Lens Calculator

[App page](https://appshunter.io/ios/app/projector-lens-calculator/id1438041255)

This utility app helps video technicians and projectionists quickly calculate essential projection parameters. It supports various aspect ratios and measurement systems, providing detailed information like throw ratio, screen size, and pixel density.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Pattern Generator free?

Pattern Generator costs $4.99, with no in-app purchases.

### Is Projector Lens Calculator free?

Projector Lens Calculator costs $2.99, with no in-app purchases.

### Which has better reviews, Pattern Generator or Projector Lens Calculator?

Pattern Generator is rated higher. Pattern Generator averages 5.0 out of 5 from 1 ratings, while Projector Lens Calculator averages 1.0 from 1 ratings.

### Do Pattern Generator or Projector Lens Calculator have ads?

Neither Pattern Generator nor Projector Lens Calculator shows ads.

### Which is updated more often, Pattern Generator or Projector Lens Calculator?

Pattern Generator ships an update every 19 months, and Projector Lens Calculator every 2 months. Most recently, Pattern Generator was updated on September 27, 2026 and Projector Lens Calculator on October 6, 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.*