# LensFactor vs Queue

The clearest difference is price: Queue at Free against LensFactor's $1.99. Queue also leads on update cadence (monthly vs every 24 months) and review sentiment (100% vs 89%). LensFactor's advantage is iOS requirement (11.0 vs 13.4). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Queue is free to download; LensFactor costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for LensFactor against 5.0 for Queue. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews are what separate them: 89% of LensFactor's written reviews are positive against 100% of Queue's.

LensFactor ships an update every 24 months, Queue monthly. The most recent releases landed on September 21, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | LensFactor | Queue |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/lensfactor/id370376269/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/queue-platform-for-agencies/id1501942318/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | 88.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 31 MB |
| Requires iOS | **11.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bart van Stiphout](https://appshunter.io/developer/368100168) | [Masud Hossain](https://appshunter.io/developer/1501942317) |

## What reviewers say

### LensFactor

[App page](https://appshunter.io/ios/app/lensfactor/id370376269)

This app helps calculate lens factors, screen sizes, and projector distances based on known variables. It's a utility for professionals or enthusiasts needing precise measurements for display setups.

**Highlights:** Calculate lens factor, Calculate screen size, Calculate projector distance, Input screen size and projector distance, Input lens factor and projector distance, Input lens factor and screen size

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

**In-app purchases:** none


### Queue

[App page](https://appshunter.io/ios/app/queue-platform-for-agencies/id1501942318)

Manage and grow your agency's productized services with this comprehensive platform. Communicate directly with clients and receive important updates through the official mobile application.

**Highlights:** Launch productized services, Grow agency business, Client chat, Notification system, All-in-one platform

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LensFactor free?

LensFactor costs $1.99, with no in-app purchases.

### Is Queue free?

Queue is free to download, with no in-app purchases.

### Which has better reviews, LensFactor or Queue?

LensFactor and Queue are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do LensFactor or Queue have ads?

Neither LensFactor nor Queue shows ads.

### Which is updated more often, LensFactor or Queue?

LensFactor ships an update every 24 months, and Queue monthly. Most recently, LensFactor was updated on September 21, 2026 and Queue on September 19, 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.*