# PQ Calc vs HDR Cast

The clearest difference is price: HDR Cast at Free against PQ Calc's $4.99. PQ Calc's advantage is chart position (#198 vs unranked) and iOS requirement (14.2 vs 16.0). On rating, ratings volume, ads and in-app purchases there is nothing between them.

HDR Cast is free to download; PQ Calc costs $4.99 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 PQ Calc against 5.0 for HDR Cast. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | PQ Calc | HDR Cast |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/pq-calc/id1541419476/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/hdr-cast/id6761282719/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | — |
| Monetization | Paid | **Free** |
| Best chart rank | **#198** | — |
| Size | 1 MB | 1 MB |
| Requires iOS | **14.2** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Avical](https://appshunter.io/developer/1534335247) | [Greg Benz Photography LLC](https://appshunter.io/developer/1880143460) |

## What reviewers say

### PQ Calc

[App page](https://appshunter.io/ios/app/pq-calc/id1541419476)

**Currently charting:** #198 Top Paid · Photo & Video (US App Store)

Easily convert luminance levels (nits) to digital values and vice versa using the SMPTE ST 2084 (PQ) electro-optical transfer function. Supports various bit depths and ranges for professional video workflows.

**Highlights:** Bi-directional conversion, Luminance (nit) to digital level, Digital level to luminance (nit), Supports Full, SMPTE, SDI-Full ranges, Calculations in float, percent, 8-16bit

**Features:** macOS Compatibility

**In-app purchases:** none


### HDR Cast

[App page](https://appshunter.io/ios/app/hdr-cast/id6761282719)

Stream HDR videos from your iPhone or iPad to an Apple TV using AirPlay. Experience your content in high dynamic range on a larger screen.

**Highlights:** Stream HDR video, AirPlay support, iPhone and iPad compatible, Apple TV output

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

**In-app purchases:** none


## Frequently asked questions

### Is PQ Calc free?

PQ Calc costs $4.99, with no in-app purchases.

### Is HDR Cast free?

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

### Which has better reviews, PQ Calc or HDR Cast?

PQ Calc and HDR Cast are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do PQ Calc or HDR Cast have ads?

Neither PQ Calc nor HDR Cast shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*