# pCAM Pro vs ARRI ECS

The clearest difference is price: ARRI ECS at Free against pCAM Pro's $34.99. ARRI ECS also leads on in-app purchases (none vs 3) and iOS requirement (15.6 vs 17.0). pCAM Pro's advantage is update cadence (every 9 days vs every 14 months). On ads and device support there is nothing between them.

ARRI ECS is free to download; pCAM Pro costs $34.99 up front. pCAM Pro sells 3 one-off in-app purchases. ARRI ECS asks for nothing beyond the download.

pCAM Pro ships an update every 9 days, ARRI ECS every 14 months. The most recent releases landed on September 23, 2026 and August 31, 2026 respectively.

## The numbers

| Metric | pCAM Pro | ARRI ECS |
| --- | --- | --- |
| Price | $34.99 | **Free** |
| Rating | **[4.9 (221 ratings)](https://appshunter.io/ios/app/pcam-pro-camera-tools/id1308057201/reviews)** | — |
| Number of ratings | **221** | — |
| Positive reviews | 97.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 14 months |
| Monetization | Paid | — |
| Size | 42 MB | 23 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David Eubank](https://appshunter.io/developer/1645606643) | [ARRI Group](https://appshunter.io/developer/733009342) |

## What reviewers say

### pCAM Pro

[App page](https://appshunter.io/ios/app/pcam-pro-camera-tools/id1308057201)

This app provides 27 essential tools for cinematography and photography professionals and students. It offers instant calculations for depth of field, field of view, exposure, and more, with a user-friendly interface designed for on-the-go use.

**Highlights:** Depth of Field calculations, Field of View preview, Focal Length matching, Exposure calculations, HMI Flicker-free settings, Speed Booster adapter calculations, VFX tracking markers

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $7.99 | one-time |

**What reviewers like**

- 👍 Indispensable tool for cinematographers
- 👍 Great calculators and converters
- 👍 Very easy to use and intuitive
- 👍 Clear, accurate, and concise
- 👍 Useful for pre-visualization

**What reviewers complain about**

- 🐛 Does not access iPhone camera for POV simulation
- 🐛 Cartoon cutouts for actors are not realistic
- 🐛 Hyperfocal 'apply' button placement on iPad is accidental
- 🐛 Users had to repurchase the app for updates

**Reported bugs**

- None explicitly mentioned, but feature requests imply areas for improvement.

**Requested features**

- Access iPhone camera for exact POV simulation
- Implement a night mode
- Relocate hyperfocal 'apply' button in Depth-of-Field calculator


### ARRI ECS

[App page](https://appshunter.io/ios/app/arri-ecs/id1555674483)

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

**In-app purchases:** none


## Frequently asked questions

### Is pCAM Pro free?

pCAM Pro costs $34.99, and also offers in-app purchases.

### Is ARRI ECS free?

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

### Do pCAM Pro or ARRI ECS have ads?

Neither pCAM Pro nor ARRI ECS shows ads.

### Which is updated more often, pCAM Pro or ARRI ECS?

pCAM Pro ships an update every 9 days, and ARRI ECS every 14 months. Most recently, pCAM Pro was updated on September 23, 2026 and ARRI ECS on August 31, 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.*