# RED Tools vs ARRI ECS

RED Tools and ARRI ECS are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RED Tools ships an update every 21 months, ARRI ECS every 14 months. The most recent releases landed on October 6, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | RED Tools | ARRI ECS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (15 ratings)](https://appshunter.io/ios/app/red-tools/id894739141/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 14 months** |
| Monetization | Free | — |
| Size | 7 MB | 23 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RED Digital Cinema](https://appshunter.io/developer/632147766) | [ARRI Group](https://appshunter.io/developer/733009342) |

## What reviewers say

### RED Tools

[App page](https://appshunter.io/ios/app/red-tools/id894739141)

This app assists filmmakers and camera operators with camera setup by providing tools for crop factor, recording time, flicker-free video, depth of field, panning speed, and exposure. It offers customizable settings for various shooting situations and RED camera systems.

**Highlights:** Crop factor preview, R3D recording time evaluation, Flicker-free video calculation, Depth of field estimation, Panning speed guidance, Exposure assistance

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 RED Tools free?

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

### Is ARRI ECS free?

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

### Do RED Tools or ARRI ECS have ads?

Neither RED Tools nor ARRI ECS shows ads.

### Which is updated more often, RED Tools or ARRI ECS?

RED Tools ships an update every 21 months, and ARRI ECS every 14 months. Most recently, RED Tools was updated on October 6, 2026 and ARRI ECS 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.*