# ARRI ECS vs LidarAC

The clearest difference is update cadence: LidarAC at every 11 days against ARRI ECS's every 14 months. ARRI ECS's advantage is iOS requirement (15.6 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

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

ARRI ECS ships an update every 14 months, LidarAC every 11 days. The most recent releases landed on September 19, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | ARRI ECS | LidarAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lidarac/id6761840029/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 11 days** |
| Monetization | — | Free |
| Size | 23 MB | 16 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ARRI Group](https://appshunter.io/developer/733009342) | [Luis Arndt](https://appshunter.io/developer/1881752136) |

## What reviewers say

### ARRI ECS

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

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

**In-app purchases:** none


### LidarAC

[App page](https://appshunter.io/ios/app/lidarac/id6761840029)

This app transforms your iPhone into a handheld controller for advanced focus pulling in video production. It integrates LiDAR data for real-time distance measurements, depth of field calculations, and precise focus tracking, enhancing your workflow with intuitive tools and haptic feedback.

**Highlights:** Real-time LiDAR distance data, Depth of field visualization, Custom lens profiles, Focus scale modes, Marker-based focus assistance, Haptic feedback

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ARRI ECS free?

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

### Is LidarAC free?

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

### Do ARRI ECS or LidarAC have ads?

Neither ARRI ECS nor LidarAC shows ads.

### Which is updated more often, ARRI ECS or LidarAC?

ARRI ECS ships an update every 14 months, and LidarAC every 11 days. Most recently, ARRI ECS was updated on September 19, 2026 and LidarAC on October 28, 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.*