# ARRI ECS vs BLACKSLATE7

The clearest difference is update cadence: BLACKSLATE7 at every 3 months against ARRI ECS's every 14 months. 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, BLACKSLATE7 every 3 months. The most recent releases landed on September 19, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ARRI ECS | BLACKSLATE7 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.7 (6 ratings)](https://appshunter.io/ios/app/blackslate7/id6443485693/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 23 MB | 19 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ARRI Group](https://appshunter.io/developer/733009342) | [Lummico Sp. z o.o.](https://appshunter.io/developer/1645077423) |

## 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


### BLACKSLATE7

[App page](https://appshunter.io/ios/app/blackslate7/id6443485693)

This app transforms your smartphone into a programmable clapperboard for film and TV production. Easily load custom images or pre-set templates onto a compatible physical slate using NFC technology. Adjust image contrast and create grayscale effects for optimal visual output.

**Highlights:** Program images onto physical slate via NFC, Load pre-set SLATE templates, Create custom clapperboard images, Crop, scale, and rotate images, Adjust black/white threshold for contrast, Unique dithering control for grayscale simulation

**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 BLACKSLATE7 free?

BLACKSLATE7 is free to download, with no in-app purchases.

### Do ARRI ECS or BLACKSLATE7 have ads?

Neither ARRI ECS nor BLACKSLATE7 shows ads.

### Which is updated more often, ARRI ECS or BLACKSLATE7?

ARRI ECS ships an update every 14 months, and BLACKSLATE7 every 3 months. Most recently, ARRI ECS was updated on September 19, 2026 and BLACKSLATE7 on October 10, 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.*