ARRI ECS vs OktoStream
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
ARRI ECS
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The βECS Syncβ iPhone app functions as a direct communication platform between ARRI and users of ARRIβs Electronic Control System (ECS). Adaptable to any camera and any lens, ARRI ECS tools include wireless hand units and digital controllers, intelligent lens motors, and distance measurers. With the ECS Sync app, users can receive up-to-the-minute software updates, news, and answers to frequently asked questions relevant to these products. In addition, the ECS Sync app enables Bluetooth file sharing between ECS devices and the app via the new Hi-5 hand unit, without the need of a bulky laptop on set. Software versions can be synchronized, and transferred from the app to the connected devices. Lens files and user settings can be archived in the app, or forwarded on, including to the userβs Google Drive or Drop Box. Lens files can also be displayed graphically, contributing to the appβs usefulness as a portable and intuitive filmmaking tool. Features: β’ Save and load lens tables and user setup files to/from the Hi-5 hand unit via Bluetooth β’ Create a personalized lens data archive in the ECS Sync app β’ Update the Hi-5 hand unit and connected LBUS devices via the app β’ Get the latest news about ARRI ECS products β’ Distribute lens tables and user setup files from the app via email, WhatsApp, Dropbox, Google Drive and more
OktoStream
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OktoStream helps production teams monitor LiveKit video streams, record takes, and organize playback during shoots. Connect to internet or local LiveKit servers, switch between enabled camera channels, add slate details such as scene, shot, take, notes, and tags, then record and review clips directly on your device. Recorded videos can be filtered by channel, scene, date, and tags, making it easier to find the right take quickly. Key features: LiveKit stream monitoring Internet and local server profiles Multi-channel camera setup Slate metadata for scene, shot, take, notes, and tags On-device recording and playback Tag-based video filtering Individual video sharing and deletion Timecode overlay support Developer diagnostics mode OktoStream is designed for crews who need a focused, production-ready tool for live monitoring and quick take review.
Screenshots
Verdict
The clearest difference is update cadence: OktoStream at weekly against ARRI ECS's every 14 months. ARRI ECS's advantage is iOS requirement (15.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
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, OktoStream weekly. The most recent releases landed on September 19, 2026 and October 25, 2026 respectively.
| Parameter | ARRI ECS | OktoStream |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 14 months | Weekly β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 β better | 26.0 |
| Further details β not scored | ||
| Size | 23 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | ARRI Group | OKTOTEK TEKNOLOJI ANONIM SIRKETI |
In-app purchases
ARRI ECS
No in-app purchases
OktoStream
No in-app purchases









