Comparison

Teradek RT vs Light Widow

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Teradek RT

Configure and control Teradek RT wireless lens control systems from your smartphone. Adjust motor settings, map lenses, and even control camera run/stop for supported cameras. Access device information and troubleshoot issues.

Highlights
  • Configure RT controller, receiver, and motors
  • Control camera run/stop
  • View device info and firmware
  • Set wireless channel and power
  • Create and manage lens maps
  • Adjust motor response and orientation
  • Virtual slider for focus, iris, zoom
Features
Read full description

Configure every parameter of your Teradek RT controller, receiver and motors all from the convenience of your smartphone. The Teradek RT app gives you full access to settings and features found in your RT devices so you can make adjustments quickly and effortlessly. Get the app to access everything Teradek RT has to offer. REC - Control run/stop on RED, ARRI, Sony, and other supported cameras directly through the App. Device Info - Check serial numbers, firmware versions and product types for every connected device. Device Settings - Configure every parameter of your MDR, including the wireless channel, power, camera type, and axis (focus/iris/zoom) of each connected motor. Inputs 1/2 Mode: Select the controller type(s) connected to the MDR. Only used for wired controllers. Axis: Select the axis of this controller. Motor 1/2/3 Class: Select the role for each individual motor (FIZ). Response: Adjust the response rate of each motor. Choose between Normal, Slow, Fast, and Auto. Motor Orientation Flipped: For setups where the gear is installed on the opposite side, this feature switches motor control to the corresponding side. Lens Mapping - Create lens maps and share them with the CTRL.3 controller.* Choose the lens manufacturer, name, and axis (focus/iris/zoom) and use the App’s virtual knob to configure your lens maps. Synchronize Lens Maps with the Cloud: store lens maps in the cloud where they can be accessed at any time from anywhere with an internet connection.** Depth of Field Settings: adjust circle of confusion to achieve a sharper depth of field. * Lens map sharing coming soon. ** Cloud storage coming soon. Support - Use the Teradek RT Help Center for troubleshooting, or report errors directly to Teradek. Motor Control - Adjust focus, iris and zoom directly through the virtual slider. Perfect for configuration and testing where accuracy isn’t necessary.

About

Light Widow

This application enables connection to specific hardware products for programming filters and customizing their appearance. It offers a streamlined interface for managing the look and feel of supported devices.

Highlights
  • Connect to FRS-Light, CineTag, ARRI LMB4x5
  • Program filters
  • Customize product look and feel
  • Streamlined interface
Features
Read full description

The Light Widow app allows you connect to a Light Widow product such as an FRS-Light, CineTag, or ARRI LMB4x5 Upgrade Kit. This app allows you to program filters and customize the look and feel of the product.

Screenshots

Teradek RT4 screens
Light Widow4 screens

Verdict

The call

The clearest difference is rating: Light Widow at 4.7 against Teradek RT's 2.8. Light Widow also leads on update cadence (every 2 months vs every 11 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

Light Widow holds the better App Store score, 4.7 against 2.8. Both are backed by a comparable volume of ratings — 5 and 3 respectively.

UpkeepUpdate frequency

Teradek RT ships an update every 11 months, Light Widow every 2 months. The most recent releases landed on June 1, 2026 and September 17, 2026 respectively.

Scorecard2 real differences · 8 level
Teradek RT versus Light Widow: the parameters behind the verdict, then further details
ParameterTeradek RTLight Widow
PriceFreeFree
Rating2.8 (5 ratings)4.7 (3 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings5 — better3
Update frequencyEvery 11 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.414.7 — better
Further details — not scored
Size19 MB40 MB
Age rating4+4+
DeveloperTeradekLight Widow LLC

Customer experience

Teradek RT

All ratings5 ratings
Positive40.0%
Neutral0.0%
Negative60.0%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Light Widow

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Teradek RT

No in-app purchases

None

Light Widow

No in-app purchases

Questions

Is Teradek RT free?
Teradek RT is free to download, with no in-app purchases.
Is Light Widow free?
Light Widow is free to download, with no in-app purchases.
Which has better reviews, Teradek RT or Light Widow?
Light Widow is rated higher. Teradek RT averages 2.8 out of 5 from 5 ratings, while Light Widow averages 4.7 from 3 ratings.
Do Teradek RT or Light Widow have ads?
Neither Teradek RT nor Light Widow shows ads.
Which is updated more often, Teradek RT or Light Widow?
Teradek RT ships an update every 11 months, and Light Widow every 2 months. Most recently, Teradek RT was updated on June 1, 2026 and Light Widow on September 17, 2026.

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