Illuminati Meter vs Westcott
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Illuminati Meter
This app connects to a wireless light and color meter via Bluetooth, displaying exposure, color temperature, and other light data on your smartphone. It helps photographers and videographers set accurate exposure and white balance for various camera types and lighting conditions.
- Bluetooth connectivity to IM100 meter
- Displays exposure and color temperature
- Supports still and video camera settings
- Color filter libraries for gel selection
- Strobe lighting metering
- Monitors multiple light sources
- Reports illuminance and chromaticity
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The Illuminati Meter app uses your phone’s Bluetooth radio to connect to your Illuminati Instruments IM100 meter. The app gets readings from the meter and displays the correct exposure, color temperature, and other light-related data on your smartphone. Use the readings from the app to enter exposure and white balance information into your mirrorless, DSLR. or digital cinema camera. The app also reports illuminance (in lux) and CIE xy chromaticity data. The Illuminati Instruments’ model IM100 wireless light and color meter for your smartphone is the first light meter of its kind and can be used with a wide variety of lighting types, including: daylight, ambient, fluorescent, LED, strobe, HMI and others. Whether you are creating moving images or still, the Illuminati Meter and App will give you the information you need to characterize the lighting in your scene for consistent exposure and color accuracy. Consistent, accurate information is the key to productivity on the set and later in post production. The Illuminati Meter App is used with your Illuminati IM100 Meter and supports all these features – and more: EXPOSURE settings for both STILL (ISO, F-stops, Shutter speed) and VIDEO (ISO, T-stops, Shutter Angle, and Frame Rate) to set your camera’s exposure information COLOR TEMPERATURE in Kelvin, including green-magenta shift to help you set your camera’s white balance COLOR FILTER LIBRARIES for Lee and Rosco to help you select gels to color correct your lights STROBE lighting support for EXPOSURE, COLOR TEMPERATURE, and STROBE-TO-AMBIENT ratio uses the meter’s built-in strobe metering circuit - no cable required App supports connecting MULTIPLE IM100 METERS to monitor multiple light sources simultaneously ALARM function lets you know when the brightness or color temperature has changed Continuously MONITOR AMBIENT light at an interval you set TRIGGER meter readings from the app or by pressing the meter’s power button STROBE triggering using the sync cord from your flash CHROMATICITY (x, y coordinates) and ILLUMINANCE (lux) DISTANCE from smartphone to the meter: up to 80 feet NOTIFICATIONS for your Smartwatch Visit www.illuminatiinstruments.com for more information.
Westcott
Control compatible Westcott lights and triggers wirelessly from your mobile device. Adjust settings, manage groups, and save custom lighting scenes for a faster workflow. Keep your connected products updated with over-the-air firmware updates.
- Remote control of FJ Speedlights and Strobes
- Adjust L-Series COBs and Ice Light 3 settings
- Manage groups and channels
- Create and save custom lighting scenes
- Over-the-air firmware updates
- Bluetooth connectivity
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Supported Devices: • FJ-X3 Wireless Trigger (for controlling FJ Wireless lights) • FJ-X2 Wireless Trigger (for controlling FJ Wireless lights) • Ice Light 3 • L120-B COB • L60-B COB Take Full Control from the Palm of Your Hand Connect your mobile device to your favorite Westcott lights and triggers for fast and reliable control. Control Your FJ Speedlights and Strobes Link the FJ-X3 and FJ-X2 Wireless Triggers to the app for remote control of your compatible speedlights and strobes. Supported models include FJ80, FJ80 II, FJ80-SE, FJ200, FJ400, FJ400 II, and FJ800. Manage groups, channels, output settings, and more from your mobile device for faster workflow on set. [Note: FJ-T1 Wireless Trigger is not Bluetooth® compatible.] Endless Creative Control for L-Series COBs & Ice Light 3 Complete control of your L-Series COBs and Ice Light 3: adjust light output, switch modes, activate FX, and fine-tune FX frequency with quick, reliable Bluetooth control. Create and Save Custom Scenes You can store up to 99 custom lighting scenes that recall your favorite setups in seconds. Scenes work with both L-Series COBs and FJ strobes and speedlights. Stay Ready for Your Next Shoot Keep your connected products up to date for the best performance. The app supports OTA firmware updates for the Ice Light 3, L120-B COB, and L60-B COB. Note: Reference the Westcott device manual for compatibility. To ensure optimal performance, keep all software and firmware up to date across all connected devices, including cameras, Westcott FJ & L-Series devices, mobile devices, and the Westcott StudioLink app. Instructional FAQ Link: https://help.fjwestcott.com/en-US/using-the-westcott-studio-link-app Disclaimer: The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc., and any use of such marks by F.J. Westcott Co. is under license. Other trademarks and trade names are those of their respective owners. Westcott is a brand of F.J. Westcott Co. in the U.S.A. ® and ™ designate trademarks of F.J. Westcott Co. All other trademarks are the property of their respective owners. © F.J. Westcott Co. All rights reserved.
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Verdict
The clearest difference is rating: Illuminati Meter at 3.4 against Westcott's 2.9. Illuminati Meter also leads on update cadence (every 3 months vs every 6 months) and iOS requirement (10.0 vs 15.6). On price, review sentiment, ratings volume and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Illuminati Meter holds the better App Store score, 3.4 against 2.9. Both are backed by a comparable volume of ratings — 15 and 19 respectively. Written reviews complicate that: 38% of Illuminati Meter's written reviews are positive against 42% of Westcott's, so the app with the better star average is not the one people write more warmly about.
Illuminati Meter ships an update every 3 months, Westcott every 6 months. The most recent releases landed on November 5, 2026 and November 3, 2026 respectively.
| Parameter | Illuminati Meter | Westcott |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (15 ratings) — better | 2.9 (19 ratings) |
| Positive reviews | 37.5% of reviews | 41.7% of reviews — better |
| Number of ratings | 15 | 19 — better |
| Update frequency | Every 3 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 10.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 29 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Datacolor Inc. | F. J. Westcott Co. |
Customer experience
Illuminati Meter
Westcott
In-app purchases
Illuminati Meter
No in-app purchases
Westcott
No in-app purchases
Questions
Is Illuminati Meter free?
Is Westcott free?
Which has better reviews, Illuminati Meter or Westcott?
Do Illuminati Meter or Westcott have ads?
Which is updated more often, Illuminati Meter or Westcott?
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