Light Meter - FilmBox

Rangefinder, DOF & Flash

Only for iPhone

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

FilmBox Toolkit Clarity before you press the shutter. Know your exposure, distance, depth of field, and flash settings — before the shot is taken. No filters. No simulation. Built for real film photography. From metering to focus — a complete film workflow: -Light Meter Quickly evaluate ambient light and avoid exposure mistakes. -Zone metering Based on zone exposure theory, the entire zone metering process is visualized. -Flash Calculator (GN) Set flash power accurately, even without TTL. -Reciprocity Failure Compensation Built-in film profiles for long exposures. -Distance Meter (LiDAR) Reliable distance estimation for manual focus cameras. -Depth of Field Calculator Predict focus range before taking the shot. -Gear Library Keep track of your films, flashes, and preferred settings. Designed for simplicity and precision. FilmBox helps you get the perfect shot every time. Features & Pricing FilmBox Toolkit is free to download. All users have access to essential tools for everyday film shooting. For higher precision and confidence on location, upgrade to FilmBox Pro (one-time purchase). Free features: Light Meter (basic mode) Distance Meter (basic mode) Flash Calculator Depth of Field Calculator Reciprocity Failure Compensation Full Gear Library FilmBox Pro unlocks: Dual-Mode Professional Metering SDR Mode: Available on all supported iPhones Apple Log Mode: 10-bit high dynamic range metering (Pro models only) LiDAR Distance Meter:Designed for zone focusing and precise distance estimation Spot metering: The complete continuous spot metering experience FilmBox Pro is built for photographers who demand accuracy. Hardware Requirements: To ensure professional accuracy, Pro features utilize specific device sensors: • Spot Meter Compatibility: Standard SDR Mode: Works on all iPhones running iOS 17 or later. Apple Log Mode: Exclusively requires iPhone 15 Pro/Pro Max iPhone 16 Pro/Pro Max or iPhone 17 Pro/Pro Max. (The app automatically selects the best available mode for your device.) • LiDAR Rangefinder:Requires an iPhone with a LiDAR Scanner. Spot metering: The complete continuous spot metering experience Compatible models: iPhone 12 Pro/Max, 13 Pro/Max, 14 Pro/Max, 15 Pro/Max,16 Pro/Max, and 17Pro/Max. (Note: Standard iPhone models and older Pro models can still use all Free Features perfectly.) Privacy Policy:https://www.filmboxtoolkit.com/privacy.html We strictly respect your privacy. All calculations (Light Meter, Depth of Field, etc.) are performed locally on your device. We do not collect or upload your personal data. Terms of Use:https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ This app is subject to the standard Apple End User License Agreement (EULA).

  • 4.0
    out of 5
    3 Ratings

Fixed a bug affecting partial metering on certain iOS versions.

The developer, 卓 朱, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Seller
    • 卓 朱
    Size
    • 30.1 MB
    Category
    • Photo & Video
    Compatibility
    Requires iOS 16.6 or later.
    • iPhone
      Requires iOS 16.6 or later.
    • Mac
      Requires macOS 13.5 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    English and 5 more
    • English, Italian, Japanese, Korean, Simplified Chinese, Traditional Chinese
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © 2025 Zhuo Zhu