Lumu Light Meter

Pro color and flash meter

Free · In-App Purchases

The light metering tool for every great image maker. Use the standalone app as a reflective light meter or use it in combination with Lumu Power hardware for professional Flash and Color Temperature measurements. Lumu Power is an easy-to-use digital incident color and light meter that works seamlessly with the free Lumu app to deliver Color Temperature, Illuminance, Spot, Ambient, and Flash Exposure metering functionality on your iPhone. A new expression of what a light meter can be, Lumu meets the needs of enthusiasts, professionals, and students who find existing light metering solutions too bulky, expensive, and complicated. “The Lumu Power is without any doubt the most full featured light meter I have ever owned. It’s tiny, it weighs hardly anything, it manages to offer a feature set that expands way beyond what most will ever need from such a device.” - www.35mmc.com Key features: - SPOT METERING: Use your phone’s camera as a reflective light meter. With Lumu Power: - PHOTO SINGLE mode: Giving you exact parameters: exposure time, f-number, ISO, EV, lux. - PHOTO MULTI mode: Calculating average value or contrast between multiple measurements. - PHOTO PINHOLE mode: Measuring exposure time for custom pinhole camera settings. - CINE/VIDEO mode: Set FPS, F-number, exposure time and ISO. Get the values for the ambiental light. - FLASH EXPOSURE: See the graph of flash duration, measure its intensity. - COLOR TEMPERATURE: Read light Color temperature in Kelvin and Green/Magenta shift. - CHROMATICITY: See light colour in CIE1931 diagram and get X,Y,Z coordinates. - ILLUMINANCE mode: showing incident light level in lux / foot-candle values. - NOTES: Store all your measurements together with geo-location, custom notes and your photo in one place. + ND FILTERS, EXPOSURE COMPENSATION and more… Visit http://lu.mu/ to learn more.

  • 5.0
    out of 5
    2 Ratings

Hey Lumunauts, Thanks for using Lumu Light Meter! This is just a quick update that fixes a crash when using the app on iOS 12. As always, any feedback, suggestions or advice can be sent directly to support@lu.mu.

The developer, Lumu d.o.o., 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 Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data

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

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

Size
  • 54.7 MB
Category
  • Photo & Video
Compatibility
Requires iOS 12.0 or later.
  • iPhone
    Requires iOS 12.0 or later.
  • iPad
    Requires iPadOS 12.0 or later.
  • iPod touch
    Requires iOS 12.0 or later.
Languages
English and 6 more
  • English, Arabic, French, German, Japanese, Norwegian Bokmål, Swedish
Age Rating
4+
In-App Purchases
Yes
  • Lite to Power Upgrade 79,99 €
  • Lite to Pro Upgrade 299,99 €
  • Power to Pro Upgrade 249,99 €
Provider
Lumu d.o.o.
  • Lumu d.o.o. has identified itself as a trader for this app and confirmed that this product or service complies with European Union law.
  • DUNS Number
    520179871
  • Address
    Gallusovo nabrežje 39
    1000 Ljubljana
    Slovenia
  • Phone Number
    +386 41536546
  • Email
    su@lu.mu
Copyright
  • © 2022 Lumulabs