Light Meter - Lite

Contains adsIn-app purchases
4.3
4.63K reviews
1M+
Downloads
Content rating
PEGI 3
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About this app

A reflected light meter with spot metering (using the device's camera) and an incident light meter (using the device's light sensor) in one app. Tested accurate against Gossen and Sekonic meters on most devices.

Can be used for any type of camera from film SLR to pinhole to cinematographic.

In addition to the two meters, the app includes a Color Temperature (White Balance) meter, a Reciprocity Calculator, an Exposure Convert, a Manual (Sunny Sixteen) calculator, a Depth of Field calculator, and an EXIF Reader.
Updated on
Nov 21, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location, App activity and 2 others
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.3
4.59K reviews
As An
October 6, 2025
Have been using the app for like a year or so. I like it overall, but if you go to camera meter and zoom in your camera to the highest, the app freezes and shows an error. So I keep having the app freezes for a mins or so. The same problem keeps happening, and restarting doesn't seem to work. It just gets pretty annoying when you're taking pictures using film. I need to be able to take my picture in a faster time span than 5 mins
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Cezary Żemis
August 5, 2025
I've been using this app for a long time. Comprehensive design, easy to use. But it misses some features: * non-linear calibration; many phones require different adjustment for low, mid and high values * 1/2 and/or 1/3 EV steps for filters up to 4 steps (ND16); there are colour filters that require more precise adjustment * possibility to add custom films to reciprocity calculator * support for even lower ISO. I suggest: 0.2, 0.3, 0.5, 0.7, 1 (already there), 1.5
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WBPhoto
August 6, 2025
Hello! You can add custom ISOs in the custom values section. They are rounded to the nearest 1/10th (0.1), let me know if you need more granularity than that. I'll take a look at the other requests, thanks for the ideas!
Phil T
October 2, 2025
I tried this on a Google pixel and it is not accurate. I tested it against 4 professional cameras, different manufacturers and lenses but all set to 50mm f5.6 at 200 iso. they all gave a shutter speed of about 1/30, but this app on a pixel suggested 1/8. I tested a few times and the results were similar. I guess it doesn't work on a pixel.
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What’s new

* Add Flash Guide Number calculator
* Bug Fixes