while we take care of your subscription management.
Mobile
SDK by Qonversion.
vs. average for the Photo & Video category, $, by region
Build, analyze, and grow in-app subscriptions
portra 400 is wrong. Its based off the correct chart, but the math is really incorrect. I would be wary of trying to use anything else on this app if the calculations off a basic chart are this off. Theres another app that has the correct calculations, but not this one!
Does exactly what it says it does. Very easy to use.
Select your film stock, input your measured exposure, and voila! The corrected exposure will be calculated! The application is published under an open-source GPLv3 License.