GreenCheckmark

GreenCheckmark

Create verifiable videos

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Free

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Details

Released
February 1, 2026
Updated
October 17, 2026

Features

GreenCheckmark screenshot #1 for iPhone
GreenCheckmark screenshot #2 for iPhone
GreenCheckmark screenshot #3 for iPhone
iphone
ipad
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About

GreenCheckmark is a special camera app for recording important footage. It signs every photo and video using the C2PA specifications created by Adobe, BBC, Google, Microsoft and others. 1) Just like a signed PDF file, viewers can independently confirm that what you shared came directly from a camera and has not been altered since capture 2) Sign In With Apple can be used to add creator attribution 3) c2paviewer.com is a convenient way to check that a photo has not been modified since it was signed 4) A built-in Share extension is also included to verify photos/videos from other apps This is a community project developed by Evergreen Labs, a non-profit organization registered in Canada. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://green-checkmark.org
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What's New in GreenCheckmark

2.11.9

October 17, 2026

Improved reliability when signing and saving photos and videos. Enhanced network resilience and error reporting for trusted capture timestamps.

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