ProofMode: Verified Visuals

3.8
69 reviews
10K+
Downloads
Content rating
Everyone
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About this app

We believe in a future, where every camera will have a “Proof Mode” that can be enabled and every viewer an ability to verify-then-trust what they are seeing.

ProofMode is a system that enables authentication and verification of multimedia content, particularly captured on a smartphone, from point of capture at the source to viewing by a recipient. It utilizes enhanced sensor-driven metadata, hardware fingerprinting, cryptographic signing, and third-party notaries to enable a pseudonymous, decentralized approach to the need for chain-of-custody and “proof” by both activists and everyday people alike.

ProofMode supports the Coalition for Content Provenance and Authentication (C2PA) standard, Content Credentials and the Content Authenticity Initiative.

How can I use ProofMode today?
ProofMode is ready to use and publicly available as production mobile apps, desktop tools, developer libraries and verification processes. We also provide training and support for the use of resilient decentralized storage technology through our PRESERVE Process.
Updated on
Feb 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, Photos and videos and 3 others
Data is encrypted in transit

Ratings and reviews

3.9
67 reviews
Trevor Elliott
March 3, 2022
Doesn't work at all, but looks nice. I've had it on my phone for months and months, but it's never been able to generate any proofs. Share pic, no proof exists, press generate proof, press basic or robust (didn't matter), spins for over 30min and still nothing. I've tried multiple times over the past several months with different pictures and everything. Kept it on the phone hoping an update would eventually make it work, but nope. S20 Ultra, Android 11 & tried on newest update of Android 12.
4 people found this review helpful
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Guardian Project: Apps You Can Trust
January 16, 2024
We've just pushed out a major new update, with many improvements. We have also tested more extensively on Samsung Galaxy devices. I hope you can give it a shot and try it out again.
Roger Sherman
November 23, 2021
Easy to use and no ad.s. "Visuals" ha-ha, two stars for the concept attempt (it almost gives the public AmericA bar association worthy camera evidence - something like this could make Calif. Prop. 65 a realLaw) . It is really where it needs to be: unfunctional (it sits in the background without generating proof until expostfacto tapped) - whilst Manual Camera app reports camera2 NO raw data camera support.
2 people found this review helpful
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Gabriel
January 8, 2023
The app works, but I would like it to work with any file type (at least audio). Canging the file extension seems to work as a workaround, though.
1 person found this review helpful
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Guardian Project: Apps You Can Trust
January 16, 2024
Thank you for your feedback. We are working on such a feature, but also trying to keep our app simple. We may release a separate ProofAudio app as well.

What’s new

ProofMode 2.5 RC 1 includes several improvements and fixes:
- Added a video recorder timer display.
- Fixed a crash related to screen rotation.
- Added new and updated language support.