Notchd - Verify Photos
Photo Verification
About
This app provides a verifiable record of photos by creating a permanent, publicly accessible fingerprint on a blockchain. It ensures that images have not been altered since they were captured, offering proof of file integrity.
What's New in Notchd
1.0
July 31, 2026
FAQ
What is Notchd used for?
Notchd is used to create a verifiable record of photos, proving their integrity and that they haven't been altered since capture. It's ideal for journalists, creators, and insurers who need to demonstrate a photo's authenticity.
How does Notchd verify photos?
When a photo is captured in Notchd, it is fingerprinted using a SHA-256 hash recorded on the Polygon blockchain. This creates a permanent, publicly checkable record of the file's existence and state at that exact moment.
Is Notchd free to use?
Yes, Notchd is available for free. The app does not have any in-app purchases or ads, making its verification services accessible without cost.
Can I see if a photo has been edited with Notchd?
Notchd verifies file integrity, meaning it proves a photo is byte-for-byte unchanged since registration. If even a single pixel is altered, the fingerprint will no longer match, indicating a tamper-evident change.
What devices does Notchd support?
Notchd is currently supported on iPhone and iPod devices. The app is designed for mobile use on these platforms.
How often is Notchd updated?
Notchd was last updated on July 31, 2026, with version 1.0. This indicates it is a relatively new application, and updates will likely follow as development progresses.
What is the age rating for Notchd?
Notchd has an age rating of 12+. This suggests that the content and features are considered appropriate for users aged 12 and above.
Does Notchd have ads?
No, Notchd does not contain advertisements. The app is completely free and ad-free, ensuring a seamless user experience focused solely on photo verification.