AI · alternatives · 2026

24 alternatives to Authenti

Hardware proof that photos are real

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1
authentiGPT▲121
Verify and certify contents generated by human, AI or both
2024 · authentiai.com · its alternatives →
2
Authenteq 2.0▲70
Automated identity verification in under 45 seconds
2020 · its alternatives →
3
Authentiq▲157
Strong authentication, without the passwords
2017 · its alternatives →
4
Authentk – Verify real people with cryptographically signed, time-stamped selfies
Authentk lets you prove a photo is genuinely you, taken now, and unedited. The app signs selfies with a real-time cryptographic challenge and embeds a watermark, timestamp, and a scannable verification code so anyone can confirm authenticity without installing an app. Use it befo
21d ago · authentk.com · its alternatives →
5
Anonymous Camera▲170
Anonymize photos and videos in real time, locally on device
2020 · playgroundai.com · its alternatives →
6
TruePic▲95
Image and video authenticity certification
2017 · truepic.com · its alternatives →
7
TruthPix▲53
GenAI pics flagged on-device
2024 · apps.apple.com · its alternatives →
8
Realify▲108
Share verified, AI proof photos and videos
2024 · realify.io · its alternatives →
9
PhotoProof AI▲4
Know whether an image can be trusted
Jun 2026 · photoproof.co · its alternatives →
10
OriginSign▲11
Sign your content. Prove it’s yours.
Dec 2025 · originsign.com · its alternatives →
11
RealEye▲7
Verify the authenticity of any photo, video or recordings
2025 · its alternatives →
12
Proof.ink▲100
Proven immutable data stored on the Steem blockchain
2019 · proof.ink · its alternatives →
13
ProofMi▲2
Photos you can prove are real
Jan 2026 · proofmi.xyz · its alternatives →
14
Blocknify▲71
Sign sensitive documents without sacrificing your privacy.
2018 · its alternatives →
15
Authenteq▲78
User-owned and controlled blockchain-based online ID
2019 · its alternatives →
16
Amber Video▲79
Video authentication to combat deepfakes
2019 · its alternatives →
17
TrueSign▲1
The Anti-AI Camera. Hardware-backed proof of reality.
Dec 2025 · truesign-web.vercel.app · its alternatives →
18
Proof.show▲1
A camera that generates proof your photo is real
Mar 2026 · proof.show · its alternatives →
19
RealStamp▲4
Prove a human made it — cryptographic provenance, live.
Jun 2026 · realstamp.app · its alternatives →
20FO
Fake or real? Try our AI image detector▲22
Hey HN! We're Ayman and Dylan, co-founders of Nuanced (https://www.nuanced.dev/). We want to share a tool we’re working on to detect fake and real images: https://trial.nuanced.dev/demo/. The UI is bare-bones but you’ll get the idea. Drag or upload an image and our tool will display the probabilities with which it thinks that the image might be AI-generated or not. If you want, you can click “No, it’s AI” to confirm that the image was AI-generated, or “No, it’s real” to confirm that the image was not AI-generated. Why we’re working on this: as AI-generated…
2024 · trial.nuanced.dev · its alternatives →
21
Authentify▲4
Legal proof you made your music - before anyone can claim it
Apr 2026 · authentify-music.com · its alternatives →
22
HashCam▲8
AI can fake content. HashCam proves what’s real.
Mar 2026 · hashcam.io · its alternatives →
23
Image Sign ▲12
Secure your digital images with cryptographic signatures
2025 · its alternatives →
24
AI Image Detector - ImgDetect▲27
Detect AI-generated images in seconds!
2025 · apps.apple.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →