PixelSniff
PixelSniff: free AI image detector that tells you if a photo is AI-generated — no sign-up, results in seconds.
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What is PixelSniff?
PixelSniff is a free, no-sign-up web tool that analyzes uploaded images to estimate the likelihood they were AI-generated. It runs multiple detection engines to check for generation artifacts, noise patterns, and metadata, returning a 0–100% AI likelihood score, and targets users wanting to spot AI images, deepfakes, and AI-edited photos.
PixelSniff pricing
Pricing model: Freemium
Free, no sign-up required
PixelSniff pros
- Free with no sign-up required
- Multi-model analysis using several detection engines
- Supports JPG, PNG, WebP, and HEIC files up to 10MB (50MB per drop zone text)
- Detects outputs from Midjourney, DALL·E, Stable Diffusion, Flux, Gemini, plus deepfakes and AI-edited photos
- Private by default — images only used for the check
PixelSniff cons
- Accuracy is not guaranteed; AI detection is probabilistic
- No pricing or advanced paid tiers described; unclear usage limits
- Queue/wait times can occur for processing
- FAQ answers not visible, leaving details like accuracy and limits unclear
Frequently asked questions about PixelSniff
How does the AI image detector work?
Multiple detection engines analyze the image for generation artifacts, noise patterns, and metadata, then combine results into a single AI likelihood score.
Which image formats are supported?
JPG, PNG, WebP, and HEIC images up to 10MB (the drop zone mentions up to 50MB).
Is the AI photo checker free?
Yes, it is free and requires no sign-up.
Are my uploaded images kept private?
Yes — images are only used to run the check and nothing is made public unless you share the result yourself.