Trail Camera Scanning — Detect Animal Activity Windows in Video

Price	100% free, no sign-up
Input	Trail cam / wildlife cam clips
Output	Activity windows + thumbnails
Processing	Runs locally in your browser — no upload

What is Trail Camera Scanning?

A week on a trail camera yields hours of leaves moving and one minute of the fox you actually wanted. The scanner filters exactly that: it samples the recording, scores frame-to-frame change, and lists the windows where something moved, with a thumbnail of the peak moment. Wind-blown vegetation is the classic false positive — it produces constant low-level change, which is what the sensitivity control is for. Set it to Low so only substantial movement registers, then review the windows over coffee instead of watching the whole card.

Common Uses for Trail Camera Scanning

Find animal passages in a week of trail cam video
Check a backyard wildlife cam for nightly visitors
Log timestamps of sightings for a survey or hobby project
Export peak-frame stills of each animal visit

Frequently Asked Questions

Wind keeps triggering windows — what do I do?

Drop sensitivity to Low: vegetation shimmer produces small changes, animals produce large ones. If the problem persists, scan in shorter stretches and visually confirm each window's thumbnail before exporting anything.

Night footage with IR — does it work?

Yes. The diff-based scoring works on any grayscale-compatible image, and IR footage is essentially monochrome. Noisy high-gain night modes may need Low sensitivity to ignore sensor grain.

Can it tell species apart?

No — it finds movement, not identity. Use the windows it reports, then jump and identify visually. That two-step is still orders of magnitude faster than watching everything.