Mean stacking a handheld burst of moving water simulates an ND long exposure and reduces noise; median stacking removes people walking through a scene. Use a tripod and identical framing for best results.
Runs entirely in your browser — your photos never leave your device.
Drop photos here
or click to choose several files · paste works too · nothing is uploaded
or click to choose several files · paste works too · nothing is uploaded
FAQ
How many frames do I need?
5–10 for noise reduction, 10–20 for removing people, 20+ for a smooth long-exposure look.
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