Local-only visual explainer · nothing leaves this tab
A workbench for one screenshot 📸
A synthetic demo screen is loaded. Pick a tool below, then tap the image to spotlight, drag to redact, or tap to drop a numbered callout. Export a real PNG when done.
Tap a tool, then tap the demo screenshot.
Selected callout
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Crop & fit
1.0×
50
50
Frame
Options
22
62
Redaction blocks are painted as solid opaque pixels — they stay opaque in the exported PNG.