📑 Contract Photo & Cross-Page Seal
Upload Contract → Correct Perspective → Upload Seal → Preview → Export PDF/ZIP
Click / Tap to Select Images or drag & drop here
Supports JPG / PNG / WebP. Multi-select and paste supported.
Seal Preview
Page by Page
Each page shows a slice of the seal. Stack them sequentially to form the full seal.
Overlay Check Check
Overlaying all slices should reconstruct the original seal perfectly.
Correct Perspective (Drag corners)
Drag the four dots to the corners of the paper to flatten perspective distortion.