Advanced Table Editor

Edit data, manage structure, search instantly, and export as XLSX or CSV — offline and free

Upload

Drop XLSX here or click to select

Local-first: files never leave your device

Edit Controls

Type A1 reference or click a cell in the table

Use these helpers to copy or auto-fill the current selection.

Find in sheet

Enter a keyword to highlight cells

Search runs locally. Use Enter to jump to the next match.

Column statistics

Selection
Count
Sum
Average
Min
Max

Shift+click or Shift+arrow to select a range. Stats update instantly.