diffli — Compare Spreadsheets, Text & XML

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Drop files here

Drop first file (Old), then second (New)

Drop two Excel or CSV files to compare side-by-side. All processing happens in your browser — no data is uploaded anywhere.

Old File No file selected

Load a file or paste data to begin

Click ☆ KEY column · Click — HDR row

Load a file or paste data to begin

Click ☆ KEY column · Click — HDR row

Load both files, then click Compare (Ctrl+Enter)

Paste or load text files to compare. All processing in your browser — no upload.

Ignore line breaks Character diff

Ctrl+Enter

Paste or load XML files to compare semantically. All processing in your browser — no upload.

Ignore element/attribute order Ignore namespace prefixes Key attribute: