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View and Diff CSV Files in a Spreadsheet

100% browser-basedFiles never leave your deviceFree & unlimited

Open a CSV file and view it as a sortable, searchable table. Open a second CSV to compare them side by side and see what changed.

Much easier than opening a raw CSV in a text editor. Use it for quick data inspection, finding differences between data exports, or previewing a CSV before importing it somewhere.

Drop a CSV file here or click to browse

CSV, TSV, or delimited text files

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Frequently Asked Questions — CSV Viewer & Diff

Yes. Click column headers to sort. The table is interactive and scrollable.

Upload two CSV files and the tool highlights rows and cells that differ between them. Great for comparing exports.

Yes. Files with thousands of rows work fine. Very large files (100K+ rows) may take a moment to render.