Sanye Hub

CSV to Excel — Tutorial

Use CSV to Excel to batch-convert CSV files to .xlsx in the browser…

CSV to Excel: Convert Spreadsheets Locally in Your Browser

Features

  • Click or drag to upload .csv (max 2MB each, multiple files).
  • Auto serial conversion to standard .xlsx.
  • Task list shows waiting / converting / size-change ratio / failed; successful rows can download.
  • Convert & Download packs successful workbooks into a ZIP (failed items excluded).

Use cases

  • Turn system-exported CSV into Excel for filtering and formatting.

FAQ

What limitations should I know?

Only .csv; max 2MB per file; up to 10 in the list.

When might it fail?

Prefer UTF-8 (BOM allowed); non-UTF-8 is marked failed.

What else should I watch for?

Processing is local; ZIP download loads JSZip from CDN.

Any other important notes?

Failed rows show a reason on hover; they are omitted from the ZIP.