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Excel Sheets Renamer

Batch rename worksheets inside Excel workbooks with a mapping table or CSV ÔÇö download one file or a ZIP. Local, secure processing.

Drop Excel workbooks here

or click to browse (.xls, .xlsx, .xlsm, .xlsb, .zip — max 15 MB)

Ready. Upload Excel workbooks to rename worksheets inside them.

Rename status

Workbook Sheet Name Original Sheet Name Rename Status

Limits & notes

  • Supported uploads: .xls, .xlsx, .xlsm, .xlsb, and .zip archives of those files.
  • Worksheet renaming works for .xls, .xlsx, and .xlsm. .xlsb is accepted with a warning but cannot be renamed.
  • Local processing only — no third-party APIs. Uploads are sanitized; downloads and temp files are cleaned up automatically.
  • Original uploads stay intact. One workbook downloads as a single file; multiple workbooks as a ZIP.
  • CSV mapping columns: Workbook, Sheet Name Original, Sheet Name Rename. Export includes any Rename values already typed in the table.
  • Your plan (Free): up to 15 MB per file, 100 files.
Plan Excel upload Max files
Free (you) 15 MB 100
Pro 30 MB 300
Premium 60 MB 300
Done
How to Use
  1. Upload one or more Excel workbooks or a ZIP (.xls, .xlsx, .xlsm).
  2. Select workbooks from the Excel files dropdown.
  3. Edit Sheet Name Rename in the mapping table, or Export CSV / Upload CSV mapping.
  4. Click Rename sheets, then Download (1 workbook  single file; 2+  ZIP).
  5. Use Clear to reset.
Pro Tips
  • Processing is 100% local ÔÇö no third-party APIs.
  • Mapping columns: Workbook, Sheet Name Original, Sheet Name Rename.
  • Sheet names max 31 characters; avoid \ / ? * [ ].
  • .xlsb sheet rename is not supported ÔÇö Save As .xlsx/.xlsm first.
  • Originals stay intact; only copies are renamed for download.
FAQs
QWhich formats are supported?
A

.xls, .xlsx, .xlsm, and ZIP archives of those files. .xlsb is not supported for sheet renaming.

QAre original files overwritten?
A

No. Renamed copies are prepared for download.

QSingle file or ZIP?
A

One workbook downloads as that file. Two or more download as a ZIP.

QHow does CSV mapping work?
A

Export CSV with Workbook / Sheet Name Original / Sheet Name Rename, edit offline, upload to fill the table, then Rename sheets.

QWhat are the plan limits?
A

Free: 50 MB Excel / 100 MB ZIP / 100 files. Pro: 100 / 200 / 300. Premium: 200 / 300 / 300.