Spreadsheets & data · ONLINE TOOL

Merge Excel workbooks

Prepare a merge plan, choose and order sheets, anticipate renames and risky references, then create a new XLSX copy.

Local processingNo account required

USE CASES

When to use Merge Excel workbooks?

Prepare and consolidate sheets from multiple workbooks into a new XLSX copy with preflight inventory, sheet selection/order, anticipated renames and dependency-risk checks.

Combine monthly workbooks into one file
Gather sheets received from several teams
Prepare a consolidation before Data Studio analysis

CONCRETE EXAMPLE

6 workbooks → 1 XLSX

BEFORE

18 sheets spread across 6 files

→

AFTER

Reviewed merge plan → 1 workbook of selected sheets with unique names + before/after reference checks

PRIVACY

Your data stays in the browser

Processed content is not uploaded to WorkToolset. Required libraries may be loaded by the site, but the file stays in the browser.

GOOD TO KNOW

Limitations to know

Macro-enabled/signed files are intentionally excluded.
Cross-sheet formulas are preserved but should be reviewed when names or dependencies change.

HOW IT WORKS

A straightforward workflow.

1Prepare the required input and choose useful options.
2Review previews, warnings and limitations before export.
3Download a new copy or report: the original stays unchanged.

PRIVACY

Frequently asked questions

Are my files uploaded to WorkToolset?

No. This tool runs locally in your browser.

Is my original file modified?

No. WorkToolset creates a new copy or export.

Do I need an account?

No for this free tool. Accounts are mainly used for favorites, presets and future workflows.