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How to open a Microsoft Works database (.wdb) file on Windows 11

A .wdb file is a database made in Microsoft Works, such as an address list or a customer list. Microsoft no longer makes or supports Works, and Excel does not open .wdb files, so on Windows 11 the file often opens nowhere. A viewer that reads the Works database format can show the records and save them in a format Excel opens.

Get it from Microsoft Store

WPD File Viewer for Windows, by SoyaTools. Opening and viewing .wdb files is free, offline, and nothing is uploaded. Pro ($9.99, one-time) adds saving as Excel, CSV and PDF, and printing.

Updated November 12, 2026 · 4 minute read

Why Windows 11 and Excel won’t open it

Works databases use their own file format, which only Works and a few importers read. Without Works installed, Windows has no program for the file, and Excel does not list .wdb among the file types it opens, so it reports that the file format or file extension is not valid. Renaming the file to .xls, .xlsx or .csv does not convert it.

Not every .wdb file is a Works database: some developer and security tools use the same extension for their own files.

1. Open the .wdb file

  1. Install WPD File Viewer from Microsoft Store.
  2. Choose Open and select the .wdb file, double-click it, or drag it into the window.
  3. The records appear as a table, with the field names in the first row. Forms and reports are not shown. A database with up to 60 records is shown as one sheet; longer ones are shown on A4 pages, with the field names repeated on each page.
  4. Viewing, and selecting and copying text, are free. Copied text comes out as text, not as spreadsheet cells.

2. Save it as Excel or CSV (Pro)

  1. Save as Excel saves an .xlsx file with the field names as the first row. The first row is also set to print on every page in Excel.
  2. Export → Save as CSV (UTF-8) saves a CSV file (UTF-8 with BOM) that Excel and other spreadsheet apps open.
  3. Save as PDF and Export → Print are also part of Pro. For several files, Convert files → Word saves each .wdb as .xlsx, and Convert files → PDF saves PDFs.

Pro is a one-time $9.99 purchase in Microsoft Store, not a subscription. After saving, compare important values, totals and dates with the table in the app.

Which Works versions were tested

We tested real databases from Works for DOS (2.0, and 2.x or 3.0 files, which cannot be told apart from their bytes) and from Works for Windows (these files do not record the exact Works version), including a 4.5 MB database with 13,325 records that its owner said was saved in Works 6. That one took about 41 seconds to open. Every sample database we found opened and saved as PDF, Excel and CSV.

We found no sample files from Works 2000 (Works 5), Works 7, 8, 8.5 or 9, Works for DOS 1 or Works for Windows 2, so those were not tested. If a database is stored in a way the app can’t read yet, it says so instead of showing a wrong table. Databases from Works for Mac are not supported.

Limits

Other ways

Is the file uploaded?

No. The database is read on your PC only and the original file is not changed. See the Privacy Policy.

For Works documents and spreadsheets (.wps, .wks), see how to open Microsoft Works .wps and .wks files.