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PDB to XLS Converter

Online PDB to XLS — simple document conversion

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Browser-Based Tool

Everything happens in the browser. Open the page, upload PDB, get XLS — no desktop software or extensions involved.

Secure Conversion

File privacy is guaranteed — PDB uploads are removed after conversion, and XLS results are deleted within 24 hours.

Multi-File Upload

Handle multiple PDB files in one go. Each is converted to XLS independently, and all downloads are available together.

How to convert PDB to XLS

1

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

2

Choose xls or any other format you need as a result (more than 200 formats supported)

3

Let the file convert and you can download your xls file right afterwards

About formats

PDB (Palm Database) is a generic database container format created by Palm, Inc. for the Palm OS platform, first appearing with the original PalmPilot in March 1996. In the ebook context, PDB files most commonly use the PalmDOC or Plucker encoding to store readable text with basic formatting. The format consists of a 78-byte header identifying the database name, creation date, and record count, followed by a record index table and the data records themselves. PalmDOC-encoded PDB files use a simple LZ77-based compression scheme to pack plain text efficiently, while Plucker extends this with HTML rendering, image support, and hyperlink navigation. PDB ebooks powered a thriving mobile reading ecosystem years before dedicated e-readers existed — millions of Palm OS users carried entire libraries on devices like the Palm V, Tungsten, and Treo handhelds. A primary advantage is extreme simplicity: the flat record structure and minimal overhead mean PDB files parse instantly even on severely constrained hardware with limited memory and processing power. The open, well-documented structure is another strength, having spawned numerous reader applications across Palm OS, Windows, and later mobile platforms. Though the Palm platform is long discontinued, PDB ebooks remain accessible through conversion tools and readers like Calibre, and the format holds historical significance as one of the earliest practical mobile ebook solutions.
Developer: Palm, Inc.
Initial release: March 1996
XLS is the binary spreadsheet format of Microsoft Excel, first introduced with Excel 1.0 for Macintosh in September 1985 and becoming the dominant spreadsheet format worldwide. The format stores workbooks as OLE2 compound document files using the Binary Interchange File Format (BIFF), organizing sheets, cells, formulas, formatting, charts, pivot tables, macros, and metadata across multiple internal streams. Each cell record encodes the cell's value (number, string, boolean, error, or formula), position, and formatting index, while shared string tables and style records reduce redundancy. The format evolved through BIFF versions (BIFF2 through BIFF8), with BIFF8 (Excel 97) establishing the structure used through Excel 2003. XLS supports up to 65,536 rows and 256 columns per sheet, a limit that drove the creation of XLSX. One advantage is universal spreadsheet compatibility — XLS files are recognized by every major spreadsheet application including LibreOffice Calc, Google Sheets, Apple Numbers, and dozens of programming libraries across all platforms. The format's mature feature set is another strength: XLS handles complex formulas, conditional formatting, data validation, named ranges, array formulas, external references, and VBA macros. Although XLSX replaced XLS as the default in Office 2007, the binary format persists in financial institutions, legacy reporting systems, and any environment where Excel 97-2003 compatibility is required.
Developer: Microsoft
Initial release: September 1985

Frequently Asked Questions

Why convert PDB to XLS?

Moving PDB content to XLS ensures tabular data format — a practical upgrade from the discontinued Palm ecosystem.

What programs open XLS files?

For XLS files, try Microsoft Excel, LibreOffice Calc, Google Sheets. Cross-platform support means you can access them on any operating system.

Does this work on mobile?

It works on any device with a browser. No app needed — just upload your PDB file and get the XLS result.

Will my content be preserved in the XLS output?

The converter places your PDB content into the XLS document structure, keeping it intact and accessible.

Can I edit the resulting XLS file?

That depends on the XLS format. Some document formats allow full editing, while others are more suited for viewing and sharing.

Is batch conversion to XLS supported?

Yes — upload multiple PDB files and convert them all to XLS in one session, saving time on repetitive tasks.

PDB to XLS Quality Rating

4.4 (14 votes)
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