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HomeTCR vs PDB
.tcr
.pdb

TCR vs PDB

Compare Psion eBook and Palm Database formats — understand the key differences and when to use each

Format Overview

TCR

Psion eBook

Psion eBook (.tcr) is a ebook file format.

.tcrebook

PDB

Palm Database

Palm Database (.pdb) is a ebook file format.

.pdbebook

TCR vs PDB: Feature Comparison

FeatureTCRPDB
Full NamePsion eBookPalm Database
File Extension.tcr.pdb
Categoryebookebook
Free to Convert✓ Yes✓ Yes
Browser Support✓ All Browsers✓ All Browsers
Convert to Each Other✓ Yes✓ Yes

When to Use TCR vs PDB

Use TCR when you need:

  • •Files in Psion eBook format for maximum compatibility
  • •Industry-standard ebook format support
  • •Wide software and platform compatibility

Use PDB when you need:

  • •Files in Palm Database format for specific workflows
  • •Optimized ebook format features
  • •Modern format advantages and smaller file sizes

Convert Between Them

TCR PDBPDB TCR
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Learn More About These Formats

TCR Converter PDB Converter

Frequently Asked Questions

What is the difference between TCR and PDB?
TCR (Psion eBook) and PDB (Palm Database) are both ebook file formats. TCR files use the .tcr extension while PDB uses .pdb. They differ in compression, quality, compatibility, and intended use cases.
Can I convert TCR to PDB for free?
Yes! Convert999 lets you convert TCR to PDB completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.
Which is better, TCR or PDB?
It depends on your use case. TCR (Psion eBook) may be better for certain workflows, while PDB (Palm Database) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.
Is it safe to convert files on Convert999?
Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

TCR Converter

Convert from TCR

PDB Converter

Convert from PDB

File Tools

Compress, resize, merge

Convert to TCR

All sources → TCR

Convert to PDB

All sources → PDB

Format Statistics

Trends & data 2025

More Format Comparisons

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