A daily updated filename extension database!

TPD file extension

The table below provides useful information about the .tpd file extension. It answers questions such as:

  • What is the .tpd file?
  • What program do I need to open a .tpd file?
  • How can the .tpd file be opened, edited or printed?
  • How can I convert .tpd files to another format?

We hope you find this page helpful and a valuable resource!

2 extension(s) and 0 alias(es) found in database

✅ Treepad v7 Database

TPD file is a Treepad v7 Database. TreePad is a Personal Information Manager (PIM), Organizer, Database, Word Processor and much more.
Category: Document files
Application: TreePAD
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
TPD aliases:
TPD related links:
TPD related extensions:
Treepad v6 Database

Treepad v6 Text Database

Treepad Zipped Database

Treepad Settings File

Treepad Template

Treepad Icon Library Update

✅ Zemax Test Plate Data

TPD file is a Zemax Test Plate Data. Zemax is an optical design program that is used to design and analyze imaging systems such as camera lenses, as well as illumination systems.
TPD format description not yet available
Category: Data files
Application: Zemax
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
TPD aliases:
TPD related links:
TPD related extensions:
Zemax Archive

Zemax Lens Data

Zemax Table Glass Data

Zemax Beam File

Zemax Multi-mode File

Zemax Programming Language Source Code

Zemax Encrypted Coating File

Zemax Face Number File

Zemax Lens Catalog File

Zemax Object Format File

Other types of files may also use the .tpd file extension.

🚫 The .tpd file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

fpd, gpd, hpd, pd, ptd, rpd, td, tdp, tld, tod, tp, tpc, tpe, tpf, tpr

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Paradox Database
FlexiSIGN 5 Plotter Document
Male MRI Image
Beyond TV Transport Stream
FLAMES GUI Template Data
Oracle BI EE Repository
Clarion Example Database File
RonyaSoft Poster Designer Document
RapidPLUS Application File
Front Panel Express Design

🔴 Can't open a .tpd file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .tpd file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .tpd file extension, write to us!

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