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Free PLT Viewer


PLT file extension is the standard language for printing line drawings. This file type is created by Hewlett Packard and is specifically created for 2D graphical information’s for HP plotters. PLT is associated with 'AutoCAD' by Autodesk, Inc. and identifies an image file that is generated by AutoCAD, for printing from a plotter. HP plotters use this format as primary printer control language and even this format wasn’t meant to be an interchange format, PLT has become a standard for almost all plotters.

Main features of PLT file extension is that it uses two-letter mnemonics as instructions for drawing lines, circle, text and simple symbols and PLT files can be scaled to different sizes without losing any quality.

PLT Viewer is a free and very useful application. Except viewing PLT files, it supports resizing, rotating and converting to other image file types as JPEG, BMP, GIF, PNG and other extensions without losing quality.

This Viewer have a very used-friendly interface that makes it suitable for use for any type of user, beginner or advance.

PLT Viewer features

PLT Viewer - Full screen  True Full Screen Viewer with image zoom support;

PLT Viewer - Zoom  Image can be zoomed using Mouse Wheel or slider. Pan image by mouse dragging the image;

PLT Viewer - Rotate  Rotate Clockwise button - rotate an image 90 degrees clockwise;

PLT Viewer - Counterclockwise  Rotate Counterclockwise button - rotate an image 90 degrees counterclockwise.


  • Supported Operating Systems: Windows Server 2003; Windows Server 2008; Windows XP; Windows Vista; Windows 7.

  • Microsoft .NET Framework 3.5 (included in Windows XP SP2, Vista, Windows 7).

  • Product Features

    • Clean and Free : PLT Viewer is a freeware and does not contain any form of malware, including but not limited to: spyware, viruses, trojans and backdoors.
    • Stable and fast : PLT Viewer uses only libraries that are need for processing, the interface is sample and easy to use. All this provides faster and stable work of the application.
    • User-friendly interface : PLT Viewer is very simple and easy for use even for beginners.