Free File Viewer release history
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February 16, 2014 - Version 2014 released - new MAJOR update
Added support for 120 new file formats. Now these file types are supported too: 3FR, 4XM, ACT, AEA, AIFF, ALL, ANM, APC, ARW, ASF, AU, BAT, BAY, BIK, CAF, CAFF, CAM, CDG, CDXL, CONF, CONFIG, CPK, CR2, CRW, CS1, CSS, CSV, DC2, DCM, DCR, DCS, DCX, DIC, DICOM, DNG, DOCM, DOT, DOTX, EAC3, ERF, FFF, G3F, G3N, G722, GSM, GXF, H261, H263, H264, HDP, IEV, IFF, IIQ, INI, IRCAM, J2C, J2K, JIF, JXR, K25, KDC, LOG, LVF, LXF, LYR, MDC, MEF, MLP, MOS, MRW, MV, MVI, MXF, NEF, NRW, NSV, NUT, NUV, OGV, ORF, PAF, PEF, PIX, PMP, PTX, PVF, PXM, PXN, QCP, RAF, RAW, RDC, ROQ, RPL, RW2, RWL, SHN, SMK, SR2, SRF, SRW, SWF, TARGA, TXD, V2, VMD, VOC, VQF, W64, WAV, WBMP, WDP, WV, X3F, XA, XIF, XML, XMV, XWMA and YOP. See the complete list here.
Excel spreadsheet viewer updated to improve Excel 2013 support, reduce memory use, be more conformant with various XLS files, display large files faster and support displaying of numbers in engineering format. Many bugfixes too.
Word document viewer updated to support more document formats.
PDF viewer updated to improve rendering quality and fix a few bugs.
Image viewer updated to support RAW digital photos from almost 600 camera models.
Video playback engine updated to improve picture rendering and sound quality.
Audio playback engine updated to improve sound quality.
August 9, 2012 - Version 2012 released
New PDF engine that solves issues with display of certain PDFs. Adds support for PDF forms, PDFs with javascript and documents with Chinese, Japanese and Korean fonts.
New XLSX engine that displays and prints XLSX files better than the previous one. Adds support for .XLSM files, which are Excel .XLSX files with Macros.
Major update of the video and audio playback engine, resulting in improved playback quality. Adds support for .SPX (speech), .AMR and .DIVX files.
Bugfix: Could not open video and audio files with non-English characters, like Chinese.
September 29, 2011 - Version 2011 Update 2 released
Updated PDF engine to fix a problem causing certain PDF files to display as blank pages.
Major improvement of winmail.dat file handling. When you click on an attachment in a winmail.dat file, you will now see the correctly formatted content without having to save the file first.
When opening HTML files, they will now be displayed as in a web browser instead of displaying the HTML code.
February 6, 2011 - Version 2011 released
Major update of the media file playback engine to improve both audio and video playback quality.
Updated PDF engine to maximize compatibility with all PDF files.
Updated DOC/DOCX engine to fix a few issues with .docx files.
Fixed a printing problem for .docx files.
September 24, 2010 - Version 2010 Update 3 released
Improved support for viewing and printing of Microsoft Excel (.XLS) files.
September 8, 2010 - Version 2010 Update 2 released
Added support for viewing and saving emails and attachments from winmail.dat files.
Added support for viewing of more Microsoft Office files:
| Format | Description |
| .XLS | Microsoft Excel File |
| .XLSX | Microsoft Excel 2007+ File |
Added support for video file playback:
| Format | Description |
| .3G2 | Video file for 3G CDMA2000 multimedia services |
| .3GP | Video file for 3G mobile phones |
| .AVI | Video file in Audio Video Interleave format |
| .DIVX | Video file in DivX format |
| .FLAC | Audio file in Free Lossless Audio Codec format |
| .FLV | Video file in Flash format for use on the Internet |
| .M4V | Video file in iTunes format |
| .MKV | Video file in Matroska format |
| .MOV | Video file in QuickTime Movie format |
| .MP4 | Video file that uses MPEG-4 compression |
| .MPEG | Video file in MPEG format |
| .MPG | Video file in MPEG format |
| .OGM | Video file in Ogg Media format |
| .RM | Video file in Real Media format |
| .RMVB | Video file in Real Media Variable Bit Rate format |
| .VOB | Video file in DVD format |
| .WMV | Video file in Windows Media Video format |
Added support for audio file playback:
| Format | Description |
| .AAC | Audio file in Advanced Audio Coding format |
| .AC3 | Audio file in Audio Codec 3 format |
| .APE | Audio file in Monkey's Audio format |
| .DTS | Audio file in Digital Theater Systems format |
| .FLAC | Audio file in Free Lossless Audio Codec format |
| .M4A | Audio file in MPEG-4 Audio Layer format |
| .MKA | Audio file in Matroska Audio Stream format |
| .MP2 | Audio file in MPEG-1 Audio Layer II format |
| .MP3 | Audio file in MPEG-1 or MPEG-2 Audio Layer III format |
| .MPA | Audio file in MPEG Audio File format |
| .MPC | Audio file in Musepack Compressed Audio format |
| .OFR | Audio file in OptimFrog Audio format |
| .OGG | Audio file in Ogg Vorbis Audio format |
| .RA | Audio file in Real Audio format |
| .TTA | Audio file in The True Audio Codec format |
| .WAV | Audio file in Waveform Audio format |
| .WMA | Audio file in Windows Media Audio format |
August 8, 2010 - Version 2010 Update 1 released
Added support for printing of all image formats and improved support for reading of PNG and TIFF files.
July 14, 2010 - Version 2010 released
Initial release with support for viewing and printing of a wide range of document, image and binary file formats:
| Format | Description |
| .ANI | Animated cursor |
| .ASP | Microsoft Active Server Page |
| .ASPX | Microsoft Extended Active Server Page |
| .BAK | Backup file |
| .BIN | Binary data file |
| .BMP | Bitmap Image file |
| .BW | Raw Black and White Bitmap |
| .CEL | AutoDesk Animator Cel Image |
| .CFG | Configuration file |
| .CUR | Cursor image or animation |
| .CUT | Dr. Halo image |
| .DAT | Data file, e.g. winmail.dat files |
| .DIB | Device-Independent Bitmap Graphic file |
| .DIZ | Description file |
| .DOC | Microsoft Word 97-2003 |
| .DOCX | Microsoft Word 2007+ |
| .EMF | Windows Enchanced Metafile |
| .EPS | Encapsulated Postscript file |
| .FAX | Fax document |
| .GIF | Graphical Interchange Format image file |
| .ICB | Truevision ICB Targa Image File |
| .ICO | Icon file |
| .INFO | Informational file |
| .JFIF | JPEG File Interchange Format |
| .JP2 | JPEG 2000 Core Image File |
| .JPC | JPEG 2000 Code Stream File |
| .JPE | JPEG Image File |
| .JPEG | JPEG Image File |
| .JPG | JPEG Image File |
| .MANIFEST | Application manifest file |
| .PAL | Dr. Halo image |
| .PBM | Portable Bitmap Image |
| .PCC | ZSoft Paintbrush image |
| .PCD | Kodak Photo-CD image |
| .PCX | ZSoft Paintbrush image |
| .PDD | Adobe PhotoDeluxe Image |
| Adobe Portable Document Format | |
| .PGM | Portable Gray Map Image |
| .PHP | Hypertext Preprocessor File |
| .PIC | Generic Picture File |
| .PNG | Portable Network Graphics Image file |
| .PNM | Portable Any Map Image |
| .PPM | Portable Pixmap Image File |
| .PSD | Adobe Photoshop Image file |
| .PSP | Paint Shop Pro Image file |
| .RAS | Sun Raster Graphic image file |
| .RGB | RGB Bitmap image file |
| .RGBA | SGI RGBA Image file |
| .RLA | SGI Alias/Wavefront RLA image |
| .RLE | Run Length Encoded Bitmap |
| .RPF | SGI Alias/Wavefront RPF image file |
| .RTF | Rich Text Format |
| .SGI | Silicon Graphics Image File |
| .TGA | Truevision TGA Targa Image File |
| .TIF | Tagged Image File |
| .TIFF | Tagged Image File |
| .TMP | Temporary file |
| .TXT | Text file |
| .VDA | Truevision VDA Targa Image File |
| .VST | Truevision VST Targa Image File |
| .WIN | Truevision WIN Targa Image File |
| .WMF | Windows Meta File |