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.ecw Extension - List of programs that can open .ecw files

In the following table, you can find a list of programs that can open files with .ecw extension.This list is created by collecting extension information reported by users through the 'send report' option of FileTypesMan utility.
The product name, description, and company name are taken from the version information of the .exe file.The 'Actions' list is taken from the context menu items added to Explorer by the specified program.The 'Popularity' column displays one of the following 4 values: Low, Medium, High, and Very High, which is determined according to the number of users that sent the specified record.

EXE NameProduct NameDescriptionCompanyActionsPopularity
i_view32.exeIrfanViewIrfanViewIrfan SkiljanopenVery High
i_view32.exeIrfanView 32-bitIrfanView 32-bitIrfan SkiljanopenMedium
i_view64.exeIrfanView 64-bitIrfanView 64-bitIrfan SkiljanopenMedium
i_view64.exeIrfanView 64-bit for Win7, Win8, Win10, Win11IrfanView 64-bitIrfan SkiljanopenLow

In the following table, you can find a list of file types information that is associated with .ecw extension.

Type NameDescriptionPerceived TypeContentTypeDLL/EXE FileDLL/EXE DetailsPopularity
ecw_auto_file     Low
ERViewer.ECWFileER Mapper ECW Image    Low
IrfanView.ECWIrfanView ECW File  i_view32.exeIrfanView, Irfan SkiljanVery High

Registry keys related to this extension

HKEY_CLASSES_ROOT\.ecw
HKEY_CLASSES_ROOT\ecw_auto_file
HKEY_CLASSES_ROOT\ERViewer.ECWFile
HKEY_CLASSES_ROOT\IrfanView.ECW

Links to other Web sites

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