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

In the following table, you can find a list of programs that can open files with .ost 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
OUTLOOK.EXEMicrosoft OutlookMicrosoft OutlookMicrosoft CorporationopenLow

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

Type NameDescriptionPerceived TypeContentTypeDLL/EXE FileDLL/EXE DetailsPopularity
OSTFileOffice-Datendatei  MSOICONS.EXE Low
OSTFileMicrosoft Office Outlook Offline Folders  OUTLOOK.EXEMicrosoft Office Outlook, Microsoft CorporationVery High
OSTFileOffice Data File  MSOICONS.EXE Very High
OSTFilePlik danych pakietu Office  MSOICONS.EXE Low
Outlook.File.ost.14  OUTLOOK.EXEMicrosoft Outlook, Microsoft CorporationLow
Outlook.File.ost.14Outlook Data File  OUTLOOK.EXEMicrosoft Outlook, Microsoft CorporationVery High
Outlook.File.ost.14Outlook-Datendatei  OUTLOOK.EXEMicrosoft Outlook, Microsoft CorporationMedium
Outlook.File.ost.15Outlook Data File  outlook.exeMicrosoft Outlook, Microsoft CorporationVery High
Outlook.File.ost.15Outlook-Datendatei  OUTLOOK.EXEMicrosoft Outlook, Microsoft CorporationLow
Outlook.File.ost.15File di dati di Outlook  OUTLOOK.EXEMicrosoft Outlook, Microsoft CorporationLow
Outlook.File.ost.15Arquivo de Dados do Outlook  OUTLOOK.EXEMicrosoft Outlook, Microsoft CorporationLow
Outlook.File.ost.15Plik danych programu Outlook  OUTLOOK.EXEMicrosoft Outlook, Microsoft CorporationLow

Registry keys related to this extension


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