| Free Outlook OST File Viewer Tool | OST File Opener Free | Free OST File Reader | OST File Conversion | |
| 5.0 | 5.0 | 5.0 | 6.0 | |
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| Freeware | Freeware | Freeware | Shareware | Licence |
| FREE | FREE | FREE | $49.00 | Price |
| 18.10 MB | 18.10 MB | 18.10 MB | 25.80 MB | File size |
| Aug 4, 2021 | Jul 2, 2021 | Apr 9, 2021 | Jun 13, 2018 | Update |
| 23 | 28 | 13 | 26 | Downloads |
| Win10, Win8.1, Win8, Win2000, Windows 7 x32, Windows 7 x64, Windows Vista, Windows Vista x64, Windows XP | Win10, Win8.1, Win8, Win2000, Windows 7 x32, Windows 7 x64, WinOther, WinServer, Windows Vista, Windows Vista x64, Windows XP | Win2000, Win10, Win8, Win10 x32, Win10, x64, Win8 x32, Win8 x64, Win2008, Windows 7 x32, Windows 7 x64, WinOther, WinServer, Windows Vista, Windows Vista x64, Windows XP, Other | Win10, Win 8.1, Win8 x32, Win8 x64, Windows 7 x32, Windows 7 x64, WinServer, Windows Vista, Windows Vista x64, Windows XP | OS |
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