| Microsoft Office Communicator 2007 R2 | Microsoft Teams | Messenger Key | Microsoft SMS | |
| 3.5.6907.0 | 25275.2601.4002.2815 | 9.7 | 8.0.3.1 | |
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| Trialware | Demo | Freeware | Shareware | Licence |
| $31.00 | $99.99 | FREE | $46.00 | Price |
| 14.10 MB | 1.40 MB | 0.46 MB | 3.86 MB | File size |
| Feb 9, 2010 | Oct 22, 2025 | Apr 1, 2010 | Apr 12, 2021 | Update |
| 48 | 55 | 100 | 56 | Downloads |
| Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64 | Windows 11, Windows 10 64 bit | Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64 | Windows 11, Windows 10, Windows 10 x64, Windows 8, Windows 7 x32, Windows 7 x64, Windows Vista, Windows Vista x64, Windows XP, Other | OS |
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