OST2 2.30 has been released with latest compatibility updates and fixes

Jun 26, 2025

This release ensures full compatibility with the latest versions of Windows 11 and Microsoft Office 365. It also includes updated installation instructions and links, along with additional information regarding the purchase of an annual subscription.
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5 - 4 reviews
Personally I use this tool before any synchronization or if I'm planing to remove duplicates from my contacts. If synchronization fails I can restore my contacts list as it was before sync in just..."
Brian J., USA See more
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