Tenorshare iPhone 3GS Data Recovery is one of the best iPhone data recovery software. Offering 2 different data recovery modes for various situations of losing data, it can help iPhone 3GS users easily and fast recover all deleted or lost data, such as call history, contacts, photos, videos, etc. on all Windows platforms.Key features of Tenorshare iPhone 3GS Data Recovery are:1. Supply 2 smart modes for data recovery:restore deleted or lost data from iPhone 3GS directly without any backup filesrecover iPhone 3GS data from iTunes backup files. It can save lost data from damaged, crashed, broken or smashed iPhone 3GS, and retrieve lost iPhone 3GS data after jailbreak, iOS upgrade, factory setting.2. Support 12 types of iPhone 3GS files: call history, contacts, messages, SMS attachments, notes, Safari bookmarks, calendar, reminders, voice memos, camera roll, photos, and videos.3. Support all Windows platforms: Windows 8, Windows 7, Windows XP, Windows Vista, etc.4. Preview lost files before data recovery. This powerful tool can let you preview deleted contacts, photos, call history, messages, etc. before recovery.5. Backup iPhone 3GS data on local computer freely6. Easy-to-handle.7. Free technical support and full money-back guarantee.