Convert video to MP3, WAV, OGG, AAC Convert video to 3GP, 3G2, FLV Convert video to MP4, WMV, AVI Support preview and take Snapshot function After load video files, click and item to play it on the left screen and click the "snapshot" button to capture your favorite image while playing. The picture will be saved as BMP in the folder. Very good technical service and FREE to upgrade On our official website, all the products could be free download to try. Any problem, you could email to us and get response quickly. Once you purchase the upgrade is available in the future.