Use Aiseesoft Free FLV Converter to quickly and easily convert FLV, F4V or SWF video files to MP4, MOV, AVI, WMV, MP3 and other popular formats compatible with popular portable iOS and Android devices.

This fast, versatile converter offers a host of great features, pre-sets and customizable functions.

Key features include:

• Fast: With its fabulous acceleration technology, the program can convert FLV with fast speed.
• Convenient: Use the snapshot feature at any moment to preview the imported FLV videos.
• Batch conversion: Convert two or more FLV, F4V, SWF videos to other files simultaneously and effectively.
• Customizable: customize the resolution, bitrate, frame rate, encoder, audio channels, sample rate and more!
• Convert 2D video to 3D: You can convert FLV, SWF and F4V video files to 3D videos which can be played on your computer, 3D TV, and other compatible display devices. It provides you with a range of 3D modes – Anaglyph 3D (red/cyan; green/magenta; amber/blue), Side by Side 3D, and Top and Bottom 3D.
• Extract audio: Aiseesoft Free FLV Converter enables you to extract FLAC from the imported FLV, F4V, SWF video. With the brilliant FLV to MP3 converter, you can easily convert FLV, F4V or SWF to MP3, M4A, WMA, WAV, AC3, AAC without any audio loss.