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Convert 3GP to MP4 Just using VLC player | Change Any Video 3gp to mp4 (easy method)
How to Convert Video files in VLC Media Player | MP4, 3GP, FLV, MP3, FLAC, WAV and many more...
3Gp to MP4 convert [Easy Way][Video converter] 100% work
Convert 3GP to MP4 using VLC
How to Convert Any Video File for FREE using VLC (MKV, MP4, AVI, MP3, MPG, 3GP, etc)
How to Convert Video Files For FREE Using VLC Media Player | Convert MKV, MP4, AVI, MP3
How to Play MP4 Full HD Videos Smoothly in VLC Media Player
Video Converter (FLV AVI MPEG WMV 3GP MP4 iPod) download & installation