Some people suggest to directly rename the suffix of .3ga to .mp3, in some cases this way is feasible but actually, it isn’t a real MP3 audio file because the essence of codec and format are not changed. To fundamentally solve the problem, a powerful audio converter is a must. HD Video Converter Factory Pro is such a powerful 3GA to MP3 converter to convert 3GA files to MP3, WAV, AAC, AC3, FLAC, ALAC, and other audio formats you like. Then, it allows you to merge several audio files into one, and you can compress your 3GA audio size for saving space. Besides, you can increase your audio volume if your 3GA audio file is recorded with low volume. In one word, this 3GA MP3 converter is featured with all functions you need in the conversion progress. Download it here and start your 3GA to MP3 conversion at once: