1 Answer. Sorted by: 3. Check out JLayer. It should run on Android. Beware, some of the calls are synchronized. If this doesn't work, tweak the source code or extract the converter modules from the entire source, since all you need is the mp3 to wav converter, not the mp3 player. Share. Improve this answer. Error: (49, 41) error: cannot find symbol method readFileToByteArray (File) i think you have not defined that method in FileUtils, did you ? i have resolved this issue by changing the code as follows: //byte [] bytes = FileUtils.readFileToByteArray (file); byte [] bytes = new byte [ (int)file.length ()]; Step 1. Click on the green + icon to import your WAV file. Step 2. Hit Convert to start the WAV conversion after your file are uploaded. Step 3. Press Download when your conversion ends. Here are the steps indicating how to convert MP3 to ringtone on Android using UniConverter: Step 1 Insert Audio/Video File. Firstly, download and install UniConverter on your device. After launching the program, check the main interface for the "Converter" option. You can find it in the left panel at the top. First, we need to create a pointer to write the data. We, will create the file in SD Card or external environment. Then based on that, we will create the file writing pointer. File root = android . For example, you can use it to convert MP4 to AVI, MP3 to AIFF, WebM to MP4, etc. This software is very easy-to-use. You can drag or add the source audio or video file to the software and select the output format. ffmpeg is a complete, cross-platform solution to record, convert and stream audio and video. Here is a great package that ports ffmpeg features to flutter Below is a usage example of the package that converts a input.wav file to an output.mp3 file: Convert mp3 to wav on Android. 6 Android - play mp3 from byte[] array. 22 Android : Record sound in mp3 format. 8 mp3 to wav conversion in java So here is where I am : I have already tried to use JLayer (proposed in a similar question Convert mp3 to wav on Android ), but the conversion is too slow: it takes about 40 seconds for a 2 minutes mp3 file. Concerning the library LAME (as in Lame4Android ), I also tried it (with Android NDK) but the result is still too slow (15s to 10s). How to Convert WMA to Android Audio? Click the “Choose Files” button to select your WMA files. Click the “Convert to Android Audio” button to start the conversion. When the status change to “Done” click the “Download Android Audio” button.

how to convert wav to mp3 on android