Record your voice. When you have finished an audio player will appear. You can download the file, or upload it to your dropbox account. We will convert it to MP3 for you. It’s simple. Enjoy!
http://www.easypodcast.com/index.html Easypodcast is a GUI tool for easy podcast publication. Easypodcast is multi-language (english and spanish) and cross-platform: tested on Windows and Linux (kde). This is possible thanks to wxPython.
https://www.mp3mymp3.com/ Easily record from any source, streaming audio, CD, turntable, cassette, phone or Skype calls, video games, microphone and more. MP3 my MP3 easily records the sound being processed by your sound card and saves your recording directly to MP3 or WAV format in real time.
https://hearthis.at/ Join the music community and listen to 1.000.000+ Tracks, Sounds and Mixes or upload your own.
http://online-audio-converter.com/ A free online app that converts audio files for you. The app supports all formats, processes your files quickly, and does not require installation.