Audio editor

Audio/Sound file editor

free ware

Audacity v.1.3 (forum)

• Convert wav to mp3: ok - require "LAME MP3 encoding library"
• Batch process: ok
  • File Menu --> Edit Chains
• Multi-language UI: ok (includes English and Chinese)

Wave Editor v.3.0.3.1

• Convert wav to mp3: ok
• Batch process: no
• Multi-language UI: no, English only

shareware

GoldWave v.5.55 ($)

• Convert wav to mp3: ok
• Batch process: ok
  • File Menu --> Batch Processing
• Multi-language UI: no, English only