This app has already been updated and bundled with English version. The English version is available at https://play.google.com/store/search?q=wavepad+audio+editor+free&c=apps&hl=en.

WavePad audio editing software free version is a professional quality audio editing app that is equipped with all the functions necessary for audio editing. Anyone can easily record audio, edit it, insert effects, and share their creations. Record various sounds such as music and voice and edit them on the spot. You can easily cut, copy, and paste audio, insert audio effects such as echo, increase volume, reduce noise, etc. WavePad supports editing WAV and MP3 as well as audio files in many other formats.

Main features:

- Compatible with almost all audio file formats such as MP3, WAV (PCM), WAV (GSM), and AIFF.
-Equipped with a variety of editing functions, from basic functions such as cutting, copying, pasting, and deleting audio, to inserting silent parts, automatic trimming, compression, and pitch changes.
-Equipped with a wide variety of effects such as volume amplification, normalization, equalizer, envelope, reverb, echo, and reverse playback.
- Comes with audio repair functions such as noise reduction and click/pop removal.
・Supports sample rate from 6 to 19KHz, stereo/mono, 8/16/24/32 bit
・Simple and easy-to-use interface makes non-destructive editing easy
- Equipped with hundreds of free audio materials and copyright-free music

The free version of WavePad audio editing software allows you to edit waveforms directly, allowing for faster editing such as inserting audio from other files, new recordings, and adding effects such as high-pass filters to make the sound quality clearer.

Ideal for those who want to record audio and edit it on the spot, WavePad allows you to easily save and send a variety of recorded audio files, so you can use the audio you need anytime, anywhere.