Audio Converter by 123apps is a web app for converting audio files without installing software. It supports more than 300 formats, including video formats, and can export MP3, WAV, M4A, FLAC, OGG, AMR, MP2 and M4R. It can also extract audio from a video and convert several files at once, saving the results in a ZIP archive. For individual tracks, users can adjust quality, bitrate, frequency and channel count, reverse playback, add a fade-in or remove a voice. Tag editing covers track name, artist, album, year and genre for MP3, OGG, FLAC and WAV files. Uploads can come from Google Drive or Dropbox. The privacy policy says processing is automated without human supervision and files are deleted no later than 12 hours after use. The free plan includes ads, allows 70 files per day and limits files to 4 GB. Paid plans list unlimited files, a 10 GB maximum file size, no ads and faster speed; the monthly plan is billed at ¥690 per month and the yearly plan at ¥6,487 once a year.
Who it is for
It suits people who need to convert, adjust or tag audio files in a browser, including users who want to extract audio from video or process multiple files together. The free plan has daily file and file-size limits.
What is good
- Supports more than 300 formats.
- Can extract audio from video files.
- Converts multiple files into a ZIP archive.
- Edits tags on four listed formats.
- Accepts uploads from Google Drive or Dropbox.
What to know first
- Free use includes ads.
- Free use is limited to 70 files per day.
- Free files are limited to 4 GB.
- No CD ripping.
Verdict
Audio Converter combines format conversion with track adjustments, tag editing and batch processing. Check the free limits against your file sizes and daily volume before choosing a plan.
Audio Converter by 123apps plans and pricing
All plansCompared on audio converter software
- Free plan
- Yes
- Batch conversion
- Yes
- Supported formats
- 300+ formats; MP3, WAV, M4A, FLAC, OGG, AMR, MP2 and M4R output
- Quality controls
- Yes
- Metadata editing
- Yes
- CD ripping
- No
- Cloud conversion
- Yes

