Convert Waveform Audio (.wav) to Android Audio (.android-audio) online for free. Fast, secure audio conversion with no watermarks or registration.
Upload your .wav file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .m4a file when it's ready.
WAV to Android Audio conversion compresses uncompressed PCM audio into AAC format optimized for Android devices. WAV files are lossless but extremely large — a 3-minute song at CD quality is approximately 30 MB. Converting to AAC produces a roughly 3 MB file with quality that is perceptually identical on Android's speakers and typical consumer headphones.
Our converter uses FFmpeg to decode the PCM waveform and encode it using the AAC-LC codec at optimal bitrate, producing M4A output with hardware-accelerated decoding on all major Android processors.
WAV files consume 10x more storage and bandwidth than AAC at perceptually equivalent quality. For Android devices with limited storage, cellular data caps, and battery constraints, AAC provides the practical format for music playback. Hardware-accelerated AAC decoding on Android SoCs is also more battery-efficient than software PCM playback of large WAV files.
Android's media sharing features work better with compressed formats. Sharing a 30 MB WAV via messaging apps is impractical, while the equivalent 3 MB AAC file sends instantly.
FFmpeg decodes the RIFF/WAV PCM data (typically 16-bit 44.1/48 kHz stereo) and encodes using the AAC-LC codec at the specified bitrate in an M4A container. Since WAV is lossless, this is a single-generation lossy encode — the highest quality lossy conversion possible. AAC hardware decoding is available on Qualcomm Snapdragon, MediaTek, Samsung Exynos, and Google Tensor processors.
Since WAV is uncompressed lossless audio, the AAC encoding is a single-generation lossy encode — the best possible starting point. At 192 kbps AAC from 16-bit/44.1 kHz WAV, the output passes double-blind ABX testing for most listeners. At 256 kbps, the encoding is transparent even for trained audiophiles.
| Device | WAV | Android Audio |
|---|---|---|
| Windows PC | Native | Partial |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser | Native |
Resolution: N/A
Bitrate: 320 kbps
OGG Vorbis preferred
Resolution: N/A
Bitrate: 256 kbps
AAC format required
Resolution: N/A
Bitrate: 128 kbps
Lossless FLAC/WAV for best quality
Resolution: N/A
Bitrate: 128 kbps
MP3 mono for spoken word
WAV to Android Audio compresses lossless recordings into efficient AAC format optimized for Android's hardware decoders and media ecosystem. The single-generation encode preserves maximum quality.
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| No |
| 特徴 | WAV | Android Audio |
|---|---|---|
| 正式名称 | Waveform Audio File Format | Android Compatible Audio |
| 拡張子 | .wav | .m4a |
| 最適な用途 | Lossless quality | Android optimized |