Convert MPEG-4 Audio (.m4a) to iPod Audio (.ipod-audio) online for free. Fast, secure audio conversion with no watermarks or registration.
Upload your .m4a 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.
M4A is natively supported on all iPod models that play AAC — which includes every iPod from the 3rd generation (2003) onward. Converting M4A to iPod Audio is about optimization: ensuring the codec profile, bitrate, and sample rate match the capabilities of your specific iPod model. iPod Classic, Nano, Shuffle, and Touch each have different DAC specifications and storage constraints that benefit from tailored conversion settings.
iPod Shuffle models have 2 GB storage — fitting a meaningful library requires compact encoding. iPod Nano models (8-16 GB) benefit from optimized AAC at 128-192 kbps rather than ALAC. iPod Classic supports higher capacities (160 GB) but has a 16-bit/48 kHz DAC — 24-bit/96 kHz ALAC M4A files should be downsampled. Converting optimizes your M4A library for each iPod model's capabilities.
FFmpeg reads the M4A and optionally re-encodes to AAC-LC at the target bitrate. For iPod Shuffle: AAC at 128-160 kbps mono or stereo. For iPod Nano: AAC at 192-256 kbps. For iPod Classic: AAC at 256 kbps or ALAC (downsampled to 16-bit/44.1 kHz if needed). For iPod Touch: same as iPhone, supports up to 24-bit/48 kHz. Output remains M4A with iTunes metadata for proper sync via iTunes/Finder.
AAC at 128 kbps is acceptable for iPod Shuffle through Apple EarPods. At 256 kbps, quality is excellent on any iPod with decent headphones. ALAC is lossless and recommended for iPod Classic owners with ample storage who use high-end earphones.
| Device | M4A | iPod Audio |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Native | Partial |
| iPhone/iPad | Native | Partial |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser | No |
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
M4A to iPod Audio optimization tailors your files to each iPod model's storage and DAC capabilities. Match the conversion settings to your specific iPod for the best listening experience.
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Funguje všude
Jakýkoli prohlížeč, jakékoli zařízení
| No |
| Vlastnost | M4A | iPod Audio |
|---|---|---|
| Celý název | MPEG-4 Audio | iPod Compatible Audio |
| Přípona | .m4a | .m4a |
| Nejlepší pro | Better than MP3 | iPod optimized |