Step 1: Drop your AC3 files using the button above or by deposit and leave.
Step 2: Click the 'Convert' button to start the conversion.
Step 3: Receive your converted WMA files.
AC3 to WMA Conversion FAQ
What bitrate does the WMA file use?
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A lossy WMA is encoded at 192 kbps by default. The Audio Quality setting also offers 320 kbps for the best quality and 128 kbps for a smaller file. A lossless WMA (WAV, FLAC) ignores the bitrate and keeps every sample.
Is converting AC3 to WMA a second round of lossy compression?
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Yes, and it is worth planning around. Both formats are lossy, so the WMA encoder is working from audio that has already been through one psychoacoustic pass, and its own decisions compound the first set. At 192 kbps or above the result is still transparent for most listening. If you have a lossless master anywhere, encoding the WMA from that instead avoids the double pass entirely. AC-3 is lossy multichannel audio, normally 5.1 at 384 or 448 kbps, with metadata for dialogue normalisation and downmixing. WMA is lossy by default, in an ASF container, with lossless and voice-optimised variants that are rarely encountered.
Can I tag the WMA with artist and album information?
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Yes, and it is a genuine gain over AC3, which has nowhere dependable to store any of it. WMA carries title, artist, album, year, track number and embedded cover art in the container itself, so a music library files it correctly without a manual pass. WMA compressed better than contemporary MP3 encoders and remains readable by Windows Media Player and old PlaysForSure devices.
Will the WMA play in my car or on older hardware?
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Often not. AC3 is decoded by essentially everything, including car head units and elderly players; WMA needs software that knows the codec, which standalone hardware frequently does not have. If the destination is a car stereo or a portable player, that is a strong argument for staying on AC3. WMA is unsupported almost everywhere outside Windows, and older WMA files may carry DRM that blocks conversion entirely.
Will going from AC3 to WMA reduce my audio quality?
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If AC3 is lossy and WMA is lossless (e.g. MP3 → WAV), the WMA file is no better than the AC3 — you can't recover information that's already been thrown away. If AC3 is lossless and WMA is lossy, expect the WMA codec to recompress; at 192 kbps this is transparent for most content.
Can I batch convert hundreds of AC3 files to WMA?
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Several files in one job need a paid plan. Free use is one file per conversion, one conversion an hour. On a paid plan you can add several files to one job, then download each result on its own or all of them in one ZIP.
Will the WMA keep the same sample rate as AC3?
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By default yes (48 kHz AC3 → 48 kHz WMA). If you need to downsample for compatibility (e.g. 96 kHz → 44.1 kHz for CD burning) the advanced sample-rate option does this with high-quality resampling.
Can I normalize loudness in the AC3 to WMA step?
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Not in this step. The converter has no loudness setting and leaves the level as it is. To even out the volume, run the finished WMA through a Normalize tool on this site.
Will the WMA play on my car stereo / iPod / audiobook app?
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MP3 plays almost everywhere. AAC plays on Apple devices, most Android phones and Sonos. FLAC plays on Sonos and Android but not on older iPods, and WAV plays on nearly everything but makes large files. There are no device presets on this page, so choose the target format your player supports.
Is my AC3 file private during conversion?
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Yes. Nobody listens to or shares the audio, which matters for personal audiobook libraries, and uploaded AC3 files and their converted copies are deleted automatically about 24 hours after conversion.
