Convert 3GPP Multimedia (.3gpp) to Free Lossless Audio Codec (.flac) online for free. Fast, secure video conversion with no watermarks or registration.
Conversion settings — add a file to adjust
Upload your .3gpp 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 .flac file when it's ready.
FLAC (Free Lossless Audio Codec) is the leading open-source lossless audio format, compressing audio to about half its uncompressed size while preserving every sample bit-for-bit. Converting a 3GPP video to FLAC extracts the audio into a lossless, open-standard format supported natively by Android, Windows 10+, Linux, and most modern media players worldwide.
FLAC occupies the sweet spot between uncompressed formats (WAV, AIFF) and lossy codecs (MP3, AAC). It provides bit-perfect audio reproduction with roughly half the file size of WAV, plus rich metadata support (Vorbis comments) for organizing audio collections. This makes FLAC ideal for archiving the decoded audio from 3GPP files in the most efficient lossless format.
As an open-source, royalty-free format, FLAC avoids any licensing concerns. It is the preferred archive format for audiophiles, music libraries, and institutions that require open standards. If you are building a long-term audio archive from mobile phone recordings, FLAC is the safest choice for ensuring future readability.
FFmpeg decodes the audio from the 3GPP file (AMR or AAC), converts it to PCM, and compresses it using the FLAC encoder. Compression levels range from 0 (fastest, least compression) to 12 (slowest, most compression), with level 5 as the default. Output sample rate and bit depth match the source unless explicitly changed.
FLAC is lossless — the output decodes to a bit-exact copy of the input PCM data. The quality therefore equals whatever the 3GPP source provides after decoding. FLAC does not improve or degrade the audio in any way; it simply stores it without loss in a compressed format.
| Device | 3GPP | FLAC |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | Native |
| Linux | Partial | Native |
| Web Browser | No |
Resolution: 1920x1080
Bitrate: 8-12 Mbps
H.264 recommended for fast processing
Resolution: 1080x1080
Bitrate: 3.5 Mbps
Square or 9:16 for Reels
Resolution: 1080x1920
Bitrate: 4 Mbps
9:16 vertical, under 60s ideal
Resolution: 1280x720
Bitrate: 5 Mbps
Under 140s, 512MB max
Resolution: 960x540
Bitrate: 2 Mbps
16MB limit for standard, 64MB for document
Resolution: 1280x720
Bitrate: 4 Mbps
3GPP to FLAC is the best choice for lossless archival of mobile phone audio with maximum cross-platform compatibility and zero licensing overhead.
Безопасная передача
Загрузки зашифрованы по HTTPS
Конфиденциальность прежде всего
Файлы автоматически удаляются после обработки
Без регистрации
Начните конвертировать мгновенно
Работает везде
| No |
8MB free, 50MB Nitro
Любой браузер, любое устройство
| Характеристика | 3GPP | FLAC |
|---|---|---|
| Полное название | 3GPP Multimedia File | Free Lossless Audio Codec |
| Расширение | .3gpp | .flac |
| Лучше всего подходит для | Mobile standard | Lossless compression |