Click the "Select File" button above, and choose your SF3 file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.
Convert SF3 to another file type
To convert SF3 files to another format, you need Scaffold or other Database software.
Convert a file to SF3
To convert other file formats to the "SQLite Database / Audio Samples" file type, you need software like Scaffold or a similar tool.
About SF3 files
The .SF3 file extension typically represents a Scaffold Proteomics Analysis file. These files act as a local SQLite database storing mass spectrometry and proteomics analysis results generated by Scaffold from Proteome Software. Alternatively, .SF3 files function as SoundFont v3 sample files. Unlike standard SF2 files that store raw uncompressed audio, .SF3 files use Ogg Vorbis compression to significantly reduce the file size of digital instruments used in software like MuseScore or Polyphone. A smaller percentage of these files are statistical data files associated with Statgraphics. The primary disadvantage of the .SF3 format depends on its use case. Scaffold analysis files are highly specialized databases; they require expensive proprietary software to interpret the complex protein visualization data. If you do not have an active Scaffold license, the data remains trapped. For audio users, while SoundFont v3 saves disk space, it requires CPU overhead to decompress the Ogg Vorbis samples in real-time, and many legacy DAWs or hardware samplers only support the older SF2 format. To overcome these limits, converting your files is often necessary. Audio creators frequently need to convert .SF3 to SF2, WAV, or SFZ to ensure compatibility with older samplers. For proteomics researchers, extracting the underlying SQLite tables into CSV or XLSX is essential for sharing data with colleagues who do not own Scaffold. However, standard online converters often fail to process .SF3 files because they lack the specific codecs for SoundFont extraction or the database drivers to parse Scaffold schemas. Our engine will analyze the binary signature to determine if it is an audio bank or a SQL database. If our analysis detects a supported underlying or embedded format, viewing or conversion may still be possible.
Convert.Guru analyzes your SF3 file, detects the exact format, and lets you read the text inside.
If you want to convert SF3 file to SF2, MP3, WAV, AAC, FLAC, OGG, WMA, M4A, AIFF, OPUS, ALAC or APE, you can use Scaffold or similar software from the "Scientific Data & Audio Sampling" category. In the File menu, look for Save As… or Export….
To convert MIDI, AAC, TTA, AU, WV, DTS, MID, FLAC, RA, MP3, PCM or WAV files to SF3, try Scaffold or another comparable tool in the "Scientific Data & Audio Sampling" category.
The SF3 Converter Story
The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our SF3 converter.