Withdata DataFileConverter converts log (*.log) files to CSV locally —
single file, batch, or merge multiple LOG files into one CSV.
Every log line becomes one row. 100% local, secure, and cross-platform.
Log files are line-oriented plain text files.
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Why Choose Withdata LOG to CSV Converter?
🔒 100% Local & Secure
LOG files are read and converted on your own computer. Nothing is uploaded to any cloud server.
⚡ Fast Streaming Conversion
Large LOG files are processed in streaming mode with low memory usage — millions of rows within a minute.
📁 Batch & Merge
Batch convert many LOG files to CSV files, or merge multiple LOG files into one CSV.
🔄 Line-oriented LOG Parsing
Each log line becomes a row — split it by a delimiter (space, tab, comma, pipe) or by fixed column widths.
🖥 Windows, macOS, Linux
Native builds for Windows, macOS and Linux, with a step-by-step GUI wizard and a command line interface.
⏱ CLI & Scheduled Tasks
Save a conversion session and run it automatically from Windows Task Scheduler or crontab.
Full Feature Comparison
| Feature | Supported details |
|---|
| Input source | Local log files (*.log), batch log files, merged log files |
| Output format | Standard CSV, with configurable delimiter, quote character and encoding |
| Conversion mode | Single file · merge many LOG files into one CSV · batch (one to one) |
| Running mode | GUI wizard · command line · scheduled tasks |
| Source options | Delimiter or column widths, header row, start row, encoding |
| Output options | Column mapping, encoding, date format, empty value handling |
| Platform | Windows, macOS, Linux (native, 64-bit) |
All LOG to CSV Conversions You Need
LOG to CSV Notes
- Log files are read as text: each line becomes one row.
- Fields can be split by a delimiter (space, tab, comma, pipe, ...) or by fixed column widths.
- The encoding is detected automatically and can be overridden.
- Rows that do not match the expected column count can be skipped or written to a bad-file log.
How to Convert LOG to CSV (4 Steps)
- Open Withdata DataFileConverter and select LOG as the input type and CSV as the output type.
- Load your LOG data — a single file, a folder / list of files for batch conversion, or several files to merge into one.
- Check the preview table, then adjust the source options and the output options.
- Click Convert — the CSV output is written in seconds. Save the session if you want to run it again from the command line.
Convert LOG to CSV in GUI
In GUI mode the conversion is a step-by-step wizard: choose the LOG source, choose the CSV destination, check the preview, and click Convert.
See Withdata DataFileConverter.
FAQ
It converts millions of rows within a minute. Large files are processed in streaming mode with low memory usage.
Yes. All conversions run locally on your computer — nothing is uploaded to any server, so your data stays private.
Yes. Withdata DataFileConverter has native builds for Windows, macOS and Linux, with both a GUI and a command line.
Yes. You can batch convert a whole folder of LOG files to CSV files in one run.
Yes. Multiple LOG files can be merged into a single CSV file in one run.
Yes. Save the conversion session in the GUI, then run it from the command line, Windows Task Scheduler or crontab.
Yes. Split every line by a delimiter or define fixed column widths; each log line becomes a row.
Yes. Batch convert a folder of *.log files in one run, or merge them into a single output file.
Start Converting LOG to CSV Today
Download Withdata DataFileConverter for a free trial. Runs on Windows, macOS and Linux.
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