Fast & Safe Data File Splitter
for Windows, Mac & Linux

Split large CSV, TSV, JSON, XML, TXT, Excel, SQL and LOG files in minutes with 100% local processing. No data upload, no security risks - perfect for enterprise data analysis and processing.

Download Free Trial View Features
8+
File Formats
10k+
Enterprise Users
1min
Per Million Rows

Powerful Features for Every Need

DataFileSplitter offers flexible splitting options to handle all your large data file processing requirements

100% Local Processing

All file splitting happens on your local device - no data is uploaded to our servers. Ensures complete data security and privacy for enterprise use.

Flexible Splitting Rules

Split files by row count, column value for JSON, XML, SQL, Excel, CSV, TSV, TXT, LOG formats.

Command Line Support

Full command line interface for batch processing and automation. Integrate with your existing data pipelines and scheduled tasks.

Scheduled Splitting

Set up automatic splitting tasks to run at specific times. Perfect for regular processing of large data exports and reports.

UTF-8 Encoding Support

Full support for UTF-8 and other encodings, ensuring proper handling of international characters and special symbols.

Session Save & Load

Save your splitting configurations and reload them later. Avoid reconfiguring complex splitting rules for recurring tasks.

Supported File Formats

DataFileSplitter works with all common data file formats used in enterprise environments

CSV

Excel

JSON

TXT

LOG

TSV

What Our Customers Say

Trusted by data professionals and enterprises worldwide for fast, safe and reliable file splitting

"DataFileSplitter saved our team over 10 hours per week splitting large CSV files for our analytics pipeline. The local processing feature was a game-changer for our data security compliance."

JD

John Doe

Data Engineering Lead | Fortune 500 Company

"As a Mac user, I struggled to find a reliable file splitter that supports both JSON and Excel. DataFileSplitter works flawlessly across all our devices and the command line support is excellent for automation."

SM

Sarah Miller

Senior Data Analyst | Tech Startup

"We process millions of rows of log files daily, and DataFileSplitter handles it in minutes. The scheduled splitting feature allows us to automate the entire process without manual intervention."

TK

Thomas Kim

DevOps Engineer | Financial Services Firm

Frequently Asked Questions

Get answers to the most common questions about DataFileSplitter

Is my data safe with DataFileSplitter?
Yes! All file splitting is processed locally on your device - no data is ever uploaded to our servers or any third-party services. This ensures 100% data security and compliance with privacy regulations like GDPR and CCPA.
What limits does the free trial have?
The 30-day free trial allows you to process up to 10K rows per file with all features like scheduled splitting and session save/load. The full version has no file size or row limits.
Does DataFileSplitter support command line operations?
Absolutely! DataFileSplitter includes a full command line interface (CLI) that supports all the same features as the graphical interface. You can integrate the CLI into your batch scripts, cron jobs, or existing data pipelines for complete automation.
What operating systems are supported?
DataFileSplitter supports Windows (32-bit and 64-bit), macOS (10.14 and later), and Linux (Ubuntu, CentOS, Debian, RedHat - both deb and rpm packages available).
Can I split files by specific column values or custom rules?
Yes! You can split files by row count, file size, column value (e.g., split CSV by region or department), or create custom splitting rules. For JSON files, you can split by object count or specific key values.
Do you offer technical support and updates?
All purchases include free email technical support, and free minor upgrades, e.g. 1.0 -> 1.5. ( discount for major upgrades, e.g. 1.0 -> 2.0 ).

Ready to Split Your Large Data Files?

Download the free 30-day trial today - no credit card required. Experience fast, safe and reliable file splitting for your enterprise needs.

Download Free Trial (v2.4)

Available for Windows (32/64 bit), MacOS, Linux (deb/rpm)

Free Trial