File Splitter
Split large files into smaller chunks. Perfect for email attachments or storage limits. 100% client-side.
Privacy & Security: This tool is for personal use. Your files are not uploaded to any server. All processing happens client-side in your browser.
Disclaimer: This tool is provided as-is. Please keep all parts together to reconstruct the original file using our File Merger tool.
About File Splitter
This free online tool helps you split large files into smaller, more manageable chunks. It's useful when you need to email large attachments, upload to services with size limits, or store files across multiple devices.
How to Use
- Select your file by dropping it onto the upload area or clicking to browse.
- Choose your split method: by part size (e.g., 10MB each) or by number of parts.
- Click Split File to divide your file into chunks.
- Download each part individually. All parts are needed to reconstruct the original file.
Frequently Asked Questions
Is my file data kept private?
Absolutely. All processing happens entirely in your browser. No file data is sent to any server, logged, or stored anywhere. Your files remain completely private.
What's the file size limit?
The tool supports files up to 500MB. This limit ensures smooth performance in your browser. For larger files, consider using dedicated file splitting software.
How do I merge the parts back together?
Use our File Merger tool to combine the split parts back into the original file. Make sure to use all parts in the correct order.
Can I split any type of file?
Yes, this tool works with any file type including documents, images, videos, archives, and more. The split is done at the binary level, preserving file integrity.
Are the split parts numbered?
Yes, each part is automatically named with a sequence number (e.g., filename.part001, filename.part002) so you can easily identify and reorder them if needed.