Instructions for splitting and joining files on Windows

Currently, there are more ways than before to transfer large files from one system to another. However, sometimes for the most convenience, you need to split the file into smaller parts or merge small files into one to share them.

You can find many different tools to help you perform these operations and the choice depends on your usage needs. If you're looking for a lightweight utility that can run from a USB drive without having to install or want an intensive program, providing tighter control of this process then the apps covered in The following article will give you some options that can meet most use cases.

1. HJ Split

HJ Split has long been a reliable utility for splitting and merging large files. It is completely free and can run as EXE files without installation, which makes it especially convenient if you move between many different systems.

This tool is extremely easy to use. Once launched, you will see an option labeled Split on the main menu.

On the Split menu , you'll see the Input field where you can select which files to split and Output where you can specify a saved folder when the file division process is complete. Also with the option Split file size , you can customize the size of the files.

Click on Start and the splitting process will begin. Then you simply need to select the Join option from the main menu to merge them.

2. GSplit

GSplit is a free utility similar to HJ Split, but offers many deeper customization options. For example, files can be split into a specific number of files, with specific sizes or split into sizes automatically calculated by the program for maximum storage efficiency.

There is also the option to create a small standalone executable that combines all the pieces of a file together as needed, without the need for the GSplit program. This is especially useful if you split files and then share them with other users.

GSplit's interface is similar to HJ Split but has more options.

The first step is to use the Browse button in the File to Split field to select the desired file. Then, click on the Destination Folder in the General menu to set up where you want to save the split files.

Next, click Split File to complete the setup process.

Finally, you just need to click on Split to start splitting the file. Of course, if you want to customize the size of the cropped file or take advantage of the automatic merging feature mentioned above, use the Pieces and Self Uniting options in the left menu.

3. PDFsam Enhanced

Usually, you do not need to split or merge a PDF file and a multi-purpose file splitter is not the best tool for this job. PDFsam allows users to edit their PDF files in a variety of ways, so it's a handy utility on hand if you work with these documents regularly.

The basic version of the program is completely free and provides all the basic features you need to split or join files. The premium version offers many advanced features but they require a license.

Split and Merge are the two basic functions of PDFsam, with other options providing minor variations on this functionality. Both operate the same way.

To split a PDF file, users need to drag and drop the file into the highlighted box as shown below in the upper part of the screen. After that, you make some necessary adjustment settings and click on the Run button to start the process.

To merge files, drag and drop multiple files to the top area as if splitting the file, then specify how they are organized. Again, Run button to proceed.

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4. 7-Zip

Popular compression utilities also have the ability to split files into sections, as long as you know where to view those small files.

First, you need to create a repository as usual with the Add button .

On the Add to Archive screen , use the Split to volumes field, to determine the size of the file you want. The drop down menu offers a few options, but you can enter a specific size at will. Click OK and your file will be compressed into its small pieces. When you need to merge them together, just make sure you start with the first file in the series of split files.

Above are the top 4 software to help you split large files or merge small files to move or share files easily. If you are still wondering what is the best tool, please experience all 4 software to choose the one that best suits your needs.