Merge CSV

Merge multiple CSV files into one CSV file
About CSV format
CSV full name Comma-Separated Values, it is a A generic, simple, widely used form of tabular data. Stored in plain text format, separated by delimiters. It is formatted like a database table, with each line separated by a separator, one line is a record, one column It is a field. It is a text format, so it is very intuitive and readable.
The CSV file can be opened directly by the Notepad software, or it can be opened with Excel software.
The CSV file has several rules: the beginning cannot be empty. , no blank lines, no numbers and special characters are supported.
CSV is a data format that can be used to store transcripts, orders and other data.
Sometimes you need to merge multiple CSV files statistically. Doing so manually is very tedious. This tool can perform fast, bulk merging of multiple CSV files and produce an output as a CSV file.
Input format: CSV
Output format: CSV
Select a local file
File URL:
Add files
(*This site does not store user uploaded files, all uploaded and converted files will be automatically deleted after 2 hours, By uploading documents, you are agreeing to our Terms of Use Terms of use)

Merge options:

Single file size limit:500M

Remove duplicate rows

About merge CSV options
Remove duplicate rows: If yes, at output The file is stripped of duplicate lines. This is a useful feature. For example, if you have two order files, you want to merge them into one, but there may be duplicate orders. This option can remove duplicates.
CSV generally stores some form data. The file upload process is encrypted. Don't worry about data It will leak. We use HTTPS encryption protocol to process your data and files. It is safe and reliable.
We process CSV files in the cloud, no additional software is required on your computer To handle CSV. Your computer needs to be connected to the Internet. It is best to have a new version of the browser.



How do I merge files online?

1. Drag and drop files to the upload area, or click the 'Select a local file' button to upload files.
2. Sort the uploaded files.
3. If there are options set , set the merge option.
4. Click the 'Merge' button to merge the files.
5. Download the merged file.


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1. Unlimited access to all 9 FilesMerge tools online.
2. One-time payment, Non recurring charge.
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4. Email technical support.
5. Faster and more stable service.

About the privacy of your files

All the files you uploaded, and the merged files, as well as the content you filled out. Both will be removed from our servers forever after an hour. We run an automatic cleanup script to do the job. We do not store, do not share, do not view these files. Please check the relevant terms of the website for details.

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We support all platforms
Whether you are using Windows, Mac or Linux, as long as you have one Browser software, your computer can access the Internet, you can use our services.

File processing in the cloud
All file processing and calculations are performed on our cloud server, without taking up your computer resources or taking up your storage space.

No need to install software and plugins
Our service uses HTML5 technology, is an online web tool, no Need to download, install any software, and do not need to install the browser plugin. © 2016-2019  Terms of use | Voice Recorder | Privacy Policy If you have any questions, please