How to Remove Duplicates from CSV? Complete Solution 

Summary: CSV (comma-separated value) is widely used for storing and sharing data, as it is simple and compatible with many platforms. However, duplicates will be obtained when working with a large dataset, making the data messy and difficult to manage. It is necessary to remove duplicates from CSV to maintain accuracy and integrity. Read this article to explore simple and effective ways, like the MacProTools CSV Duplicate Remover Tool, for faster and more reliable results.

CSV is a file format used to store contact data like name, phone number, and email address in tabular form. It has a .csv extension and can be used on multiple platforms, including Microsoft Excel and Google Spreadsheets. Additionally, CSV files are easy to access and save all valuable information, like contact details, etc.

Why Remove Duplicates from CSV File?

There are several benefits of removing duplicates from CSV files. Some of them are discussed below:

• Cleaning up duplicates makes files smaller and faster to process.
• Clean data is easier to understand and looks more professional.
• Maintain data accuracy, readability, sustainability, and integrity.
• Helps in creating accurate reports and decreases the chance of error.

How to Find Duplicates in CSV?  

There are multiple ways to remove duplicates from the CSV files. Here, we describe the best tools and methods without any data loss or misinterpretations. The section below determines the trustworthy software that helps in removing duplicates. Additionally, it also defines different variations that make the data more secure and accessible.

Method 1: Dedicated Software to Remove Duplicates from CSV

CSV Duplicate Remover Software is a comprehensive and reliable solution to remove duplicates. This utility helps to eliminate duplicates from multiple CSV files at once. Additionally, it is used to identify and delete errors in CSV files and provide a user-friendly interface that is easy to use. Furthermore, it provides more advanced features such as:

• Allow users to remove duplicates from vCard/VCF files.
• Provides a preview feature before removing duplicates from CSV files.
• Work with all versions of the Windows operating system.
• A free demo version is available to save 25 unique records.

A Step-by-step Procedure to Remove Duplicate Rows in CSV file

1. First, launch Duplicate Remover Software as an administrator.
2. Now, select Remove Duplicates from the CSV File option.
3. After that, click on Add File or Add Folders and click on Next.
4. It will show a pop-up window that says the process has been completed.
5. Lastly, click on the OK button and click on the Get Report button to download the file.

Method 2: Manual Method to Remove Duplicates from CSV?   

There are multiple methods to clean up duplicate records from CSV files. However, when your data is unique, such as business data or Salesforce data, Then, read all the methods carefully, choose the best method that fits your needs, and gain access to important data.

Manually Remove Duplicates from a CSV File in Excel 

Follow the below instructions to execute the procedure:

1. Firstly, open your CSV file with MS Excel.
2. If you want to remove duplicates from columns, then select the column.
3. Then, click on the Data option in the menu bar.
4. After that, click on the A to Z option to sort the data in ascending order.
5. Now, click on the Remove Duplicate option and apply filters.
6. Lastly, click on the OK button to remove duplicates from the CSV format.

Manually Remove Duplicates by Using Google Sheets

Google Sheets are also helpful in eliminating duplicate records from CSV files; perform the below steps: 

1. Firstly, the user needs to upload a CSV file on Google Drive.
2. Open the CSV file with Google Sheets and choose Data in the menu bar.
3. Click on the Remove Duplicates option and select the column.
4. Lastly, click the OK button to delete the duplicate entries in the column.

Limitations of the Manual Method:

• This method does not apply to remove duplicates from bulk CSV files.
• Increase the chance of data inconsistency and error occurring.
• Lengthy to perform as it consumes more time.

Therefore, use the best MacProTools CSV Duplicate Remover to remove duplicates from bulk CSV files at once and maintain data integrity and consistency. 

Also read: Convert vCard to CSV.

Conclusion

As we all know, CSV files are important as they store all contact information.  You can simply remove duplicates from CSV, but the essential task is maintaining data integrity. Read all the above methods for this process and choose one that fits your requirements. Additionally, by using the dedicated software, you can easily select multiple files or entire folders to remove duplicate data.

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