Using Google Contacts, the manual approach is a free way to convert CSV to VCF in bulk. Simply import your CSV file into Google Contacts, examine the data, and then export it as a VCF file. This approach can be lengthy, though, especially if you have a large number of contacts. For an easier and faster solution, you might want to try GainTools CSV to VCF Converter Software. It simplifies the entire process, allowing you to convert CSV files to VCF in just a few clicks. You don’t have to worry about formatting issues or missing details. The software ensures that all your contact information is transferred accurately. The free trial version of this software is also available by which you can get an idea of its functionalities with investing money.