.1PH File Extension

A .1PH file is a TurboTax File, created by N/A.

Open with Intuit TurboTax. Available for Windows and Mac.

What is a .1PH file?

The file extension .1PH is associated with TurboTax, which is a software program designed to help individuals prepare and file their tax returns. This type of file contains data related to a person's tax return that has been prepared using the TurboTax software. It includes all the necessary information that has been inputted by the user, such as their income, deductions, credits, and any other relevant tax information.

To open a .1PH file, you will need to use the Intuit TurboTax software. This program is specifically designed to work with TurboTax files, including the .1PH file type. Once you have Intuit TurboTax installed on your computer, you can open the .1PH file by launching the program and then selecting the file you wish to open from within the software. This will allow you to view, edit, or continue working on your tax return directly within the TurboTax program.


Our goal is to help people find the most up-to-date information about file extensions for Windows, Mac, Linux, Android and iOS. We researched over 10,000 file extensions and their respective programs that open those files. If you want to suggest edits or updates about .1PH file formats, example files, or programs that are compatible. Please contact us.

More extensions