Microsoft OneNote Mobile uses the 1sp file type. Incompatible with desktop versions
Have you had trouble opening the 1sp file on your computer? What are 1sp files? We explain what they are and recommend software that we know will open them.
Files with 1sp file extension are documents created in OneNote Mobile app. Unfortunately, this document is not compatible with classic Windows version.
The 1sp file extension is mainly associated with the Microsoft OneNote Mobile. and used for the default document format of the program.
OneNote Mobile document file is not compatible with Microsoft OneNote for desktop computers.
A note software for Windows Phone
A note making app for iOS
Simply put, file extensions are the characters after the dot in the computer file name, so for example document-name.pdf has file extension „pdf“. This helps Windows to identify which program should be used to open the file.
Our database contains a huge list of different file extensions, usually with detailed description and programs that can be used to open or otherwise work with that particular file type.
Every software listed in our database is verified and ve provide link to the developer or to the software own website, which should hopefuly be enough for you to download the most recent version of the program.