>> RDI file

RDI file format description

Many people share .rdi files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .rdi file can be edited, converted or printed with. On this page, we try to provide assistance for handling .rdi files.

2 filename extension(s) found in our database.

.rdi - Rohos Disk Image

The RDI disk image files are related to Rohos Disk Encryption. RDI file is a Rohos Disk Image. Rohos Disk Encryption program creates hidden and protected partitions on the computer or USB flash drive.

Rohos Disk Encryption
Disk Image files
- / -
Rohos Disk Image related extensions:
KACE Virtual Disk
Fast Virtual Disk
QEMU Disk Image
Proxmox Virtual Machine Archive
Instant CD/DVD Image
Parallels Desktop Hard Disk Info

.rdi - SPEFO Differential Spectrum Data

The RDI data files are related to SPEFO. RDI file is a SPEFO Differential Spectrum Data. SPEFO is a small program used for processing stellar spectra at the Astronomical Institute of the Academy of Sciences of the Czech Republic in Ondrejov.

Data files
- / -
SPEFO Differential Spectrum Data related extensions:
SPEFO Equivalent Widths Data
SPEFO Stellar Spectra Analysis Data
SPEFO Rectified Cleaned Data
SPEFO Rectified Spectrum Data

Naturally, other applications may also use the .rdi file extension. Even harmful programs can create .rdi files. Be especially cautious with .rdi files coming from an unknown source!

Can't open a .rdi file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .rdi file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

rd, rdo, rdk, rvi, ddi, rri, ri, rei, rdl, gdi, edi, tdi, di, rsi, rid

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

BlackBerry RIM Development Key
Oracle Database Redo Log
Xerox Raster Document Object
Reaction Data File
Diskdupe Disk Image
BlackBerry Email Filter

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .rdi file format, then write to us!

Please help us by rating this page below.

3/5 based on 10 reviews.
Thanks for rating!
Invalid rating.