A daily updated filename extension database!

RS1 file extension

The table below provides useful information about the .rs1 file extension. It answers questions such as:

  • What is the .rs1 file?
  • What program do I need to open a .rs1 file?
  • How can the .rs1 file be opened, edited or printed?
  • How can I convert .rs1 files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ RETScreen Spreadsheet Document

RS1 file is a RETScreen Spreadsheet Document. The RETScreen Clean Energy Management Software is a software package developed by the Government of Canada.
RS1 format description not yet available
Category: Document files
Application: RETScreen
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
RS1 aliases:
RS1 related links:
RS1 related extensions:

Other types of files may also use the .rs1 file extension.

🚫 The .rs1 file extension is often given incorrectly!

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

rc1, r1, ts1, rsw, rsl, r51, sr1, rsq

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Samsung S5230 Firmware RSRC1 File
Freescale S-record File
SIR Schema Rectype and Variable Specs Data
Adobe PageMaker Resource
VirtualBus Texture Description
Corel Paradox Report
DeSmuME Saved State
Robot Scripting Language
Genecyst Emulator Saved State
SpeedQuest Questionnaire

🔴 Can't open a .rs1 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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .rs1 file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .rs1 file extension, write to us!

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