Software Downloads

PeakSimple Chromatography Software
from SRI Instruments

Download PeakSimple for Windows™ - it's FREE
Choose your version below:

Note: If using newest version of Google Chrome (Chrome ver. 86+), right click on download, and select open link in new tab to download PeakSimple.

Each of the following is a complete version of PeakSimple. All of the program (.exe) files are zipped. Most newer Windows computers have an unzipping utility, but if you need one, try WinZip or PKZIP. Certain additional files may be needed to run the newer versions of PeakSimple; see the detailed version descriptions and "Additional Files of Interest" listed below. PeakSimple tutorials and data system manual sections are available for download (in PDF format), and can be found by clicking this

PeakSimple

Peak498 for Windows 10 and 11

(9.98 MB)

This version of PeakSimple is for Windows 10 and Windows 11 operating systems.  Its also fine for SRI GCs with serial rather than USB connections.

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Peak4.95 for Windows 10/11

(9.99 MB)

This version is for Windows10 or 11.
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PeakSimple version 4.94 for Windows 10/11

(9.99 MB)

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Peak493Win10Cannabis

(10.02 MB)

This is the regular software preconfigured for cannabis analysis
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PeakSimple version 4.90 ( Windows10 ) for Cannabis

(9.95 MB)

This version of Peaksimple is setup for cannabis testing using both internal standard and area normalized calculations.  See the pdf document below for a longer explanation.
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Specific Instructions for version 4.90

(553.41 KB)

This document explains how PeakSimple version 4.90Cannabis and later versions are pre-setup to calculate the results by both the internal standard method and also the normalized area percent method.  The normarea% method is better for high concentration distillate and isolate testing.
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Peak4.89Win10

(9.92 MB)

This version of PeakSimple is for Windows10.
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PeakSimple version 4.88 for Windows 10

(10.02 MB)

This version of Peaksimple software is for  Windows 10 computers

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PeakSimple version 4.88 for Windows 7 and 8

(10.02 MB)

This version of PeakSimple is for Windows 7 and 8 operating systems
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Peak454Win10Cannabis

(6.69 MB)

This Windows 10 version of PeakSimple is pre-set for typical cannabis testing applications.
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Peak454-64bitWin10

(6.63 MB)

This version of PeakSimple is for 64bit computers, specifically Windows 10.
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Peak454-64bitWin8

(7.14 MB)

This version of PeakSimple is for 64bit computers Win7 and Win8 but not for Win10
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Peak454-32bit

(7.05 MB)

This version of PeakSimple is for 32bit computers, XP, Vista, Win7 etc.
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Peak453-64bitWin8 for Windows 8 and earlier 64 bit computers

(7.14 MB)

This version of PeakSimple is for Windows 8 and earlier ( Win 7 ) 64 bit computers.
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Peak453-64bitWin10

(6.63 MB)

This version of PeakSimple is for 64 bit Windows 10.
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PeakSimple453-32bit for Xp, Vista and 32bit Win 7

(7.05 MB)

This version of PeakSimple is for 32 bit computers.
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PeakSimple 2.83 For Windows 95, 98, NT 4.0, 2000, ME and XP

(802.95 KB)

Requires 2.27 MB of space on your hard drive.

This version is for 32-bit Windows operating systems (95 and higher). This release was the first version to offer USB and serial port compatibility. When USB is used, 2.83 displays, acquires, and integrates up to six channels and four timebases. When serial is used, it handles up to four channels and two timebases.

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PeakSimple 2.08 Windows 3.11, NT 4.0

(493.95 KB)

Requires 1.79 MB of space on your hard drive.

This is the version for the 16-bit Windows operating systems. It may also be used in an NT 4.0 environment. This version is no longer supported. This version does not have an installation program. Download the file to a directory named Peakwin on your hard drive. Then, use Start\Run to select and run the peakwin311.exe file. When the file has self-extracted, start the program by launching the peakwin.exe file. For optimum operation, copy the peakwin.ini file to the Windows directory, and the CTL3DV2.DLL file to the Windows System directory.

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PeakSimple for MS-DOS

(404.20 KB)

Requires 1.45 MB of space on your hard drive.

This is our early 1990's version for MS-DOS based computers. The last update was November, 1994. This version is no longer supported.

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Link to Microsoft dll downloads

(120.76 KB)

Follow this link to download the various dlls and files which may be required to run the latest versions of PeakSimple  
The x64 option is for 64 bit opeating systems ( Win7,Win8 and Win10 )
The x86 option is for 32 bit systems ( XP, some Win7 )
https://www.microsoft.com/en-us/download/details.aspx?id=48145
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Chromatogram Library

H2, CH4 and CO2 separation of 12' Haysep D plus pre-column backflush

(1.57 MB)

This shows the separation in 5 minutes.

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