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H-ITT CRS v2  (Current Version 2.4.4)


H-ITT's Classroom Response Software is free to download and use and is provided in Windows, Mac (Intel and Power PC) and Linux versions. Click the link below to download or update H-ITT CRS for your operating system. *Note, Mac users will also need to download and install the appropriate USB driver.



CRS v2 for Windows   Windows version of H-ITT CRS (Acquisition and Analyzer). Requires Windows ME, 2000, XP (sp1 or later), Vista, 7, or 10. After downloading, double click to install. NOTE: If you are using Vista or Windows 7, you will need some elevated priviledges for proper installation. We recommend installation be done from the Administrator's account.
If you need to manually install the USB drivers click here.

Mac OS 10.1x
CRS v2 for Mac INTEL
 
Intel Mac OS version of H-ITT CRS (Acquisition and Analyzer).  For use with OSX 10.10 or later running on an Intel Mac. tar.gz archive. After downloading, double click to open and drag both programs to application folder.
Click here to download Mac USB Drivers (Intel)

For Mac OSX 10.10 (Yosemite)
CRS v2 for Mac INTEL
 
Intel Mac OSX version of H-ITT CRS (Acquisition and Analyzer).  Requires OSX 10.10 or later running on an Intel Mac. tar.gz archive. After downloading, double click to open and drag both programs to application folder.
Click here to download Mac USB Drivers (Intel)

For Mac OSX 10.6 (Snow Leopard) 10.7 (Lion), 10.8 (Mountain Lion), and 10.9 (Mavericks)
CRS v2 for Mac INTEL
 
Intel Mac OSX version of H-ITT CRS (Acquisition and Analyzer).  Requires OSX 10.6.0 or later running on an Intel Mac. tar.gz archive. After downloading, double click to open and drag both programs to application folder.
Click here to download Mac USB Drivers (Intel)

For Mac OSX 10.4 (Tiger) and 10.5 (Leopard)
CRS v2 for Mac INTEL
 
Intel Mac OSX version of H-ITT CRS (Acquisition and Analyzer).  Requires OSX 10.4 or 10.5 running on an Intel Mac. tar.gz archive. After downloading, double click to open and drag both programs to application folder.
Click here to download Mac USB Drivers (Intel)

If you are using an older Mac with the PowerPC processor (pre 2006), contact support@h-itt.com for the CRS release most compatible with your Mac.

CRS v2 for Linux  Linux version of H-ITT CRS (Acquisition and Analyzer).  Compiled on Ubuntu 8.1 . tar.gz archive. After downloading, untar and run install.sh from prompt. USB driver not needed.



Here is a Quick Start Guide to help you get your software set up and running fast! 
You can find detailed instructions for using CRS in our H-ITT CRS Users Manual
Need more
support?
For the most current information regarding H-ITT CRS upgrades click here: Recent Changes And Known Issues


Application Accessories

A software application that takes in H-ITT "clicker" responses from remote sites and ports these responses through a web connection to the host computer.
MultiPoint for Windows
Documentation




Question generator and editor: allows you to easily create or modify XML content for displaying within CRS Acquisition.
QGen2 (Question Generator) for Windows
QGen2 (Question Generator) for Mac
Documentation

A simple utility that quickly builds a class roster for use in CRS Analyzer.
RosterMaker for Windows.

RosterMaker for Mac.

RosterMaker for Linux.

Documentation

H-ITT’s platform independent Software Development Kit (SDK). Windows DLL, OSX .so and Linux .so for developing customized applications around the H-ITT hardware platform.
Click to Download H-ITT SDK 32/64 bit
Documentation