IRIS Accountancy Suite Support Downloads

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.NET 4.6

From October 2017 IRIS will require .NET 4.6.  It is recommended that you download and install this version ahead of the October update. Microsoft .NET 4.6 can be downloaded from here.

New Installations

For brand new installations, please ensure to download and install SQL Server before starting the IRIS installation.

Note: SQL Express is only recommended for use for up to 6 users. Full System Requirements can be found here.

  • Download SQL Server 2012 Express 64-bit here
  • Download SQL Server 2012 Express 32-bit here
  • Download SQL Server 2016 Express here

Detailed instructions for installing SQL can be found here and instructions for installing IRIS can be found here.


Please download the required release depending on which version is installed. To find the version installed, open IRIS and go to Help | About. The version will be shown on the right-hand side.

Full Install denotes a Full release that can be used for fresh installations and upgrades.  All Full installs need to be upgraded in succession, it is not possible to skip any updates.

Upgrade Only denotes a Service Pack, used to upgrade existing installations.

Information for installing IRIS onto a Terminal Server can be found in KB IAS-12131.

We recommend that you review the Known Issues before installing the latest release of IRIS Accountancy Suite 19.1.2

TypeVersion InstalledDownloadDetails
Full InstallAny 19.1.x releaseDownload & Install v19.2.0 What's new in v19.2
Upgrade only19.1.0.729 or 735 or 737 or 19.1.1Download & Install v19.1.2Release Notes
Full Install18.3.0 or 18.3.1 or 18.3.2Download & Install v19.1.0Full Features in 19.1
Full Install18.2.0 or 18.2.1Download & Install v18.3.0What's new in v18.3
Full Install18.1.0 or 18.1.1or 18.1.2Download & Install v18.2.0What's new in v18.2
Full Install 17.3.xDownload & Install v18.1.0What's new in v18.1 
Full Install17.2.xDownload & Install v17.3.0
What's new in v17.3 Includes Academies and CS01 hotfixes
Full Install17.1.xDownload & Install v17.2.0What's new in v17.2
Full Install16.3.xDownload & Install v17.1.0What's new in v17.1
Full Install16.2.xDownload & Install v16.3.0What's new in v16.3
Full Install16.1.xDownload & Install v16.2.0What's new in v16.2
Full Install11.9.2Download & Install v16.1.0What's new in v16.1
Full Install11.9.xDownload & Install v16.1.0What's new in v16.1
Full Install11.8.xDownload & Install v11.9.0What's new in v11.9
Full Install11.7.xDownload & Install v11.8.0What's new in v11.8
Full Install
11.6.xDownload & Install v11.7.0What's new in v11.7
Full Install
11.5.xDownload & Install v11.6.0What's new in v11.6
Full Install
11.4.xDownload & Install v11.5.0What's new in v11.5
Full Install
11.3.xDownload & Install v11.4.0
What's new in v11.4
Full Install
11.2.xDownload & Install v11.3.0What's new in v11.3
Full Install11.1.xDownload & Install v11.2.0What's new in v11.2
Upgrade Only11.0.xDownload & Install v11.1.0What's new in v11.1
Full Install10.9.2Download & Install v11.0.0What's new in v11.0

Software versions prior to v11.0.0 are available here.

IRIS Anti - Money Laundering 

Type VersionDownloadDetails
Full Install18.3.6Download & InstallPlease note the important changes in this release:
The following passwords will be obscured after the installation: GB Group Account Password, Master Password and Confidential Client Passwords.


Full Install6.14Download & InstallRelease Notes
OpenSpace ConnectorDownload & Install
PDF printerDownload & Install

For further details and support on upgrading IRIS Docs, visit the IRIS Help Centre.


Version DownloadDocuments
IRIS Standalone VAT Filer v19.2.11 Click here VAT Filer Help
Making Tax Digital