FR5 Software

FirstRate5® house energy rating software

FirstRate5® is an easy-to-use interactive tool with a graphic user interface that enables designers and thermal performance assessors to generate energy ratings for a home by tracing over floor plans. The software integrates the AccuRate calculation engine to estimate the annual heating and cooling energy and can be used to rate an existing design or as an interactive tool to optimise the design beyond compliance.
Latest News​
  • Built Environment finalists announced in Premier's Sustainability Awards

    Oct 04, 2016
    Thirty finalists have been announced in the 2016 Victorian Premier's Sustainability Awards, featuring three in the Built Environment category. Premier's Sustainability Awards' winners will be announced at the awards ceremony on Thursday 20 October at the Plaza Ballroom, Melbourne. For more information on the awards, finalists and to purchase tickets for the award ceremony, visit the awards website.
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  • Release of FR5 v5.2.3b (3.13)

    Sep 21, 2016
    FirstRate5 v5.2.​3b (3.13) is now available as a free download from This version is a minor bug fix release with one new enhancement included. SV recommends that all users upgrade to this version.
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  • BDAV Webinar – Understanding the FirstRate5 User Manual

    Jul 21, 2016
    On 8 August 2016 the Building Designers Association of Victoria (BDAV) is presenting a webinar on the latest version of the FirstRate 5 manual, which may be of interest to FirstRate5 users. Well-known industry identity, Tony Isaacs, will explain how the manual is laid out; where to look for things; and will run through some of the 'trickier' contents in the manual. This webinar will be useful for all users of FirstRate5, including users already familiar with the manual.
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  • Discontinuation of the sale by tender of FirstRate5

    Jun 22, 2016
    Sustainability Victoria has decided to discontinue the sale by tender of FirstRate5. The tender process for the sale of FirstRate5 was initiated by SV in May 2015. That process has now been discontinued with the software to be retained in Victorian Government ownership.
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  • Release of FR5 v5.2.3a (3.13)

    May 20, 2016
    FirstRate5 v5.2.​3a (3.13) is now available as a free download from This version is a minor bug fix release with a number of additional enhancements included. Full details are available in the software Release Notes, which can be opened by clicking ‘Release Notes’ under the Help menu.
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