Your IFC BIM projects online | usBIM | ACCA software Freedom, collaboration, sharing

Discover usBIM, the BIM management system for the digitization of constructions and infrastructures in a simple, secure and shared manner

Find out how easy it is to collaborate in real-time with your colleagues, share and manage even large and complex building and infrastructure projects and work online with any device (PC, tablet, smartphone...) and from anywhere.

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Access usBIM.10: 10+1 free online applications and a 10 GB cloud space

The completely online, high performance
BIM Management integrated system!

Video BIM management System | usBIM | ACCA software

Watch the video "usBIM | the BIM Management system"

View and manage in an advanced way | usBIM | ACCA software
View and manage in an advanced way the file formats most used in the construction sector [.IFC, .BCF, Revit (.RVT and .RFA), Point clouds (.LAS, .LAZ, .E57, .PLY,. PTS, .XYZ, etc.), GIS (.geojson), AutoCAD (.DWG and .DXF), Esri ASCII raster format (.ASC)].
Store or share | usBIM | ACCA software
Store or share your construction projects, your work site management documents or your maintenance data regardless of the file formats, data types, your location or the kind of device you are using and all in a portable manner
Improved coordination | usBIM | ACCA software
Improved coordination of your work and quickly solve problems with online video calls and desktop sharing
Deal with construction project estimates | usBIM | ACCA software
Deal with your construction project estimates and quantity surveying data, while collaborating with your team members from anywhere using any device with a simple browser, without having to install any apps.
Manage issues | usBIM | ACCA software
Manage issues and data directly in the cloud with a traceable model based process that guarantees the quality of your results.
Create, edit and manage | usBIM | ACCA software
Create, edit and manage your text documents, e-mails, etc. in real time and in a collaborative workflow
Collaborate in real-time | usBIM | ACCA software
Collaborate in real-time with the design, execution and maintenance teams with a fully integrated online messaging and video meetings service
Create an online building information system | usBIM | ACCA software
Create an online building information system by integrating the 3D model with data and documents together with easy to use search functions. Access, view and analyze any type of information stored within the system.
3D BIM models on the GIS map | usBIM | ACCA software
Position your 3D BIM models on the GIS map.
What do you really need from an integrated BIM building management system?
usBIM is ready for your every need...

IFC BIM viewer free on-line | usBIM | ACCA software

Open and view tons of 2D and 3D design file formats online... now manage even large file sizes!

Manage 3D BIM models online | usBIM | ACCA software
View, federate and manage 3D BIM models online in different formats and very large File sizes (IFC viewer, DWG viewer, Revit viewer, DXF viewer, etc.)
Share BIM models | usBIM | ACCA software
Share BIM models with anyone and have them always at hand without having to copy, duplicate or send files to anyone and above all, without needing to install any software
Share the BIM Object Library | usBIM | ACCA software
Create and share a customized BIM Objects Library with files in any managed version and format.
Real-Time Rendering | usBIM | ACCA software
View the 3D BIM or IFC model in Real-Time rendering, Augmented Reality or Virtual Reality completely Online.

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Get started with free BIM management software | usBIM | ACCA software
Looking for a free BIM management software?
BIM coordination software | usBIM | ACCA software

Coordinate the design, construction and operation phases of buildings and infrastructures completely online

Federate different BIM models in different formats | usBIM | ACCA software
Federate different models and BIM objects in different native formats
Share data online | usBIM | ACCA software
Share data online by coordinating all planning, execution and maintenance aspects to manage buildings and infrastructure systems.
Coordinates in real-time | usBIM | ACCA software
Coordinate works in real-time by modifying models, checking and correcting errors.
Conflict management | usBIM | ACCA software
Perform integrated clash detection tasks, code checking, comparisons, merge and modify the model in the openBIM format using the integrated tools of usBIM.

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BIM collaboration software | usBIM | ACCA software

Collaborate effectively with different teams for a more modern and efficient AEC industry

BIM document sharing | usBIM | ACCA software
Manage and share BIM projects online in different proprietary formats, files (PDF, DWG, DXF, etc.), data, documents and 2D and 3D construction drawings (360° panoramic photos, texturized meshes, point clouds, etc.
Online meetings| usBIM | ACCA software
Participate with your project team members and colleagues in a dynamic, fully encrypted messaging service with advanced team-working functions where you can also organize online meetings and conference calls with co-workers.
Collaboration | usBIM | ACCA software
Collaborate in real time with your colleagues and work on the same digital model or on the same documents.

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Construction management - BIM document  | usBIM | ACCA software

Plan, design, construct and manage the BIM model online by aggregating documents and data to form the entire building information system

Design, construct and manage your BIM models online in native formats such as RVT, EDF, etc. or in the open formats such as the IFC open standard format.
Digital formats | usBIM | ACCA software
Manage .PDF, .DWG, .DXF, Microsoft Office files, etc. together with all the project related Documentation (360° panorama photos, texturized meshes, point clouds, etc.)
Federation of BIM Models | ACCA software
Federate multiple IFC models in one view, add tags, annotations, links and georeferenced entities directly on the IFC model objects.
Hyperlink | usBIM | ACCA software
Create hyperlinks from the model’s objects to documents and information; integrate the 3D BIM model with documents and data and easily access project contents online.

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usBIM, the BIM management system, scalable and configurable according to your needs.

Get started with 10+1 applications and 10GB of cloud storage space for free. Then choose the applications that you need to configure your usBIM experience according to your preferred workflow!

  • With usBIM, manage the project, construction management and maintenance phases of a building or infrastructure, starting from the free usBIM.10+1 solution.
  • usBIM offers you infinite configurations with functions, applications and cloud storage space that you can activate from the online store.
  • Only subscribe to the BIM tools that you really need.
  • Keep your usBIM tools under control. Check out your current configurations and remain updated with the latest available plugins.
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APP and functions supplied with usBIM.10 (included and free of charge)

  • Video meeting | | ACCA software

    usBIM.meetVideo Meetings and desktop sharing tools

  • BCF file management | usBIM.bcf | ACCA software

    usBIM.bcf BCF (BIM Collaboration Format) management

  • Integrated Word Processor | usBIM.writer | ACCA software

    usBIM.writer Integrated Word Processor for document and forms management

APPs and additional functions (available with subscription plans)

  • BIM Real-Time Data from Internet of Things | usBIM.IoT | ACCA software

    usBIM.IoT BIM Real-Time Data from Internet of Things

  • Augmented Reality of the BIM model | usBIM.reality | ACCA software

    usBIM.reality BIM model Real-Time rendering, Virtual Reality and Augmented Reality

usBIM in brief

Free basic functions (usBIM.10)

  • IFC viewer online
  • Federations of BIM models and Point Clouds
  • Point Clouds
  • GIS thematic maps
  • Online chat
  • Video Meeting
  • BCF (BIM Collaboration Format) file management
  • Integrated Word Processor for the management of forms
  • Microsoft Office Editing
  • Construction cost estimates and price lists (light)

Advanced functions (paid)

  • BIM Clash Detection
  • BIM 4D Gantt
  • BIM validation
  • Advanced IFC file editor
  • BIM Real-Time Data from Internet of Things
  • 3D Rendering of the BIM model
  • Real-Time rendering, Virtual Reality and Augmented Reality of the BIM model
  • Facility Management
  • Process Planning and Management of Activities, Times and Resources
  • Online digital signature
  • BIM-Blockchain integration
  • BIM model compare
  • BIM model & IFC file Merge


In the midst of the digital age, we can’t possibly think of continuing to work as we have until today: in complete autonomy, on our PC and at home.

We need to start thinking about continuous collaboration between colleagues, about sharing information, exchanging data, working online, in a flexible, efficient manner, in complete freedom anywhere and with anyone. usBIM is the tool that allows you to accomplish all this in a fast, extraordinarily powerful and completely online way!

usBIM is:

  • a cloud space where you can upload, view and manage your projects and share them with your colleagues or simply to be sure that you always have access to your documents wherever you are.
  • a BIM collaboration software allowing you to participate in dynamic chat sessions with advanced team working functions. Where you can quickly arrange online meetings and conference calls with your work colleagues.
  • a BIM document & data management with which you can structure your project with 2D, 3D models, information, data and integrated documents.
  • an online BIM Viewer to view all 2D and 3D files in real-time and work with your colleagues on projects, reports and online BoQs, even without having any dedicated BIM authoring software.

usBIM is the BIM construction management software specifically designed to facilitate the daily work of all technical sector stakeholders (engineers, architects, surveyors, facilities managers, construction companies, etc.) and to respond to the modern world challenges. usBIM is capable of simplifying and speeding up processes and methodologies while promoting high levels of collaboration

usBIM is for everyone, it’s not just for those who work with BIM or for working in with extremely complex projects. It simplifies everyday work and allows you to tackle both the ordinary job and the more complex time-consuming ones too.

With usBIM you can:

  • view and navigate through your 3D BIM models generated with Revit, Edificius, Sketchup, TerMus, etc. and even without a BIM authoring software;
  • federate different models and BIM objects in different native formats;
  • perform clash detections, code checking, comparisons and merges;
  • manage point clouds, word files, PDFs, JPEG images,, etc.

usBIM really responds to all technical needs by bringing numerous advantages to the work of all AEC professionals:

  • All your work is in the cloud, so you always have your data available and you can update it from any device and at any time.
  • Access data from anywhere and also allow members of your team to access usBIM from anywhere with a link and simply using an internet connection
  • You can decide to share your work and your projects with whoever you want, assigning permissions to view or modify data.
  • You have specific functions to connect with your team through dynamic chat with advanced team working functions or on-line meetings and conference calls.
  • Open and view large files in popular technical formats with absolutely blazing speed.
  • You have a unique work environment, a single online software that allows you to view, federate, manage and archive BIM models, organize documents and data, share projects with colleagues and manage collaborative work.
  • You have 10 free applications and 10 GB of cloud space (usBIM.10) that allow you to be fully operational immediately.
  • You have a modular solution, completely customized, flexible and fully scalable according to your work needs; enable the services you need directly from, the online store with the largest collection of services and BIM tools in the world.
  • You have a tool which is capable of managing even complex and large technical documents, with high performance access thanks to the power of the cloud service
  • Get a complete system that allows you to manage any project at any stage (design, construction, maintenance, decommissioning), according to every need and in any area.

To get usBIM.10for free, follow these simple steps:

  • access the usBIM webpage
  • log in by entering your ACCA account credentials (email used for registration and password)
  • click on "Login".
  • If you don’t have an ACCA account yet, simply register here at: and then follow the step by step registration process

Alongside the free functions and applications for basic activities, you have the possibility to add many others available on, the online store with more services and BIM tools in the world.

You can choose the functions and applications that meet your needs and create the configuration that best suits your desired workflow.

You can add cloud space to the system to switch from the basic usBIM.10 free configuration to the premium usBIM.25, usBIM.50, etc. configurations

On, you can immediately see all the BIM collaboration tools already active for your profile and which ones are available to improve your AEC-design firm’s online experience.