macOS:
Read and accept the Graphisoft license agreement to proceed.
When launching Archicad 21 for the first time, the program will prompt you for a license type:
Once your download is complete, follow these steps to get your first project running: Download Archicad 21
: Utilizes Next-Gen predictive design technology to create compliant staircases automatically.
Requires a physical CodeMeter hardware protection key (dongle) or a digital software key downloaded via the License Manager Tool.
A: Legally, only if you have an active educational or commercial license from the time of its release. Graphisoft does not offer freeware versions of old software. macOS: Read and accept the Graphisoft license agreement
Before starting your download, verify that your hardware meets these specific requirements for Archicad 21. Minimum Requirement Recommended Specification 64-bit with 2 cores 64-bit with 4+ cores RAM 16 GB or 32+ GB for complex models Storage 5 GB for install SSD with 5 GB install + 10 GB per project Graphics OpenGL 2.0 compatible Dedicated OpenGL 4.4 compatible (4 GB VRAM) Display 1366 x 768 resolution 1920 x 1080 or higher 3. Installation Steps
Method 1: Download via Graphisoft Community Account (Commercial Users) Go to the official Graphisoft website. Log in using your Graphisoft ID credentials. Navigate to the section.
with at least 5 GB of free space is necessary for the installation. A: Legally, only if you have an active
, which utilized predictive design technology. For architects and students, downloading this specific version often stems from a need to maintain compatibility with legacy projects or to run the software on hardware that may not support the most recent, resource-intensive releases. Graphisoft 1. Pre-Download: System Requirements
If you need to open an AC21 file but cannot install the software, look for a friend with a newer version. Archicad 27 can open AC21 files, but you must "Save As" to upgrade the format (this process is irreversible, so keep a backup).
Archicad 21 is a powerful BIM software that enables architects, engineers, and construction professionals to create detailed, accurate, and coordinated building designs. With a wide range of features and tools, Archicad 21 allows users to design, visualize, and simulate buildings in a virtual environment, streamlining the design and construction process.
To ensure a secure and legal installation, always use official channels. Graphisoft typically hosts the latest versions on their main download page, while older versions like Archicad 21 may be found in the archives. Official Sources