ATR CustomTools System Requirements
To achieve optimal user experience with ATR CustomTools products, the target computer should meet the following system requirements.
For the ATR CustomTools SOLIDWORKS Add-In, refer to the SOLIDWORKS System Requirements. ATR CustomTools does not change the requirements defined by SOLIDWORKS.
The following system requirements apply to ATR CustomTools Viewer and ATR CustomTools Administration:
| Minimum | Notes | |
|---|---|---|
| Processor | 64-bit Intel® or AMD processor. | 32-bit operating systems are not supported. |
| System Memory (RAM) | 4 GB minimum. 8 GB or more recommended. | |
| Graphics | Any graphics card with an up-to-date driver. | A dedicated GPU improves 3D performance in the ATR CustomTools Viewer, which uses SOLIDWORKS eDrawings to display models. ATR CustomTools Administration has no special graphics requirements. |
| Hard Disk Space | 150 MB | |
| Internet | Broadband internet connection | Used to download the ATR CustomTools installation package and for online functionality. |
| Network | Microsoft Windows networking | |
| Other | SOLIDWORKS eDrawings | SOLIDWORKS eDrawings is required by ATR CustomTools Viewer only. |
| Microsoft .NET Framework 4.8 | Microsoft .NET Framework v4.8 Web is included in the ATR CustomTools installer. | |
| Microsoft SQL Server | The Microsoft SQL Server is required for the database ATR CustomTools uses to store design data. Microsoft SQL Server 2025 Express Edition is included in the installation package. |
ATR CustomTools 2026 supports SOLIDWORKS versions 2023 - 2026.
There are no specific requirements for the eDrawings version in ATR CustomTools Viewer. The eDrawings version affects SOLIDWORKS document version support in the Viewer. Refer to supported SOLIDWORKS versions for eDrawings version support.
The installed SOLIDWORKS eDrawings version is automatically detected during ATR CustomTools installation. If the same or newer version is already installed, the eDrawings installation is skipped to avoid compatibility issues.
Microsoft SQL Server is required in the ATR CustomTools environment. Microsoft SQL Server 2025 Express is included in the installation package as a server component. For SQL Server system requirements, refer to Microsoft Docs.