When the trial expires, you cannot extend it legally. But you can:

While the idea of a "free download" for premium software is tempting, these files (often found on torrent sites or "exclusive" forums) usually carry hidden costs:

Developed by Archibel, RADAR (Rapid Data Access and Retrieval) is a comprehensive homeopathic software package designed for repertorization, patient management, and Materia Medica research. Radar 10.5 was a major milestone, introducing enhanced search capabilities and a more intuitive interface before the transition to the RadarOpus platform. Key Features of Radar/RadarOpus 10.5

The process of acquiring RadarOpus is simple and safe:

(and its modern successor RadarOpus ) is a professional homeopathic software suite designed for case analysis, repertorization, and patient management. Key Features of RADAR 10.5

Another popular software suites that sometimes offers light or trial editions for students.

The cons are severe, and the "savings" are an illusion. In reality, you are paying with your security, privacy, and potentially your freedom.

Even with the rise of newer versions like RadarOpus, Radar 10.5 remains popular for several reasons: It is a stable, well-established platform.

| Component | Minimum | Recommended | |-----------|----------|-------------| | | Windows 7 (32‑bit) | Windows 10/11 (64‑bit) | | Processor | 1 GHz Intel/AMD | 2.5 GHz dual‑core or better | | RAM | 2 GB | 8 GB | | Hard Disk | 500 MB free for installation + 2 GB for data | SSD with 100 GB free (for fast backup) | | Database Engine | Microsoft SQL Server 2008 Express (bundled) | SQL Server 2019 Express or higher | | Display | 1024 × 768 | 1920 × 1080 or higher (for chart clarity) | | Internet | Required for activation & updates | Required for remote backup and licensing checks |