RightMark 3DSound 2.3 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The software is included in System Utilities. This free software is a product of RightMark.
We recommend checking the downloaded files with any free antivirus. The most popular versions of the RightMark 3DSound are 2.3 and 2.2. RightMark3DSoundBench.exe or UNWISE.EXE are the common file names to indicate the RightMark 3DSound installer. This free PC program was developed to work on Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 or Windows 11 and is compatible with 32-bit systems.
From the developer:
The essence of RightMark 3DSound is the creation of an independent synthetic audio test for estimating hardware and software capabilities of DirectSound-compatible devices.
Tests audio source positioning quality in DirectSound3D. Requires subjective listening to a 3D audio scene with a user-controlled moving sound source. Supports all key features of EAX4 Advanced HD.
You may want to check out more software, such as RightMark PPM Panel or RMClock, which might be related to RightMark 3DSound.