The 10.31 version of Layo1 PCB is provided as a free download on our website. The program lies within Education Tools, more precisely Science Tools. Commonly, this program's installer has the following filename: Layo1 PCB.EXE. The actual developer of the program is Peter Baas. The most popular versions of the Layo1 PCB are 10.3, 10.2 and 6.0.
From the developer:
Layo1 PCB is a Windows application for printed circuit board design.
You may want to check out more software, such as Saturn PCB Toolkit, PCB Footprint Expert or PCB Library Expert, which might be similar to Layo1 PCB.