There was a download of MakerPlot 1.7.0 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program lies within System Utilities, more precisely Device Assistants.
We recommend checking the downloaded files with any free antivirus. The most popular versions among the software users are 1.7, 1.6 and 1.5. The latest version of the program can be installed on PCs running Windows XP/Vista/7/8/10/11, 32-bit. The default filename for the program's installer is MakerPlot.exe. This program was originally designed by LearnOnLine, Inc.
From the developer:
MakerPlot is a program designed for plotting analog and digital data generated by your microcontroller and other devices with ASCII serial outputs. With dozens of meters, buttons, switches and text boxes you have full control of the screen interface design and how information is displayed, plotted, logged to files, and printed.
You may want to check out more software, such as EasyGPRS or k700 Remote Profiler, which might be related to MakerPlot.