Download of Mars Notebook 2.21 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The most popular versions among the software users are 2.2, 2.1 and 2.0. The program is included in Office Tools.
The latest version of the software is supported on PCs running Windows XP/Vista/7/8/10/11, 32-bit. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The most frequent installer filenames for the software include: Notebook.exe and Notebook64.exe etc. The actual developer of the program is Mars Software.
From the developer:
Mars Notebook is a useful tree-styled personal information manager. You can use it every day as your assistant in your work and life. It has a full featured text editor with tables, any kind of font formatting, colors, bullets, numbering, indents, line spacing, font spacing, undo/redo, spell checker, styles, background color.
You may want to check out more software, such as Mars Simulation Project, Mars 3D Space Survey Screensaver or Mars Calendar, which might be similar to Mars Notebook.
Office Tools
Office Tools