MakerX is described as 'is sketchbook app for your iPhone or iPad with easy tools for organizing' and is an app in the Office & Productivity category. There are more than 50 alternatives to MakerX for a variety of platforms, including Windows, iPhone, Android, iPad and Mac. The best alternative is Joplin, which is both free and Open Source. Other great apps like MakerX are Standard Notes (Freemium, Open Source), Evernote (Freemium), CherryTree (Free, Open Source) and Evince (Free, Open Source).
Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, can be copied, tagged and modified either from the applications directly or from your own text editor.
Evince (or GNOME Document Viewer) is a document viewer for multiple document formats: PDF, Postscript, djvu, tiff, dvi, XPS, SyncTex support with gedit, comics books (cbr,cbz,cb7 and cbt) and others. See Supported Document Formats for details.
Colorful & powerful sticky notes app for Windows & Phones. Set reminder alarms, attach them to any website or document, organize them using folders/tags, sync sticky notes between devices & send notes across LAN or to any contact across the globe.
The notes app for creative work. For the research, thinking and planning behind your next great piece of work. # Collect your thoughts Milanote is a place to put it all together. See your ideas, notes and research side by side.