JotterPad

13.0.11B-pi

JotterPad is a small and sleek app for writing down your thoughts or starting work on a novel, poem or screenplay. Read more about JotterPad  

The app has a very clean interface that lets you focus on writing and removes any possible distractions that could get in the way. It comes with a built-in dictionary that highlights poorly-spelled words and it even has syntax highlighting and custom font tools. The app has some neat keyboard shortcuts, like for undo and redo functions. It also automatically counts the words and characters in your document.
 
JotterPad supports multiple file formats, including .txt, .md and .fountain, and it can be used for automatically uploading the file on Dropbox so you wouldn’t lose it. You can also use a night mode and multiple encoding options. The application has RTL support, typewriter scrolling features and style customization tools.