Nisus Software, Inc.

Nisus Writer Express
New in Version 4.2
Dark Mode
Dark Mode is fully supported for both your document text and the app interface (GUI). Or if you prefer, keep your text editing area in Light Mode while the rest of the app uses Dark Mode. Dark Mode requires macOS 10.14 Mojave or later.
Nisus Writer has always allowed you to customize various app colors. New is the ability to import/export sets of customized colors for both Light Mode and Dark Mode.
For more details, see the user guide section: Appearance Preferences

Nisus Writer Express is ready for macOS Big Sur.

Support for Apple Silicon
Nisus Writer Express runs natively on Macs with Apple's new M1 chip.

PDF Import and Optical Text Extraction
Insert a PDF as images or editable text.
Text can be optically extracted (OCR) from images of any kind on macOS 10.15 Catalina or later.
For more details, see the user guide section: Import a PDF

Font Previews
To help you choose a new font you can see your document's actual text previewed in all available fonts.
For more details, see the user guide section: Preview font changes

HTML Font Size Scaling
HTML export now includes a font size scaling factor.

Additional Enhancements
For more details on what's been added to version 4.2 see the full release notes.