I created a first version of EasyLetter for macOS. It enables you to create uniform letters without having to deal with ambiguous constraints in layout programs.
You can use standards for US Letter and A4 (DIN 5008-A or DIN 5008-B) as layout and the following core features:
✅ Optional folding...
THE BEST DOCUMENT EDITING AND OFFICE MANAGEMENT SUITE FOR IPHONE AND IPAD.
+ Create and Edit Rich Text Documents on your iPhone or iPad.
+ Work on your docuemnts even when not connected to the internet.
+ Convert your documents to PDF,
+ Send documents as EMAIL ATTACHMENTS
+ Transfer to/from...