Update README.md

README.md

@@ -1,6 +1,18 @@
-# agenda-2021
+# Agenda 2021
 Your note taking to another level
 
+Smart agenda for calendar year 2021 using PDF.
+Months and days are clickable, allowing for easy navigation and one stop shop for your note taking throughout the year.
+
+Tested with:
+- Notes (iOS,ipadOS, macOS)
+- Notability
+- GoodNotes
+
+*but I guess will work with virtually any note taking app that supports PDF markup.* 
+
 ![](agenda-2021.gif)
 
+If you like and wish to support ⬇️
+
 [![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=G88DKAEXKNSR8)