From what I can see, this is untrue:
Calculator: https://www.youtube.com/watch?v=esYJSNZrQWc
Notes: https://www.youtube.com/watch?v=34XhhVlmYTU and https://www.youtube.com/watch?v=jEzRgjHaIZo
It would surprise me if there wasn’t a calendaring program in there, too
"Upon initial shipment of the Librem 5 in 2019, it will offer the essentials: phone functionality, email, messaging, voice, camera, browsing. Your user experience will improve as we incrementally add commonly requested applications and features (such as calendaring, notes, calculator, PDF viewer, etc.) while keeping performance in mind."