Notion is great, but not for some quick information transfer to many. Turn your Notion page into a neat deck of cards and send to your audience via mobile SMS. Automate delivery, reminder and tracking furthermore.
Burner Note is a free, ad-free and open sourced service for sending secure text based notes that are completely erased from existence once they've been read. The product utilises AES-256-CBC encryption signed with a message authentication code (MAC).
Datash(a free and open-source application) helps you to send and receive text and files from one device to another one through browser without any login or registration using end-to-end encryption which ensures data is being sent to the intended person.
This link will self destruct (TLWSD) allows you to create and share links that self-destruct after a set number of views, or at a point in time. Password protected messages are encrypted in the browser.
SupportMe is the most convenient way to sell your links within seconds. You can think about it as WeTransfer + Paywall, but not only for files but for any link or character sequence you want to sell.
ShareSimple is an add-in for Microsoft Outlook that makes it easy to share and request sensitive data securely by email. Send and receive sensitive data like passport, bank, and ID numbers and more to/from anyone in the world, at any email server.