Looking for an app that will let me share a list or note with someone

[mclld]

I need an app that will let me share a note with someone and give me notifications when there are updates

 

[antiprotest]

Notes

 

[Bigwaff]

Share notes on iCloud.com

In Notes on iCloud.com, share notes with people you invite, change the participants list, and stop sharing notes.

support.apple.com

 

[jamezr]

Evernote works and it is realtime and platform agnostic

 

[ian87w]

I need an app that will let me share a note with someone and give me notifications when there are updates

On Android?

Just create the note on Google Docs, and add the other users as editors. For simpler notes, Google Keep can do it as well.