There are many alternatives to Google Keep for Mac if you are looking for a replacement. The best Mac alternative is NoteLedge. It's not free, so if you're looking for a free alternative, you could try Standard Notes or Microsoft OneNote. If that doesn't suit you, our users have ranked more than 100 alternatives to Google Keep and loads of them are available for Mac so hopefully you can find a suitable replacement. Other interesting Mac alternatives to Google Keep are Joplin (Free Personal, Open Source), Obsidian (Free Personal), Simplenote (Free, Open Source) and Evernote (Freemium).
NoteSync lets you take notes fast and sync them with your Google docs account. Automatic syncing happens every minute or when you feel like it by pressing the sync button. Offline mode fully supported.
Pear Note records audio, video, and what you do, including typing notes and changing slides, on a timeline. Since keystrokes and slide changes are kept on this timeline, you can easily find what was being said during typing or a particular slide.