Calendar Note by Enex - Calendar Note app allows users to view the calendar so they can write notes and memos according to dates to get alerts about tasks.

GitJournal - Manage your Notes from any Git Repo.

StyleNote Notes & Memos - StyleNote Notes & Memos app offers features that let you write noes using an extensive collection of fonts and font colors.

FairNote - FairNote app allows users to increase their productivity and efficiency by writing notes and by making to-do lists, so they don’t forget any important task.

Category Tabs for Google Keep - Better organize your Google Keep Notes

Taskito - Taskito app offers features that let you boost up your productivity by creating lists of tasks to keep track of all your projects and life goals.