Obsidian
Productivity
4.1
Notion - DIY Smart Monitoring
House & Home
3.1
Notepad: notes, to do & diary
Productivity
4.1
Amplenote
Productivity
4.2
Memento Database
Productivity
4.4
RemNote - Notes & Flashcards
Productivity
3.8
QusaWiki
The personal Wiki app for your Android phones and tablets