Raindrop.io - All your articles, photos, video & content from web & apps in one place.
Thunkable - Powerful but easy to use, drag-and-drop mobile app builder.
Superdense - No text, just icons.
MIT App Inventor - App Inventor is a cloud-based tool, which means you can create apps for phones or tablets right in your web browser.
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.
Bubble.io - Building tech is slow and expensive. Bubble is the most powerful no-code platform for creating digital products.