Zoom the whole app in and out with Ctrl + mouse wheel (scroll up to zoom in, down to zoom out), like a browser. Trackpad pinch-to-zoom works too.
Pinch with two fingers to zoom notes in/out on mobile (iPad/iPhone/Android). Choose content zoom (scales everything) or text-size zoom.
Offline pop-up Japanese-English dictionary powered by JMdict. Select a word to see readings and meanings. Works on desktop and mobile.