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With Chemio, so much chemical information is available at your fingertips. Tap on an element to view detailed information including its name, atomic mass, electron configuration, atomic radius, density, molar volume, melting and boiling temperatures, and much more. Specific groups of elements can be highlighted to make discovery easier. The app also includes a solubility table, molar mass calculator, and interactive electron configuration models.

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DrawOnMap is pretty straightforward. It will automatically detect your location or you can enter a street address. To annotate, simply tap the pencil icon in the toolbar at the bottom and the map will flip over. You’re able to adjust the size and color of the pencil, and undo and redo any strokes that are made. When you’re finished, tap the back button to return to the live map view and see all of your annotations. You can then change the location on the map and continue to draw, or you can complete the process by saving or sharing it.

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