One of the most fleshed out first aids available on iOS or Android, GotoAID allows runs the full gamut of medical careâ€”everything from bee stings to broken bones is covered here. There's also a section for natural disaster preparedness that covers not just earthquakes, tornadoes, and hurricane, but also snowstorms, volcanic eruption, damn failure, and landslides. There's also a Morse Code translator that allows you to type in a message that gets sent via your phone's light signals.
Click here to buy it now from Apple App Store, $5
Cick here to buy it now from Google Play Store, $5