If your phone does not have a pre-installed compass or you want more advanced features, you can find dozens of options in your device’s app store. Digital Compass - Apps on Google Play
Yes, you can absolutely download a compass app on your phone, provided your device is equipped with a built-in magnetometer sensor to detect the Earth's magnetic field. Most modern smartphones—including iPhones and higher-end Android devices—already have this hardware and often come with a native compass app pre-installed. can i download a compass on my phone