Altitude measurement expert

With one machine in hand, you have all the altitude. You can get elevations from all over the world with just one click without leaving home! This is an altitude measurement tool with beautiful interface, simple operation but powerful function. It allows you to measure the altitude and distance information of the route conveniently and quickly, and visually displays the altitude changes in a chart. "Altitude Measurement Expert" can turn your iPhone, iPod touch and iPad into a powerful portable altitude measurement tool in the blink of an eye. When you plan an outdoor itinerary, you can use this tool to check the altitude information of the route in advance, providing accurate reference information for your trip. [Functional Features] 1. Obtain the current user location and give the elevation information of GPS positioning; 2. Support marking feature points with pushpins, obtain the altitude value of the point, and draw the route; 3. Support direct drawing of the route with fingers; 4. , display the altitude/elevation changes along the route in a chart; 5. Support the calculation and summary of the length of each section of the route; 6. Support undo, redo and other operations, and support clearing the drawn graphics; 7. Support the use of the earth between two points Line (geodesic, geodesic) connection; 8. Supports length (elevation) units such as meters, kilometers, feet, miles and nautical miles; 9. Supports album storage and email sharing of drawn graphics (PNG format); 10. Supports email sharing of drawn graphics containing data, including TXT and KML file formats; 11. After entering the background, automatically closes the positioning function you may have turned on to save power; 12. Supports iPad, iPhone, and iPod touch with iOS 8.0 or above and other equipment; 13. Clean: no ads, no in-app purchases, no background refresh, no function restrictions; .........[Notes] 1. Need to connect to the Internet, firstly to obtain the elevation information of each point, and secondly to download or update map data. 2. Due to network traffic requirements and user experience, the maximum route length is 250KM. 3. The elevation information given by this App, except for the current location, is not collected by the local sensor, but obtained through the Internet. The accuracy is not high and is for reference only. If this software is helpful to you, please give a good review to encourage our programmers and design lions. If you have any questions and suggestions, please send an email to lhikien@gmail.com.