Compass is a professional compass positioning tool that uses network, GPS, mobile sensor and other data to determine the weather, longitude, latitude, altitude and other information of your location. It also supports real-time display of GPS information, GPS speed measurement, altitude, weather, pressure, wind direction and other practical information, making it easier for you to understand your geographical location.
Functional characteristics:

-Display data such as longitude, latitude, altitude, weather, etc. based on positioning information
-Support functions such as wind direction and altitude recording
-Support GPS speed measurement function
-Support camera photography to display longitude and latitude

Get subscription content:
1. Obtain all accurate geographic data
2. Unlimited number of GPS measurements of speed
3. There is no limit to the number of times a theodolite camera can record
4. Smooth and ad free experience
*Our standard subscription options are:
Provide professional subscription, including consecutive subscription packages for years. The subscription will be automatically updated, during which you can bid farewell to advertising interruptions; Unlimited access to all features, unlock all professional content, and prioritize feature updates.
*We will charge a subscription fee from your iTunes account when you confirm your purchase and at the beginning of each renewal period. Subscriptions that include a free trial period will automatically renew as paid subscriptions. At least 24 hours before the end of the free trial period, you can cancel your subscription or try for free in iTunes settings. Cancelling the subscription will take effect on the last day of the current subscription cycle. Once the cancellation takes effect, your subscription service permissions will become invalid.
Privacy Policy: https://sites.google.com/view/theodolite-privacy-policy
User Agreement: https://sites.google.com/view/theodolite-service-agreement