TopoDroid

TopoDroid v. 2.3.1b - Cave survey on AndroidMain functions:- survey data (DistoX recommended)- sketch drafting- DistoX: calibration- advanced DistoX functionsFor more info visit https://sites.google.com/site/speleoapps/homeIn particular see the page of changes for news and upcoming features.TopoDroid relies on internet connection for coordinate altitude conversion, magnetic declination lookup, and to access the online manual.Disclaimer. This app is open-source, free and ad-free. It has no warranty; while i strive to make it bug-free, it is not guaranteed so. Bug reports are welcome and are promptly handled. By using it you agree that the author is not responsible for any loss of data you might incur, or damage whatsoever, including damages to DistoX devices.