• Increase font size
  • Default font size
  • Decrease font size


Attention: for a correct declination managment for sessions after 01-01-2020 you need Therion version 5.4.4 build on 19-01-2020.


  • added more objects type in TopoDroid file management;
  • added options to manage custom declination even with geographic functions enabled.


Questions? Bugs? suggestions?
Take a look at forum
Sorry, most topic are in italian but you are free to write also in english...