Man pages
TopoDroid user manual is organized as HTML man pages, which are included in the app.
HTML latest version: https://github.com/marcocorvi/topodroid/tree/master/assets/man/
PDF assembled: https://github.com/marcocorvi/topodroid/raw//master/manual.pdf
Translations
Translations of the man pages are available for a few languages. Translations are not guaranteed to be up to date. The reference TopoDroid user manual are the in-app English man pages.
French: http://souterweb.free.fr/topographie/topodroid_travaux/fr.zip (Dominique Ros)
Hungarian https://github.com/BalazsHoll/TopoDroid_manual_hu/raw/main/man.zip (Balazs Holl)
Italian: https://github.com/fato63/TopoItMan/blob/master/TopodroidItManual.zip (Fabrizio Toso)
Russian: https://github.com/akozhenkov/TD_manual_RU/archive/master.zip (Andrei Kozhenkov)
Spanish: https://github.com/xguerrero/Topodroid_manual_es (Manu Guerrero)
These translations can be installed from the app settings dialog. The translated man pages are stored in the system app space and are removed when the app is uninstalled.
Internet access is necessary to install a translation.