Locus Classic was unpublished on Google Play for new users at the beginning of 2026. But it is still available for installation for the current users:
Locus Classic can't be found on Google Play through the app search. It is only available for its current users at a direct link:
The public repository of Asamm Software (developers of Locus Map and Classic) is available at
It is stored at Google Drive and offers APK files for both Locus Classic and Locus Map, including an archive of older versions. If you need to install Locus Classic, select the Locus Classic folder:

The latest version has the highest number:

Each folder contains three versions of the app: