Yes, you can though it's a bit of a hassle:
1. Find the LTA save files on your Android system:
/Android/data/com.{gamename}.program/files/saves
Alternatively, you can use the file manager/download a file explorer to find the correct save map where the Renpy save files belong.
2. copy/backup those files and upload them to some website or e-mail them to yourself.
3. Simply drop the files on where they belong on Mac.4. Profit.
Your Ren'py save files on Mac can be found at this path:
~/Library/RenPy/game_directory
To access the above path:
- Open up a Finder window
- Press
COMMAND+SHIFT+G - Paste/enter the path (
~/Library/RenPy/game_directory) into the text field and hitGo