On iPhone / iPad (Safari only):
- Tap Share (square with arrow up)
- Tap “Add to Home Screen”
- Confirm with “Add”
On Android Chrome:
- Open this page, wait a few seconds, then tap ⋮
- Tap “Install app” / “App installieren” (not “Shortcut” / “Verknüpfung”)
- If you only see Shortcut: refresh once, then open the menu again
Remove any old Spesen shortcut from the home screen first.