Here's how you can download the Street View on Google Maps app free for Android devices.
1. Go to the Google Play page for the free app Street View on Google Maps.
2. Tap the Install button.
Here's a description of Street View on Google Maps:
"With Google Maps Street View, you can explore the world at street level. See popular landmarks, check out places you want to visit in your hometown or far away, and take a virtual trip around the world.
To use Street View, open Google Maps, search for a place or long-press the map, and tap the Street View option."