Open Snapchat and tap the Snap Map button on the action bar. Or, tap a friend’s picture on the Friends tab. Tap the preview image of a shared location to open the Snap Map. You can also access Snap Map in a web browser by going to map.snapchat.com.
Snapchat uses Mapbox which uses Bing Maps and OSM (Open Street Map). You can’t add data to Mapbox directly so you can do it via Open Street Map. You can add …
What is Snap Maps?
Snapchat allows you to share your snaps publicly on a map and you can also see activity from people by clicking on locations on this map. The map icon on the bottom left gives you access to Snap Maps.
Are snap Maps live?
Yes, in that the data about where you are and where your friends are, this is live. When you post to maps, this gets shown on maps fairly soon after you post.