Picootime

Upload Your Photos:
Upload your photos, and the app will automatically recognize the shooting location and time of your photos, marking them on the map and displaying them on a timeline. You can also specify the location and time of your photos.
Search for Nearby Photos:
Search for photos near places of interest to you. You can see photos uploaded by other users on the map, displayed on a timeline, giving you an insight into the past of these locations.
Recommended Photos Related to You:
If other users have uploaded photos near yours, the app will notify you, letting you know what the places you once visited look like now.
Follow and Comment on Photos:
You can follow users you're interested in, save photos that catch your eye, comment on others' photos, and also receive comments on your own photos.