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Familiarized people with checkin.
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Even brand new apps with few users could populate themselves with checkins from Facebook and other established apps.
Foursquare has ramped up its concentration on providing tips and restaurant dish recommendations, while Yelp has tried to become more social with checkins and more mobile with on-the-go reviews.
Or Facebook pursuing Instagram; Twitter or Yahoo/Flickr adding filters to pursue Instagram users; Facebook (killed Places after one year of launch) or Yelp chasing Foursquare with checkins; or Apple's iMessage and the continuing growth of WhatsApp.
The Who Is Happy app lets users tap a button to tag their buzz on a map — suitably hazily, with checkins indicated on the map by a puff of green smoke with a radius of 1km for four hours after the checkin button is pushed, making it tricky to pinpoint the exact location and moment a spliff/blunt/joint/doobie/Camberwell Carrot/pétard was sparked.
The Who Is Happy app lets users tap a button to tag their buzz on a map — suitably hazily, with checkins indicated on the map by a puff of green smoke with a radius of 1km for four hours after the checkin button is pushed, making it tricky to pinpoint the exact location and moment a spliff/blunt/joint/doobie/Camberwell Carrot/pétard was sparked.
With each checkin, you earn a point.
It was filters for Instagram, ephemerality of photos with Snapchat (the complete opposite of Instagram and Facebook), cross-platform free messaging with WhatsApp, Checkins for Foursquare or user experience with Tweetie.
Foursquare started with simple "checkins" – people tapping a button to tell the world where they were – but over time added richer updates, like tips, and became a service focused more on recommendations.
The app uses geofencing to confirm the locations and to help with seamless checkins.
At the outset, only Foursquare users with 1,000+ checkins were accepted.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com