Snapchat is secretly testing a new line of location-specific filters in New York and Los Angeles. The firm has been testing the feature on its iOS app, using the iPhone's GPS system to pinpoint users and show the filters. For instance, Snapchat users who use the service in Brooklyn are shown a clear filter with the word ‘Brooklyn’ written in an artistic font, while those in New York's financial district can unlock filter featuring a shower of dollar bills. Scroll down for video Enthusiastic Snapchat users in New York show off their custom filters featuring the word 'Brooklyn', when in Brooklyn,  and a sea of cash when pictures are taken near NYC's financial district.
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Users can only 'unlock' the filters in certain geographic locations
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Filters are not yet available to all users
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Could be used by brands as advertising
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Firm recently added a group sharing feature for concerts and live events
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Comes as Facebook launches Slingshot and Apple reveals plans for self destructing messages in its next iPhone and iPad software
Both Apple and @placeholder have released similar ephemeral messaging services in attempt to capitalize on Snapchat's runaway success.