Dating and hook-up app Grindr says it will remove the "ethnicity filter" from the next version of its app, following years of criticism from its users. The app currently lets people filter potential matches according to their age, height, weight and ethnicity. But critics say the ethnicity filter fuels discrimination and that the app does too little to tackle racism. Announcing the change, Grindr said it had a "zero-tolerance policy for racism and hate speech" on its platform. On 29 May, the company had tweeted "Demand justice.