DPTH app applies simulated bokeh effect to any image

Artificial bokeh modes in smartphone camera apps that simulate a shallow depth of field are getting better and better, but there are still a lot of older devices around that don't offer the feature. Equally, the users of bokeh-mode-equipped phones might have images on their camera roll that were captured in standard mode and could benefit from a simulated depth treatment. In both cases the new DPTH app should be worth a closer look. Its makers promise the app can add adjustable depth of field an...