If you have any problems with Vignette, please, please e-mail me at vignette@ratatoskr. Co. Uk. I can't fix bugs in the app based on a short description in a review. Vignette is a full-featured camera application, with. Hundreds of filters and frames. Instant camera, LOMO, Diana and Holga styles; Ilford, Portra, Velvia, Ektachrome and Tri-X film emulations;