My t shirt design need 300 dpi with hd png. How your app can help. I find only mp 1, 4 and 12. How to ensure exact 300 dpi hd png image is generated for t shirt design. Also I have t shirt with model and design, if app can help cropping the tshirt only with design, may help lot.
Currently it have no value, if these two issue not resolved.
Design as per above print requirement and also upload with cropping inside app.