TorsionBlend Buy online TorsionSoft Tech Welcome to TorsionSoft Technologies.  We produce edge blending software that calibrates and edge-blends multiple projectors into seamless digital displays. To buy full version of TorsionBlend, please select the channels(it’s the max number of projectors supported), then click Buy Now button.   Please let us know if you have any questions. Torsion Surface Mapping is one channel version of TorsionBlend.