: Includes 12 specific tools for adding notes, comments, shapes, arrows, and graphic images to existing drawings.

VSDX Annotator (Version 1.16.1 U2B) by Nektony is a highly-rated utility for Mac users who need to view, annotate, and convert Microsoft Visio diagrams without running Windows. The "U2B" designation signifies it is a , meaning it is natively optimized for both Intel-based Macs and Apple Silicon (M1/M2/M3) chips. Key Capabilities

: Supports opening .vsd , .vdx , and .vsdx files with high-quality rendering that matches the original Visio display.